demo.js

define("ace/ext/spellcheck",["require","exports","module","ace/lib/event","ace/editor","ace/config"], function(require, exports, module) {
"use strict";
var event = require("../lib/event");

exports.contextMenuHandler = function(e){
    var host = e.target;
    var text = host.textInput.getElement();
    if (!host.selection.isEmpty())
        return;
    var c = host.getCursorPosition();
    var r = host.session.getWordRange(c.row, c.column);
    var w = host.session.getTextRange(r);

    host.session.tokenRe.lastIndex = 0;
    if (!host.session.tokenRe.test(w))
        return;
    var PLACEHOLDER = "\x01\x01";
    var value = w + " " + PLACEHOLDER;
    text.value = value;
    text.setSelectionRange(w.length, w.length + 1);
    text.setSelectionRange(0, 0);
    text.setSelectionRange(0, w.length);

    var afterKeydown = false;
    event.addListener(text, "keydown", function onKeydown() {
        event.removeListener(text, "keydown", onKeydown);
        afterKeydown = true;
    });

    host.textInput.setInputHandler(function(newVal) {
        console.log(newVal , value, text.selectionStart, text.selectionEnd)
        if (newVal == value)
            return '';
        if (newVal.lastIndexOf(value, 0) === 0)
            return newVal.slice(value.length);
        if (newVal.substr(text.selectionEnd) == value)
            return newVal.slice(0, -value.length);
        if (newVal.slice(-2) == PLACEHOLDER) {
            var val = newVal.slice(0, -2);
            if (val.slice(-1) == " ") {
                if (afterKeydown)
                    return val.substring(0, text.selectionEnd);
                val = val.slice(0, -1);
                host.session.replace(r, val);
                return "";
            }
        }

        return newVal;
    });
};
var Editor = require("../editor").Editor;
require("../config").defineOptions(Editor.prototype, "editor", {
    spellcheck: {
        set: function(val) {
            var text = this.textInput.getElement();
            text.spellcheck = !!val;
            if (!val)
                this.removeListener("nativecontextmenu", exports.contextMenuHandler);
            else
                this.on("nativecontextmenu", exports.contextMenuHandler);
        },
        value: true
    }
});

});

define("kitchen-sink/inline_editor",["require","exports","module","ace/line_widgets","ace/editor","ace/virtual_renderer","ace/lib/dom","ace/commands/default_commands"], function(require, exports, module) {
"use strict";

var LineWidgets = require("ace/line_widgets").LineWidgets;
var Editor = require("ace/editor").Editor;
var Renderer = require("ace/virtual_renderer").VirtualRenderer;
var dom = require("ace/lib/dom");


require("ace/commands/default_commands").commands.push({
    name: "openInlineEditor",
    bindKey: "F3",
    exec: function(editor) {
        var split = window.env.split;
        var s = editor.session;
        var inlineEditor = new Editor(new Renderer());
        var splitSession = split.$cloneSession(s);

        var row = editor.getCursorPosition().row;
        if (editor.session.lineWidgets && editor.session.lineWidgets[row]) {
            editor.session.lineWidgets[row].destroy();
            return;
        }
        
        var rowCount = 10;
        var w = {
            row: row, 
            fixedWidth: true,
            el: dom.createElement("div"),
            editor: inlineEditor
        };
        var el = w.el;
        el.appendChild(inlineEditor.container);

        if (!editor.session.widgetManager) {
            editor.session.widgetManager = new LineWidgets(editor.session);
            editor.session.widgetManager.attach(editor);
        }
        
        var h = rowCount*editor.renderer.layerConfig.lineHeight;
        inlineEditor.container.style.height = h + "px";

        el.style.position = "absolute";
        el.style.zIndex = "4";
        el.style.borderTop = "solid blue 2px";
        el.style.borderBottom = "solid blue 2px";
        
        inlineEditor.setSession(splitSession);
        editor.session.widgetManager.addLineWidget(w);
        
        var kb = {
            handleKeyboard:function(_,hashId, keyString) {
                if (hashId === 0 && keyString === "esc") {
                    w.destroy();
                    return true;
                }
            }
        };
        
        w.destroy = function() {
            editor.keyBinding.removeKeyboardHandler(kb);
            s.widgetManager.removeLineWidget(w);
        };
        
        editor.keyBinding.addKeyboardHandler(kb);
        inlineEditor.keyBinding.addKeyboardHandler(kb);
        inlineEditor.setTheme("ace/theme/solarized_light");
    }
});
});

define("ace/test/asyncjs/assert",["require","exports","module","ace/lib/oop"], function(require, exports, module) {
var oop = require("ace/lib/oop");
var pSlice = Array.prototype.slice;

var assert = exports;

assert.AssertionError = function AssertionError(options) {
  this.name = 'AssertionError';
  this.message = options.message;
  this.actual = options.actual;
  this.expected = options.expected;
  this.operator = options.operator;
  var stackStartFunction = options.stackStartFunction || fail;

  if (Error.captureStackTrace) {
    Error.captureStackTrace(this, stackStartFunction);
  }
};
oop.inherits(assert.AssertionError, Error);

toJSON = function(obj) {
    if (typeof JSON !== "undefined")
        return JSON.stringify(obj);
    else
        return obj.toString();
}

assert.AssertionError.prototype.toString = function() {
  if (this.message) {
    return [this.name + ':', this.message].join(' ');
  } else {
    return [this.name + ':',
            toJSON(this.expected),
            this.operator,
            toJSON(this.actual)].join(' ');
  }
};

assert.AssertionError.__proto__ = Error.prototype;

function fail(actual, expected, message, operator, stackStartFunction) {
  throw new assert.AssertionError({
    message: message,
    actual: actual,
    expected: expected,
    operator: operator,
    stackStartFunction: stackStartFunction
  });
}
assert.fail = fail;

assert.ok = function ok(value, message) {
  if (!!!value) fail(value, true, message, '==', assert.ok);
};

assert.equal = function equal(actual, expected, message) {
  if (actual != expected) fail(actual, expected, message, '==', assert.equal);
};

assert.notEqual = function notEqual(actual, expected, message) {
  if (actual == expected) {
    fail(actual, expected, message, '!=', assert.notEqual);
  }
};

assert.deepEqual = function deepEqual(actual, expected, message) {
  if (!_deepEqual(actual, expected)) {
    fail(actual, expected, message, 'deepEqual', assert.deepEqual);
  }
};

function _deepEqual(actual, expected) {
  if (actual === expected) {
    return true;

  } else if (typeof Buffer !== "undefined" && Buffer.isBuffer(actual) && Buffer.isBuffer(expected)) {
    if (actual.length != expected.length) return false;

    for (var i = 0; i < actual.length; i++) {
      if (actual[i] !== expected[i]) return false;
    }

    return true;
  } else if (actual instanceof Date && expected instanceof Date) {
    return actual.getTime() === expected.getTime();
  } else if (typeof actual != 'object' && typeof expected != 'object') {
    return actual == expected;
  } else {
    return objEquiv(actual, expected);
  }
}

function isUndefinedOrNull(value) {
  return value === null || value === undefined;
}

function isArguments(object) {
  return Object.prototype.toString.call(object) == '[object Arguments]';
}

function objEquiv(a, b) {
  if (isUndefinedOrNull(a) || isUndefinedOrNull(b))
    return false;
  if (a.prototype !== b.prototype) return false;
  if (isArguments(a)) {
    if (!isArguments(b)) {
      return false;
    }
    a = pSlice.call(a);
    b = pSlice.call(b);
    return _deepEqual(a, b);
  }
  try {
    var ka = Object.keys(a),
        kb = Object.keys(b),
        key, i;
  } catch (e) {//happens when one is a string literal and the other isn't
    return false;
  }
  if (ka.length != kb.length)
    return false;
  ka.sort();
  kb.sort();
  for (i = ka.length - 1; i >= 0; i--) {
    if (ka[i] != kb[i])
      return false;
  }
  for (i = ka.length - 1; i >= 0; i--) {
    key = ka[i];
    if (!_deepEqual(a[key], b[key])) return false;
  }
  return true;
}

assert.notDeepEqual = function notDeepEqual(actual, expected, message) {
  if (_deepEqual(actual, expected)) {
    fail(actual, expected, message, 'notDeepEqual', assert.notDeepEqual);
  }
};

assert.strictEqual = function strictEqual(actual, expected, message) {
  if (actual !== expected) {
    fail(actual, expected, message, '===', assert.strictEqual);
  }
};

assert.notStrictEqual = function notStrictEqual(actual, expected, message) {
  if (actual === expected) {
    fail(actual, expected, message, '!==', assert.notStrictEqual);
  }
};

function expectedException(actual, expected) {
  if (!actual || !expected) {
    return false;
  }

  if (expected instanceof RegExp) {
    return expected.test(actual);
  } else if (actual instanceof expected) {
    return true;
  } else if (expected.call({}, actual) === true) {
    return true;
  }

  return false;
}

function _throws(shouldThrow, block, expected, message) {
  var actual;

  if (typeof expected === 'string') {
    message = expected;
    expected = null;
  }

  try {
    block();
  } catch (e) {
    actual = e;
  }

  message = (expected && expected.name ? ' (' + expected.name + ').' : '.') +
            (message ? ' ' + message : '.');

  if (shouldThrow && !actual) {
    fail('Missing expected exception' + message);
  }

  if (!shouldThrow && expectedException(actual, expected)) {
    fail('Got unwanted exception' + message);
  }

  if ((shouldThrow && actual && expected &&
      !expectedException(actual, expected)) || (!shouldThrow && actual)) {
    throw actual;
  }
}

assert.throws = function(block, /*optional*/error, /*optional*/message) {
  _throws.apply(this, [true].concat(pSlice.call(arguments)));
};
assert.doesNotThrow = function(block, /*optional*/error, /*optional*/message) {
  _throws.apply(this, [false].concat(pSlice.call(arguments)));
};

assert.ifError = function(err) { if (err) {throw err;}};

});

define("ace/test/asyncjs/async",["require","exports","module"], function(require, exports, module) {

var STOP = exports.STOP = {}

exports.Generator = function(source) {
    if (typeof source == "function")
        this.source = {
            next: source
        }
    else
        this.source = source
}

;(function() {
    this.next = function(callback) {
        this.source.next(callback)
    }

    this.map = function(mapper) {
        if (!mapper)
            return this
            
        mapper = makeAsync(1, mapper)
        
        var source = this.source
        this.next = function(callback) {
            source.next(function(err, value) {
                if (err)
                    callback(err)
                else {
                    mapper(value, function(err, value) {
                        if (err)
                            callback(err)
                        else
                            callback(null, value)
                    })
                }
            })
        }
        return new this.constructor(this)
    }
    
    this.filter = function(filter) {
        if (!filter)
            return this
            
        filter = makeAsync(1, filter)
        
        var source = this.source
        this.next = function(callback) {
            source.next(function handler(err, value) {
                if (err)
                    callback(err)
                else {
                    filter(value, function(err, takeIt) {
                        if (err)
                            callback(err)
                        else if (takeIt)
                            callback(null, value)
                        else
                            source.next(handler)
                    })
                }
            })
        }
        return new this.constructor(this)
    }

    this.slice = function(begin, end) {
        var count = -1
        if (!end || end < 0)
            var end = Infinity
        
        var source = this.source
        this.next = function(callback) {
            source.next(function handler(err, value) {
                count++
                if (err)
                    callback(err)
                else if (count >= begin && count < end)
                    callback(null, value)
                else if (count >= end)
                    callback(STOP)
                else
                    source.next(handler)
            })
        }
        return new this.constructor(this)
    }
    
    this.reduce = function(reduce, initialValue) {
        reduce = makeAsync(3, reduce)

        var index = 0
        var done = false
        var previousValue = initialValue
        
        var source = this.source
        this.next = function(callback) {
            if (done)
                return callback(STOP)

            if (initialValue === undefined) {
                source.next(function(err, currentValue) {
                    if (err)
                        return callback(err, previousValue)
                    
                    previousValue = currentValue
                    reduceAll()
                })
            }
            else
                reduceAll()

            function reduceAll() {
                source.next(function handler(err, currentValue) {                    
                    if (err) {
                        done = true
                        if (err == STOP)                            
                            return callback(null, previousValue)
                        else
                            return(err)
                    }
                    reduce(previousValue, currentValue, index++, function(err, value) {
                        previousValue = value
                        source.next(handler)
                    })
                })
            }            
        }
        return new this.constructor(this)
    }
    
    this.forEach =
    this.each = function(fn) {
        fn = makeAsync(1, fn)
            
        var source = this.source
        this.next = function(callback) {
            source.next(function handler(err, value) {
                if (err) 
                    callback(err)
                else {
                    fn(value, function(err) {
                        callback(err, value)
                    })
                }
            })
        }
        return new this.constructor(this)
    }
    
    this.some = function(condition) {
        condition = makeAsync(1, condition)
        
        var source = this.source
        var done = false
        this.next = function(callback) {
            if (done)
                return callback(STOP)
            
            source.next(function handler(err, value) {
                if (err)
                    return callback(err)
                    
                condition(value, function(err, result) {
                    if (err) {
                        done = true
                        if (err == STOP)
                            callback(null, false)
                        else
                            callback(err)
                    }                        
                    else if (result) {
                        done = true
                        callback(null, true)
                    }
                    else 
                        source.next(handler)
                })
            })
        }
        return new this.constructor(this)
    }
    
    this.every = function(condition) {
        condition = makeAsync(1, condition)
        
        var source = this.source
        var done = false
        this.next = function(callback) {
            if (done)
                return callback(STOP)
            
            source.next(function handler(err, value) {
                if (err)
                    return callback(err)
                    
                condition(value, function(err, result) {
                    if (err) {
                        done = true
                        if (err == STOP)
                            callback(null, true)
                        else
                            callback(err)
                    }                        
                    else if (!result) {
                        done = true
                        callback(null, false)
                    }
                    else 
                        source.next(handler)
                })
            })
        }
        return new this.constructor(this)
    }
    
    this.call = function(context) {
        var source = this.source
        return this.map(function(fn, next) {
            fn = makeAsync(0, fn, context)
            fn.call(context, function(err, value) {
                next(err, value)
            })
        })
    }
    
    this.concat = function(generator) {
        var generators = [this]
        generators.push.apply(generators, arguments)
        var index = 0
        var source = generators[index++]
        
        return new this.constructor(function(callback) {            
            source.next(function handler(err, value) {
                if (err) {
                    if (err == STOP) {
                        source = generators[index++]
                        if (!source)
                            return callback(STOP)
                        else
                            return source.next(handler)
                    }
                    else
                        return callback(err)
                }
                else
                    return callback(null, value)
            })
        })
    }
    
    this.zip = function(generator) {
        var generators = [this]
        generators.push.apply(generators, arguments)
        
        return new this.constructor(function(callback) {
            exports.list(generators)
                .map(function(gen, next) {                    
                    gen.next(next)
                })
                .toArray(callback)
        })
    }
    
    this.expand = function(inserter, constructor) {
       if (!inserter)
            return this
            
        var inserter = makeAsync(1, inserter)
        var constructor = constructor || this.constructor
        var source = this.source;
        var spliced = null;
        
        return new constructor(function next(callback) {
            if (!spliced) {
                source.next(function(err, value) {
                    if (err)
                        return callback(err)
                        
                    inserter(value, function(err, toInsert) {
                        if (err)
                            return callback(err)
                            
                        spliced = toInsert                        
                        next(callback)
                    })

                })
            } 
            else {
                spliced.next(function(err, value) {
                    if (err == STOP) {
                        spliced = null
                        return next(callback)
                    }
                    else if (err)
                        return callback(err)
                    
                    callback(err, value)
                })
            }
        })
    }

    this.sort = function(compare) {
        var self = this
        var arrGen
        this.next = function(callback) {
            if (arrGen)
                return arrGen.next(callback)

            self.toArray(function(err, arr) {
                if (err)
                    callback(err)
                else {
                    arrGen = exports.list(arr.sort(compare))
                    arrGen.next(callback)
                }
            })            
        }
        return new this.constructor(this)
    }

    this.join = function(separator) {
        return this.$arrayOp(Array.prototype.join, separator !== undefined ? [separator] : null)
    }
    
    this.reverse = function() {
        return this.$arrayOp(Array.prototype.reverse)
    }
    
    this.$arrayOp = function(arrayMethod, args) {
        var self = this
        var i = 0
        this.next = function(callback) {
            if (i++ > 0)
                return callback(STOP)
                
            self.toArray(function(err, arr) {
                if (err)
                    callback(err, "")
                else {
                    if (args)
                        callback(null, arrayMethod.apply(arr, args))
                    else
                        callback(null, arrayMethod.call(arr))
                }
            })
        }
        return new this.constructor(this)
        
    }
    
    this.end = function(breakOnError, callback) {
        if (!callback) {
            callback = arguments[0]
            breakOnError = true
        }

        var source = this.source
        var last
        var lastError
        source.next(function handler(err, value) {
            if (err) {
                if (err == STOP)
                    callback && callback(lastError, last)
                else if (!breakOnError) {
                    lastError = err
                    source.next(handler)
                }
                else
                    callback && callback(err, value)
            }
            else  {
                last = value
                source.next(handler)
            }
        })
    }

    this.toArray = function(breakOnError, callback) {
        if (!callback) {
            callback = arguments[0]
            breakOnError = true
        }
        
        var values = []
        var errors = []
        var source = this.source
        
        source.next(function handler(err, value) {
            if (err) {
                if (err == STOP) {
                    if (breakOnError)
                        return callback(null, values)
                    else {
                        errors.length = values.length
                        return callback(errors, values)
                    }
                }
                else {
                    if (breakOnError)
                        return callback(err)
                    else
                        errors[values.length] = err
                }
            }

            values.push(value)
            source.next(handler)
        })
    }

}).call(exports.Generator.prototype)

var makeAsync = exports.makeAsync = function(args, fn, context) {
    if (fn.length > args) 
        return fn
    else {
        return function() {
            var value
            var next = arguments[args]
            try {
                value = fn.apply(context || this, arguments)
            } catch(e) {
                return next(e)
            }
            next(null, value)
        }
    }
}

exports.list = function(arr, construct) {
    var construct = construct || exports.Generator
    var i = 0
    var len = arr.length
    
    return new construct(function(callback) {
        if (i < len)
            callback(null, arr[i++])
        else
            callback(STOP)
    })
}

exports.values = function(map, construct) {
    var values = []
    for (var key in map) 
        values.push(map[key])
        
    return exports.list(values, construct)
}

exports.keys = function(map, construct) {
    var keys = []
    for (var key in map) 
        keys.push(key)
        
    return exports.list(keys, construct)
} 
exports.range = function(start, stop, step, construct) {
    var construct = construct || exports.Generator
    start = start || 0
    step = step || 1
    
    if (stop === undefined || stop === null)
        stop = step > 0 ? Infinity : -Infinity
        
    var value = start
    
    return new construct(function(callback) {
        if (step > 0 && value >= stop || step < 0 && value <= stop)
            callback(STOP)
        else {
            var current = value
            value += step
            callback(null, current)
        }
    })
}

exports.concat = function(first, varargs) {
    if (arguments.length > 1)
        return first.concat.apply(first, Array.prototype.slice.call(arguments, 1))
    else
        return first
}

exports.zip = function(first, varargs) {
    if (arguments.length > 1)
        return first.zip.apply(first, Array.prototype.slice.call(arguments, 1))
    else
        return first.map(function(item, next) {
            next(null, [item])
        })
}


exports.plugin = function(members, constructors) {
    if (members) {
        for (var key in members) {
            exports.Generator.prototype[key] = members[key]
        }
    }

    if (constructors) {
        for (var key in constructors) {
            exports[key] = constructors[key]
        }
    }    
}

})

define("ace/test/mockrenderer",["require","exports","module"], function(require, exports, module) {
"use strict";

var MockRenderer = exports.MockRenderer = function(visibleRowCount) {
    this.container = document.createElement("div");
    this.scroller = document.createElement("div");
    this.visibleRowCount = visibleRowCount || 20;

    this.layerConfig = {
        firstVisibleRow : 0,
        lastVisibleRow : this.visibleRowCount
    };

    this.isMockRenderer = true;

    this.$gutter = {};
};


MockRenderer.prototype.getFirstVisibleRow = function() {
    return this.layerConfig.firstVisibleRow;
};

MockRenderer.prototype.getLastVisibleRow = function() {
    return this.layerConfig.lastVisibleRow;
};

MockRenderer.prototype.getFirstFullyVisibleRow = function() {
    return this.layerConfig.firstVisibleRow;
};

MockRenderer.prototype.getLastFullyVisibleRow = function() {
    return this.layerConfig.lastVisibleRow;
};

MockRenderer.prototype.getContainerElement = function() {
    return this.container;
};

MockRenderer.prototype.getMouseEventTarget = function() {
    return this.container;
};

MockRenderer.prototype.getTextAreaContainer = function() {
    return this.container;
};

MockRenderer.prototype.addGutterDecoration = function() {
};

MockRenderer.prototype.removeGutterDecoration = function() {
};

MockRenderer.prototype.moveTextAreaToCursor = function() {
};

MockRenderer.prototype.setSession = function(session) {
    this.session = session;
};

MockRenderer.prototype.getSession = function(session) {
    return this.session;
};

MockRenderer.prototype.setTokenizer = function() {
};

MockRenderer.prototype.on = function() {
};

MockRenderer.prototype.updateCursor = function() {
};

MockRenderer.prototype.animateScrolling = function(fromValue, callback) {
    callback && callback();
};

MockRenderer.prototype.scrollToX = function(scrollTop) {};
MockRenderer.prototype.scrollToY = function(scrollLeft) {};

MockRenderer.prototype.scrollToLine = function(line, center) {
    var lineHeight = 16;
    var row = 0;
    for (var l = 1; l < line; l++) {
        row += this.session.getRowLength(l-1);
    }

    if (center) {
        row -= this.visibleRowCount / 2;
    }
    this.scrollToRow(row);
};

MockRenderer.prototype.scrollSelectionIntoView = function() {
};

MockRenderer.prototype.scrollCursorIntoView = function() {
    var cursor = this.session.getSelection().getCursor();
    if (cursor.row < this.layerConfig.firstVisibleRow) {
        this.scrollToRow(cursor.row);
    }
    else if (cursor.row > this.layerConfig.lastVisibleRow) {
        this.scrollToRow(cursor.row);
    }
};

MockRenderer.prototype.scrollToRow = function(row) {
    var row = Math.min(this.session.getLength() - this.visibleRowCount, Math.max(0,
                                                                          row));
    this.layerConfig.firstVisibleRow = row;
    this.layerConfig.lastVisibleRow = row + this.visibleRowCount;
};

MockRenderer.prototype.getScrollTopRow = function() {
  return this.layerConfig.firstVisibleRow;
};

MockRenderer.prototype.draw = function() {
};

MockRenderer.prototype.onChangeTabSize = function(startRow, endRow) {
};

MockRenderer.prototype.updateLines = function(startRow, endRow) {
};

MockRenderer.prototype.updateBackMarkers = function() {
};

MockRenderer.prototype.updateFrontMarkers = function() {
};

MockRenderer.prototype.updateBreakpoints = function() {
};

MockRenderer.prototype.onResize = function() {
};

MockRenderer.prototype.updateFull = function() {
};

MockRenderer.prototype.updateText = function() {
};

MockRenderer.prototype.showCursor = function() {
};

MockRenderer.prototype.visualizeFocus = function() {
};

MockRenderer.prototype.setAnnotations = function() {
};

MockRenderer.prototype.setStyle = function() {
};

MockRenderer.prototype.unsetStyle = function() {
};

MockRenderer.prototype.textToScreenCoordinates = function() {
    return {
        pageX: 0,
        pageY: 0
    }
};

MockRenderer.prototype.screenToTextCoordinates = function() {
    return {
        row: 0,
        column: 0
    }
};

MockRenderer.prototype.adjustWrapLimit = function () {

};

});

define("kitchen-sink/dev_util",["require","exports","module","ace/lib/dom","ace/range","ace/lib/oop","ace/lib/dom","ace/range","ace/editor","ace/test/asyncjs/assert","ace/test/asyncjs/async","ace/undomanager","ace/edit_session","ace/test/mockrenderer","ace/lib/event_emitter"], function(require, exports, module) {
var dom = require("ace/lib/dom");
var Range = require("ace/range").Range;
function warn() {
    var s = (new Error()).stack || "";
    s = s.split("\n");
    if (s[1] == "Error") s.shift(); // remove error description on chrome
    s.shift(); // remove warn
    s.shift(); // remove the getter
    s = s.join("\n");
    if (!/at Object.InjectedScript.|@debugger eval|snippets:\/{3}|<anonymous>:\d+:\d+/.test(s)) {
        console.error("trying to access to global variable");
    }
}
function def(o, key, get) {
    try {
        Object.defineProperty(o, key, {
            configurable: true, 
            get: get,
            set: function(val) {
                delete o[key];
                o[key] = val;
            }
        });
    } catch(e) {
        console.error(e);
    }
}
def(window, "ace", function(){ warn(); return window.env.editor });
def(window, "editor", function(){ warn(); return window.env.editor });
def(window, "session", function(){ warn(); return window.env.editor.session });
def(window, "split", function(){ warn(); return window.env.split });


def(window, "devUtil", function(){ warn(); return exports });
exports.showTextArea = function(argument) {
    dom.importCssString("\
      .ace_text-input {\
        position: absolute;\
        z-index: 10!important;\
        width: 6em!important;\
        height: 1em;\
        opacity: 1!important;\
        background: rgba(0, 92, 255, 0.11);\
        border: none;\
        font: inherit;\
        padding: 0 1px;\
        margin: 0 -1px;\
        text-indent: 0em;\
    }\
    ");
};

exports.addGlobals = function() {
    window.oop = require("ace/lib/oop");
    window.dom = require("ace/lib/dom");
    window.Range = require("ace/range").Range;
    window.Editor = require("ace/editor").Editor;
    window.assert = require("ace/test/asyncjs/assert");
    window.asyncjs = require("ace/test/asyncjs/async");
    window.UndoManager = require("ace/undomanager").UndoManager;
    window.EditSession = require("ace/edit_session").EditSession;
    window.MockRenderer = require("ace/test/mockrenderer").MockRenderer;
    window.EventEmitter = require("ace/lib/event_emitter").EventEmitter;
    
    window.getSelection = getSelection;
    window.setSelection = setSelection;
    window.testSelection = testSelection;
};

function getSelection(editor) {
    var data = editor.multiSelect.toJSON();
    if (!data.length) data = [data];
    data = data.map(function(x) {
        var a, c;
        if (x.isBackwards) {
            a = x.end;
            c = x.start;
        } else {
            c = x.end;
            a = x.start;
        }
        return Range.comparePoints(a, c) 
            ? [a.row, a.column, c.row, c.column]
            : [a.row, a.column];
    });
    return data.length > 1 ? data : data[0];
}
function setSelection(editor, data) {
    if (typeof data[0] == "number")
        data = [data];
    editor.selection.fromJSON(data.map(function(x) {
        var start = {row: x[0], column: x[1]};
        var end = x.length == 2 ? start : {row: x[2], column: x[3]};
        var isBackwards = Range.comparePoints(start, end) > 0;
        return isBackwards ? {
            start: end,
            end: start,
            isBackwards: true
        } : {
            start: start,
            end: end,
            isBackwards: true
        };
    }));
}
function testSelection(editor, data) {
    assert.equal(getSelection(editor) + "", data + "");
}

exports.recordTestCase = function() {
    exports.addGlobals();
    var editor = window.editor;
    var testcase = window.testcase = [];
    var assert;

    testcase.push({
        type: "setValue",
        data: editor.getValue()
    }, {
        type: "setSelection",
        data: getSelection(editor)
    });
    editor.commands.on("afterExec", function(e) {
        testcase.push({
            type: "exec",
            data: e
        });
        testcase.push({
            type: "value",
            data: editor.getValue()
        });
        testcase.push({
            type: "selection",
            data: getSelection(editor)
        });
    });
    editor.on("mouseup", function() {
        testcase.push({
            type: "setSelection",
            data: getSelection(editor)
        });
    });
    
    testcase.toString = function() {
        var lastValue = "";
        var str = this.map(function(x) {
            var data = x.data;
            switch (x.type) {
                case "exec": 
                    return 'editor.execCommand("' 
                        + data.command.name
                        + (data.args ? '", ' + JSON.stringify(data.args) : '"')
                    + ')';
                case "setSelection":
                    return 'setSelection(editor, ' + JSON.stringify(data)  + ')';
                case "setValue":
                    if (lastValue != data) {
                        lastValue = data;
                        return 'editor.setValue(' + JSON.stringify(data) + ', -1)';
                    }
                    return;
                case "selection":
                    return 'testSelection(editor, ' + JSON.stringify(data) + ')';
                case "value":
                    if (lastValue != data) {
                        lastValue = data;
                        return 'assert.equal('
                            + 'editor.getValue(),'
                            + JSON.stringify(data)
                        + ')';
                    }
                    return;
            }
        }).filter(Boolean).join("\n");
        
        return getSelection + "\n"
            + testSelection + "\n"
            + setSelection + "\n"
            + "\n" + str + "\n";
    };
};


});

define("ace/ext/modelist",["require","exports","module"], function(require, exports, module) {
"use strict";

var modes = [];
function getModeForPath(path) {
    var mode = modesByName.text;
    var fileName = path.split(/[\/\\]/).pop();
    for (var i = 0; i < modes.length; i++) {
        if (modes[i].supportsFile(fileName)) {
            mode = modes[i];
            break;
        }
    }
    return mode;
}

var Mode = function(name, caption, extensions) {
    this.name = name;
    this.caption = caption;
    this.mode = "ace/mode/" + name;
    this.extensions = extensions;
    var re;
    if (/\^/.test(extensions)) {
        re = extensions.replace(/\|(\^)?/g, function(a, b){
            return "$|" + (b ? "^" : "^.*\\.");
        }) + "$";
    } else {
        re = "^.*\\.(" + extensions + ")$";
    }

    this.extRe = new RegExp(re, "gi");
};

Mode.prototype.supportsFile = function(filename) {
    return filename.match(this.extRe);
};
var supportedModes = {
    ABAP:        ["abap"],
    ABC:         ["abc"],
    ActionScript:["as"],
    ADA:         ["ada|adb"],
    Apache_Conf: ["^htaccess|^htgroups|^htpasswd|^conf|htaccess|htgroups|htpasswd"],
    AsciiDoc:    ["asciidoc|adoc"],
    Assembly_x86:["asm|a"],
    AutoHotKey:  ["ahk"],
    BatchFile:   ["bat|cmd"],
    C_Cpp:       ["cpp|c|cc|cxx|h|hh|hpp|ino"],
    C9Search:    ["c9search_results"],
    Cirru:       ["cirru|cr"],
    Clojure:     ["clj|cljs"],
    Cobol:       ["CBL|COB"],
    coffee:      ["coffee|cf|cson|^Cakefile"],
    ColdFusion:  ["cfm"],
    CSharp:      ["cs"],
    CSS:         ["css"],
    Curly:       ["curly"],
    D:           ["d|di"],
    Dart:        ["dart"],
    Diff:        ["diff|patch"],
    Dockerfile:  ["^Dockerfile"],
    Dot:         ["dot"],
    Drools:      ["drl"],
    Dummy:       ["dummy"],
    DummySyntax: ["dummy"],
    Eiffel:      ["e|ge"],
    EJS:         ["ejs"],
    Elixir:      ["ex|exs"],
    Elm:         ["elm"],
    Erlang:      ["erl|hrl"],
    Forth:       ["frt|fs|ldr"],
    Fortran:     ["f|f90"],
    FTL:         ["ftl"],
    Gcode:       ["gcode"],
    Gherkin:     ["feature"],
    Gitignore:   ["^.gitignore"],
    Glsl:        ["glsl|frag|vert"],
    Gobstones:   ["gbs"], 
    golang:      ["go"],
    Groovy:      ["groovy"],
    HAML:        ["haml"],
    Handlebars:  ["hbs|handlebars|tpl|mustache"],
    Haskell:     ["hs"],
    haXe:        ["hx"],
    HTML:        ["html|htm|xhtml"],
    HTML_Elixir: ["eex|html.eex"],
    HTML_Ruby:   ["erb|rhtml|html.erb"],
    INI:         ["ini|conf|cfg|prefs"],
    Io:          ["io"],
    Jack:        ["jack"],
    Jade:        ["jade"],
    Java:        ["java"],
    JavaScript:  ["js|jsm|jsx"],
    JSON:        ["json"],
    JSONiq:      ["jq"],
    JSP:         ["jsp"],
    JSX:         ["jsx"],
    Julia:       ["jl"],
    LaTeX:       ["tex|latex|ltx|bib"],
    Lean:        ["lean|hlean"],
    LESS:        ["less"],
    Liquid:      ["liquid"],
    Lisp:        ["lisp"],
    LiveScript:  ["ls"],
    LogiQL:      ["logic|lql"],
    LSL:         ["lsl"],
    Lua:         ["lua"],
    LuaPage:     ["lp"],
    Lucene:      ["lucene"],
    Makefile:    ["^Makefile|^GNUmakefile|^makefile|^OCamlMakefile|make"],
    Markdown:    ["md|markdown"],
    Mask:        ["mask"],
    MATLAB:      ["matlab"],
    Maze:        ["mz"],
    MEL:         ["mel"],
    MUSHCode:    ["mc|mush"],
    MySQL:       ["mysql"],
    Nix:         ["nix"],
    NSIS:        ["nsi|nsh"],
    ObjectiveC:  ["m|mm"],
    OCaml:       ["ml|mli"],
    Pascal:      ["pas|p"],
    Perl:        ["pl|pm"],
    pgSQL:       ["pgsql"],
    PHP:         ["php|phtml|shtml|php3|php4|php5|phps|phpt|aw|ctp|module"],
    Powershell:  ["ps1"],
    Praat:       ["praat|praatscript|psc|proc"],
    Prolog:      ["plg|prolog"],
    Properties:  ["properties"],
    Protobuf:    ["proto"],
    Python:      ["py"],
    R:           ["r"],
    Razor:       ["cshtml"],
    RDoc:        ["Rd"],
    RHTML:       ["Rhtml"],
    RST:         ["rst"],
    Ruby:        ["rb|ru|gemspec|rake|^Guardfile|^Rakefile|^Gemfile"],
    Rust:        ["rs"],
    SASS:        ["sass"],
    SCAD:        ["scad"],
    Scala:       ["scala"],
    Scheme:      ["scm|sm|rkt|oak|scheme"],
    SCSS:        ["scss"],
    SH:          ["sh|bash|^.bashrc"],
    SJS:         ["sjs"],
    Smarty:      ["smarty|tpl"],
    snippets:    ["snippets"],
    Soy_Template:["soy"],
    Space:       ["space"],
    SQL:         ["sql"],
    SQLServer:   ["sqlserver"],
    Stylus:      ["styl|stylus"],
    SVG:         ["svg"],
    Swift:       ["swift"],
    Tcl:         ["tcl"],
    Tex:         ["tex"],
    Text:        ["txt"],
    Textile:     ["textile"],
    Toml:        ["toml"],
    Twig:        ["twig|swig"],
    Typescript:  ["ts|typescript|str"],
    Vala:        ["vala"],
    VBScript:    ["vbs|vb"],
    Velocity:    ["vm"],
    Verilog:     ["v|vh|sv|svh"],
    VHDL:        ["vhd|vhdl"],
    Wollok:      ["wlk|wpgm|wtest"],
    XML:         ["xml|rdf|rss|wsdl|xslt|atom|mathml|mml|xul|xbl|xaml"],
    XQuery:      ["xq"],
    YAML:        ["yaml|yml"],
    Django:      ["html"]
};

var nameOverrides = {
    ObjectiveC: "Objective-C",
    CSharp: "C#",
    golang: "Go",
    C_Cpp: "C and C++",
    coffee: "CoffeeScript",
    HTML_Ruby: "HTML (Ruby)",
    HTML_Elixir: "HTML (Elixir)",
    FTL: "FreeMarker"
};
var modesByName = {};
for (var name in supportedModes) {
    var data = supportedModes[name];
    var displayName = (nameOverrides[name] || name).replace(/_/g, " ");
    var filename = name.toLowerCase();
    var mode = new Mode(filename, displayName, data[0]);
    modesByName[filename] = mode;
    modes.push(mode);
}

module.exports = {
    getModeForPath: getModeForPath,
    modes: modes,
    modesByName: modesByName
};

});

define("kitchen-sink/file_drop",["require","exports","module","ace/config","ace/lib/event","ace/ext/modelist","ace/editor"], function(require, exports, module) {

var config = require("ace/config");
var event = require("ace/lib/event");
var modelist = require("ace/ext/modelist");

module.exports = function(editor) {
    event.addListener(editor.container, "dragover", function(e) {
        var types = e.dataTransfer.types;
        if (types && Array.prototype.indexOf.call(types, 'Files') !== -1)
            return event.preventDefault(e);
    });

    event.addListener(editor.container, "drop", function(e) {
        var file;
        try {
            file = e.dataTransfer.files[0];
            if (window.FileReader) {
                var reader = new FileReader();
                reader.onload = function() {
                    var mode = modelist.getModeForPath(file.name);
                    editor.session.doc.setValue(reader.result);
                    editor.session.setMode("ace/mode/python");
                    editor.session.modeName = mode.name;
                }
                reader.readAsText(file);
            }
            return event.preventDefault(e);
        } catch(err) {
            return event.stopEvent(e);
        }
    });
};

var Editor = require("ace/editor").Editor;
config.defineOptions(Editor.prototype, "editor", {
    loadDroppedFile: {
        set: function() { module.exports(this); },
        value: true
    }
});

});

define("ace/theme/textmate",["require","exports","module","ace/lib/dom"], function(require, exports, module) {
"use strict";

exports.isDark = false;
exports.cssClass = "ace-tm";
exports.cssText = ".ace-tm .ace_gutter {\
background: #f0f0f0;\
color: #333;\
}\
.ace-tm .ace_print-margin {\
width: 1px;\
background: #e8e8e8;\
}\
.ace-tm .ace_fold {\
background-color: #6B72E6;\
}\
.ace-tm {\
background-color: #FFFFFF;\
color: black;\
}\
.ace-tm .ace_cursor {\
color: black;\
}\
.ace-tm .ace_invisible {\
color: rgb(191, 191, 191);\
}\
.ace-tm .ace_storage,\
.ace-tm .ace_keyword {\
color: blue;\
}\
.ace-tm .ace_constant {\
color: rgb(197, 6, 11);\
}\
.ace-tm .ace_constant.ace_buildin {\
color: rgb(88, 72, 246);\
}\
.ace-tm .ace_constant.ace_language {\
color: rgb(88, 92, 246);\
}\
.ace-tm .ace_constant.ace_library {\
color: rgb(6, 150, 14);\
}\
.ace-tm .ace_invalid {\
background-color: rgba(255, 0, 0, 0.1);\
color: red;\
}\
.ace-tm .ace_support.ace_function {\
color: rgb(60, 76, 114);\
}\
.ace-tm .ace_support.ace_constant {\
color: rgb(6, 150, 14);\
}\
.ace-tm .ace_support.ace_type,\
.ace-tm .ace_support.ace_class {\
color: rgb(109, 121, 222);\
}\
.ace-tm .ace_keyword.ace_operator {\
color: rgb(104, 118, 135);\
}\
.ace-tm .ace_string {\
color: rgb(3, 106, 7);\
}\
.ace-tm .ace_comment {\
color: rgb(76, 136, 107);\
}\
.ace-tm .ace_comment.ace_doc {\
color: rgb(0, 102, 255);\
}\
.ace-tm .ace_comment.ace_doc.ace_tag {\
color: rgb(128, 159, 191);\
}\
.ace-tm .ace_constant.ace_numeric {\
color: rgb(0, 0, 205);\
}\
.ace-tm .ace_variable {\
color: rgb(49, 132, 149);\
}\
.ace-tm .ace_xml-pe {\
color: rgb(104, 104, 91);\
}\
.ace-tm .ace_entity.ace_name.ace_function {\
color: #0000A2;\
}\
.ace-tm .ace_heading {\
color: rgb(12, 7, 255);\
}\
.ace-tm .ace_list {\
color:rgb(185, 6, 144);\
}\
.ace-tm .ace_meta.ace_tag {\
color:rgb(0, 22, 142);\
}\
.ace-tm .ace_string.ace_regex {\
color: rgb(255, 0, 0)\
}\
.ace-tm .ace_marker-layer .ace_selection {\
background: rgb(181, 213, 255);\
}\
.ace-tm.ace_multiselect .ace_selection.ace_start {\
box-shadow: 0 0 3px 0px white;\
}\
.ace-tm .ace_marker-layer .ace_step {\
background: rgb(252, 255, 0);\
}\
.ace-tm .ace_marker-layer .ace_stack {\
background: rgb(164, 229, 101);\
}\
.ace-tm .ace_marker-layer .ace_bracket {\
margin: -1px 0 0 -1px;\
border: 1px solid rgb(192, 192, 192);\
}\
.ace-tm .ace_marker-layer .ace_active-line {\
background: rgba(0, 0, 0, 0.07);\
}\
.ace-tm .ace_gutter-active-line {\
background-color : #dcdcdc;\
}\
.ace-tm .ace_marker-layer .ace_selected-word {\
background: rgb(250, 250, 255);\
border: 1px solid rgb(200, 200, 250);\
}\
.ace-tm .ace_indent-guide {\
background: url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAACCAYAAACZgbYnAAAAE0lEQVQImWP4////f4bLly//BwAmVgd1/w11/gAAAABJRU5ErkJggg==\") right repeat-y;\
}\
";

var dom = require("../lib/dom");
dom.importCssString(exports.cssText, exports.cssClass);
});

define("ace/ext/whitespace",["require","exports","module","ace/lib/lang"], function(require, exports, module) {
"use strict";

var lang = require("../lib/lang");
exports.$detectIndentation = function(lines, fallback) {
    var stats = [];
    var changes = [];
    var tabIndents = 0;
    var prevSpaces = 0;
    var max = Math.min(lines.length, 1000);
    for (var i = 0; i < max; i++) {
        var line = lines[i];
        if (!/^\s*[^*+\-\s]/.test(line))
            continue;

        if (line[0] == "\t") {
            tabIndents++;
            prevSpaces = -Number.MAX_VALUE;
        } else {
            var spaces = line.match(/^ */)[0].length;
            if (spaces && line[spaces] != "\t") {
                var diff = spaces - prevSpaces;
                if (diff > 0 && !(prevSpaces%diff) && !(spaces%diff))
                    changes[diff] = (changes[diff] || 0) + 1;
    
                stats[spaces] = (stats[spaces] || 0) + 1;
            }
            prevSpaces = spaces;
        }
        while (i < max && line[line.length - 1] == "\\")
            line = lines[i++];
    }
    
    function getScore(indent) {
        var score = 0;
        for (var i = indent; i < stats.length; i += indent)
            score += stats[i] || 0;
        return score;
    }

    var changesTotal = changes.reduce(function(a,b){return a+b}, 0);

    var first = {score: 0, length: 0};
    var spaceIndents = 0;
    for (var i = 1; i < 12; i++) {
        var score = getScore(i);
        if (i == 1) {
            spaceIndents = score;
            score = stats[1] ? 0.9 : 0.8;
            if (!stats.length)
                score = 0;
        } else
            score /= spaceIndents;

        if (changes[i])
            score += changes[i] / changesTotal;

        if (score > first.score)
            first = {score: score, length: i};
    }

    if (first.score && first.score > 1.4)
        var tabLength = first.length;

    if (tabIndents > spaceIndents + 1) {
        if (tabLength == 1 || spaceIndents < tabIndents / 4 || first.score < 1.8)
            tabLength = undefined;
        return {ch: "\t", length: tabLength};
    }
    if (spaceIndents > tabIndents + 1)
        return {ch: " ", length: tabLength};
};

exports.detectIndentation = function(session) {
    var lines = session.getLines(0, 1000);
    var indent = exports.$detectIndentation(lines) || {};

    if (indent.ch)
        session.setUseSoftTabs(indent.ch == " ");

    if (indent.length)
        session.setTabSize(indent.length);
    return indent;
};

exports.trimTrailingSpace = function(session, trimEmpty) {
    var doc = session.getDocument();
    var lines = doc.getAllLines();
    
    var min = trimEmpty ? -1 : 0;

    for (var i = 0, l=lines.length; i < l; i++) {
        var line = lines[i];
        var index = line.search(/\s+$/);

        if (index > min)
            doc.removeInLine(i, index, line.length);
    }
};

exports.convertIndentation = function(session, ch, len) {
    var oldCh = session.getTabString()[0];
    var oldLen = session.getTabSize();
    if (!len) len = oldLen;
    if (!ch) ch = oldCh;

    var tab = ch == "\t" ? ch: lang.stringRepeat(ch, len);

    var doc = session.doc;
    var lines = doc.getAllLines();

    var cache = {};
    var spaceCache = {};
    for (var i = 0, l=lines.length; i < l; i++) {
        var line = lines[i];
        var match = line.match(/^\s*/)[0];
        if (match) {
            var w = session.$getStringScreenWidth(match)[0];
            var tabCount = Math.floor(w/oldLen);
            var reminder = w%oldLen;
            var toInsert = cache[tabCount] || (cache[tabCount] = lang.stringRepeat(tab, tabCount));
            toInsert += spaceCache[reminder] || (spaceCache[reminder] = lang.stringRepeat(" ", reminder));

            if (toInsert != match) {
                doc.removeInLine(i, 0, match.length);
                doc.insertInLine({row: i, column: 0}, toInsert);
            }
        }
    }
    session.setTabSize(len);
    session.setUseSoftTabs(ch == " ");
};

exports.$parseStringArg = function(text) {
    var indent = {};
    if (/t/.test(text))
        indent.ch = "\t";
    else if (/s/.test(text))
        indent.ch = " ";
    var m = text.match(/\d+/);
    if (m)
        indent.length = parseInt(m[0], 10);
    return indent;
};

exports.$parseArg = function(arg) {
    if (!arg)
        return {};
    if (typeof arg == "string")
        return exports.$parseStringArg(arg);
    if (typeof arg.text == "string")
        return exports.$parseStringArg(arg.text);
    return arg;
};

exports.commands = [{
    name: "detectIndentation",
    exec: function(editor) {
        exports.detectIndentation(editor.session);
    }
}, {
    name: "trimTrailingSpace",
    exec: function(editor) {
        exports.trimTrailingSpace(editor.session);
    }
}, {
    name: "convertIndentation",
    exec: function(editor, arg) {
        var indent = exports.$parseArg(arg);
        exports.convertIndentation(editor.session, indent.ch, indent.length);
    }
}, {
    name: "setIndentation",
    exec: function(editor, arg) {
        var indent = exports.$parseArg(arg);
        indent.length && editor.session.setTabSize(indent.length);
        indent.ch && editor.session.setUseSoftTabs(indent.ch == " ");
    }
}];

});

define("kitchen-sink/doclist",["require","exports","module","ace/edit_session","ace/undomanager","ace/lib/net","ace/ext/modelist"], function(require, exports, module) {
"use strict";

var EditSession = require("ace/edit_session").EditSession;
var UndoManager = require("ace/undomanager").UndoManager;
var net = require("ace/lib/net");

var modelist = require("ace/ext/modelist");
var fileCache = {};

function initDoc(file, path, doc) {
    if (doc.prepare)
        file = doc.prepare(file);

    var session = new EditSession(file);
    session.setUndoManager(new UndoManager());
    doc.session = session;
    doc.path = path;
    session.name = doc.name;
    if (doc.wrapped) {
        session.setUseWrapMode(true);
        session.setWrapLimitRange(80, 80);
    }
    var mode = modelist.getModeForPath(path);
    session.modeName = mode.name;
    session.setMode("ace/mode/python");
    return session;
}


function makeHuge(txt) {
    for (var i = 0; i < 5; i++)
        txt += txt;
    return txt;
}

var docs = {
    "docs/javascript.js": {order: 1, name: "JavaScript"},

    "docs/latex.tex": {name: "LaTeX", wrapped: true},
    "docs/markdown.md": {name: "Markdown", wrapped: true},
    "docs/mushcode.mc": {name: "MUSHCode", wrapped: true},
    "docs/pgsql.pgsql": {name: "pgSQL", wrapped: true},
    "docs/plaintext.txt": {name: "Plain Text", prepare: makeHuge, wrapped: true},
    "docs/sql.sql": {name: "SQL", wrapped: true},

    "docs/textile.textile": {name: "Textile", wrapped: true},

    "docs/c9search.c9search_results": "C9 Search Results",
    "docs/mel.mel": "MEL",
    "docs/Nix.nix": "Nix"
};

var ownSource = {
};

var hugeDocs = require.toUrl ? {
    "build/src/ace.js": "",
    "build/src-min/ace.js": ""
} : {
    "src/ace.js": "",
    "src-min/ace.js": ""
};

modelist.modes.forEach(function(m) {
    var ext = m.extensions.split("|")[0];
    if (ext[0] === "^") {
        path = ext.substr(1);
    } else {
        var path = m.name + "." + ext;
    }
    path = "docs/" + path;
    if (!docs[path]) {
        docs[path] = {name: m.caption};
    } else if (typeof docs[path] == "object" && !docs[path].name) {
        docs[path].name = m.caption;
    }
});



if (window.require && window.require.s) try {
    for (var path in window.require.s.contexts._.defined) {
        if (path.indexOf("!") != -1)
            path = path.split("!").pop();
        else
            path = path + ".js";
        ownSource[path] = "";
    }
} catch(e) {}

function sort(list) {
    return list.sort(function(a, b) {
        var cmp = (b.order || 0) - (a.order || 0);
        return cmp || a.name && a.name.localeCompare(b.name);
    });
}

function prepareDocList(docs) {
    var list = [];
    for (var path in docs) {
        var doc = docs[path];
        if (typeof doc != "object")
            doc = {name: doc || path};

        doc.path = path;
        doc.desc = doc.name.replace(/^(ace|docs|demo|build)\//, "");
        if (doc.desc.length > 18)
            doc.desc = doc.desc.slice(0, 7) + ".." + doc.desc.slice(-9);

        fileCache[doc.name] = doc;
        list.push(doc);
    }

    return list;
}

function loadDoc(name, callback) {
    var doc = fileCache[name];
    if (!doc)
        return callback(null);

    if (doc.session)
        return callback(doc.session);
    var path = doc.path;
    var parts = path.split("/");
    if (parts[0] == "docs")
        path = "demo/kitchen-sink/" + path;
    else if (parts[0] == "ace")
        path = "lib/" + path;

    net.get(path, function(x) {
        initDoc(x, path, doc);
        callback(doc.session);
    });
}

function saveDoc(name, callback) {
    var doc = fileCache[name] || name;
    if (!doc || !doc.session)
        return callback("Unknown document: " + name);

    var path = doc.path;
    var parts = path.split("/");
    if (parts[0] == "docs")
        path = "demo/kitchen-sink/" + path;
    else if (parts[0] == "ace")
        path = "lib/" + path;

    upload(path, doc.session.getValue(), callback);
}

function upload(url, data, callback) {
    var absUrl = net.qualifyURL(url);
    if (/^file:/.test(absUrl))
        absUrl = "http://localhost:8888/" + url;
    url = absUrl
    if (!/^https?:/.test(url))
        return callback(new Error("Unsupported url scheme"));
    var xhr = new XMLHttpRequest();
    xhr.open("PUT", url, true);
    xhr.onreadystatechange = function () {
        if (xhr.readyState === 4) {
            callback(!/^2../.test(xhr.status));
        }
    };
    xhr.send(data);
};


module.exports = {
    fileCache: fileCache,
    docs: sort(prepareDocList(docs)),
    ownSource: prepareDocList(ownSource),
    hugeDocs: prepareDocList(hugeDocs),
    initDoc: initDoc,
    loadDoc: loadDoc,
    saveDoc: saveDoc
};
module.exports.all = {
    "Mode Examples": module.exports.docs,
    "Huge documents": module.exports.hugeDocs,
    "own source": module.exports.ownSource
};

});

define("ace/ext/themelist",["require","exports","module","ace/lib/fixoldbrowsers"], function(require, exports, module) {
"use strict";
require("ace/lib/fixoldbrowsers");

var themeData = [
    ["Chrome"         ],
    ["Clouds"         ],
    ["Crimson Editor" ],
    ["Dawn"           ],
    ["Dreamweaver"    ],
    ["Eclipse"        ],
    ["GitHub"         ],
    ["IPlastic"       ],
    ["Solarized Light"],
    ["TextMate"       ],
    ["Tomorrow"       ],
    ["XCode"          ],
    ["Kuroir"],
    ["KatzenMilch"],
    ["SQL Server"           ,"sqlserver"               , "light"],
    ["Ambiance"             ,"ambiance"                ,  "dark"],
    ["Chaos"                ,"chaos"                   ,  "dark"],
    ["Clouds Midnight"      ,"clouds_midnight"         ,  "dark"],
    ["Cobalt"               ,"cobalt"                  ,  "dark"],
    ["Gruvbox"              ,"gruvbox"                 ,  "dark"],
    ["idle Fingers"         ,"idle_fingers"            ,  "dark"],
    ["krTheme"              ,"kr_theme"                ,  "dark"],
    ["Merbivore"            ,"merbivore"               ,  "dark"],
    ["Merbivore Soft"       ,"merbivore_soft"          ,  "dark"],
    ["Mono Industrial"      ,"mono_industrial"         ,  "dark"],
    ["Monokai"              ,"monokai"                 ,  "dark"],
    ["Pastel on dark"       ,"pastel_on_dark"          ,  "dark"],
    ["Solarized Dark"       ,"solarized_dark"          ,  "dark"],
    ["Terminal"             ,"terminal"                ,  "dark"],
    ["Tomorrow Night"       ,"tomorrow_night"          ,  "dark"],
    ["Tomorrow Night Blue"  ,"tomorrow_night_blue"     ,  "dark"],
    ["Tomorrow Night Bright","tomorrow_night_bright"   ,  "dark"],
    ["Tomorrow Night 80s"   ,"tomorrow_night_eighties" ,  "dark"],
    ["Twilight"             ,"twilight"                ,  "dark"],
    ["Vibrant Ink"          ,"vibrant_ink"             ,  "dark"]
];


exports.themesByName = {};
exports.themes = themeData.map(function(data) {
    var name = data[1] || data[0].replace(/ /g, "_").toLowerCase();
    var theme = {
        caption: data[0],
        theme: "ace/theme/" + name,
        isDark: data[2] == "dark",
        name: name
    };
    exports.themesByName[name] = theme;
    return theme;
});

});

define("kitchen-sink/layout",["require","exports","module","ace/lib/dom","ace/lib/event","ace/edit_session","ace/undomanager","ace/virtual_renderer","ace/editor","ace/multi_select","ace/theme/textmate"], function(require, exports, module) {
"use strict";

var dom = require("ace/lib/dom");
var event = require("ace/lib/event");

var EditSession = require("ace/edit_session").EditSession;
var UndoManager = require("ace/undomanager").UndoManager;
var Renderer = require("ace/virtual_renderer").VirtualRenderer;
var Editor = require("ace/editor").Editor;
var MultiSelect = require("ace/multi_select").MultiSelect;

dom.importCssString("\
splitter {\
    border: 1px solid #C6C6D2;\
    width: 0px;\
    cursor: ew-resize;\
    z-index:10}\
splitter:hover {\
    margin-left: -2px;\
    width:3px;\
    border-color: #B5B4E0;\
}\
", "splitEditor");

exports.edit = function(el) {
    if (typeof(el) == "string")
        el = document.getElementById(el);

    var editor = new Editor(new Renderer(el, require("ace/theme/textmate")));

    editor.resize();
    event.addListener(window, "resize", function() {
        editor.resize();
    });
    return editor;
};


var SplitRoot = function(el, theme, position, getSize) {
    el.style.position = position || "relative";
    this.container = el;
    this.getSize = getSize || this.getSize;
    this.resize = this.$resize.bind(this);

    event.addListener(el.ownerDocument.defaultView, "resize", this.resize);
    this.editor = this.createEditor();
};

(function(){
    this.createEditor = function() {
        var el = document.createElement("div");
        el.className = this.$editorCSS;
        el.style.cssText = "position: absolute; top:0px; bottom:0px";
        this.$container.appendChild(el);
        var session = new EditSession("");
        var editor = new Editor(new Renderer(el, this.$theme));

        this.$editors.push(editor);
        editor.setFontSize(this.$fontSize);
        return editor;
    };
    this.$resize = function() {
        var size = this.getSize(this.container);
        this.rect = {
            x: size.left,
            y: size.top,
            w: size.width,
            h: size.height
        };
        this.item.resize(this.rect);
    };
    this.getSize = function(el) {
        return el.getBoundingClientRect();
    };
    this.destroy = function() {
        var win = this.container.ownerDocument.defaultView;
        event.removeListener(win, "resize", this.resize);
    };


}).call(SplitRoot.prototype);



var Split = function(){

};
(function(){
    this.execute = function(options) {
        this.$u.execute(options);
    };

}).call(Split.prototype);



exports.singleLineEditor = function(el) {
    var renderer = new Renderer(el);
    el.style.overflow = "hidden";

    renderer.screenToTextCoordinates = function(x, y) {
        var pos = this.pixelToScreenCoordinates(x, y);
        return this.session.screenToDocumentPosition(
            Math.min(this.session.getScreenLength() - 1, Math.max(pos.row, 0)),
            Math.max(pos.column, 0)
        );
    };

    renderer.$maxLines = 4;

    renderer.setStyle("ace_one-line");
    var editor = new Editor(renderer);
    editor.session.setUndoManager(new UndoManager());

    editor.setShowPrintMargin(false);
    editor.renderer.setShowGutter(false);
    editor.renderer.setHighlightGutterLine(false);
    editor.$mouseHandler.$focusWaitTimout = 0;

    return editor;
};



});

define("kitchen-sink/token_tooltip",["require","exports","module","ace/lib/dom","ace/lib/oop","ace/lib/event","ace/range","ace/tooltip"], function(require, exports, module) {
"use strict";

var dom = require("ace/lib/dom");
var oop = require("ace/lib/oop");
var event = require("ace/lib/event");
var Range = require("ace/range").Range;
var Tooltip = require("ace/tooltip").Tooltip;

function TokenTooltip (editor) {
    if (editor.tokenTooltip)
        return;
    Tooltip.call(this, editor.container);
    editor.tokenTooltip = this;
    this.editor = editor;

    this.update = this.update.bind(this);
    this.onMouseMove = this.onMouseMove.bind(this);
    this.onMouseOut = this.onMouseOut.bind(this);
    event.addListener(editor.renderer.scroller, "mousemove", this.onMouseMove);
    event.addListener(editor.renderer.content, "mouseout", this.onMouseOut);
}

oop.inherits(TokenTooltip, Tooltip);

(function(){
    this.token = {};
    this.range = new Range();
    
    this.update = function() {
        this.$timer = null;
        
        var r = this.editor.renderer;
        if (this.lastT - (r.timeStamp || 0) > 1000) {
            r.rect = null;
            r.timeStamp = this.lastT;
            this.maxHeight = window.innerHeight;
            this.maxWidth = window.innerWidth;
        }

        var canvasPos = r.rect || (r.rect = r.scroller.getBoundingClientRect());
        var offset = (this.x + r.scrollLeft - canvasPos.left - r.$padding) / r.characterWidth;
        var row = Math.floor((this.y + r.scrollTop - canvasPos.top) / r.lineHeight);
        var col = Math.round(offset);

        var screenPos = {row: row, column: col, side: offset - col > 0 ? 1 : -1};
        var session = this.editor.session;
        var docPos = session.screenToDocumentPosition(screenPos.row, screenPos.column);
        var token = session.getTokenAt(docPos.row, docPos.column);

        if (!token && !session.getLine(docPos.row)) {
            token = {
                type: "",
                value: "",
                state: session.bgTokenizer.getState(0)
            };
        }
        if (!token) {
            session.removeMarker(this.marker);
            this.hide();
            return;
        }

        var tokenText = token.type;
        if (token.state)
            tokenText += "|" + token.state;
        if (token.merge)
            tokenText += "\n  merge";
        if (token.stateTransitions)
            tokenText += "\n  " + token.stateTransitions.join("\n  ");

        if (this.tokenText != tokenText) {
            this.setText(tokenText);
            this.width = this.getWidth();
            this.height = this.getHeight();
            this.tokenText = tokenText;
        }

        this.show(null, this.x, this.y);

        this.token = token;
        session.removeMarker(this.marker);
        this.range = new Range(docPos.row, token.start, docPos.row, token.start + token.value.length);
        this.marker = session.addMarker(this.range, "ace_bracket", "text");
    };
    
    this.onMouseMove = function(e) {
        this.x = e.clientX;
        this.y = e.clientY;
        if (this.isOpen) {
            this.lastT = e.timeStamp;
            this.setPosition(this.x, this.y);
        }
        if (!this.$timer)
            this.$timer = setTimeout(this.update, 100);
    };

    this.onMouseOut = function(e) {
        if (e && e.currentTarget.contains(e.relatedTarget))
            return;
        this.hide();
        this.editor.session.removeMarker(this.marker);
        this.$timer = clearTimeout(this.$timer);
    };

    this.setPosition = function(x, y) {
        if (x + 10 + this.width > this.maxWidth)
            x = window.innerWidth - this.width - 10;
        if (y > window.innerHeight * 0.75 || y + 20 + this.height > this.maxHeight)
            y = y - this.height - 30;

        Tooltip.prototype.setPosition.call(this, x + 10, y + 20);
    };

    this.destroy = function() {
        this.onMouseOut();
        event.removeListener(this.editor.renderer.scroller, "mousemove", this.onMouseMove);
        event.removeListener(this.editor.renderer.content, "mouseout", this.onMouseOut);
        delete this.editor.tokenTooltip;
    };

}).call(TokenTooltip.prototype);

exports.TokenTooltip = TokenTooltip;

});

define("kitchen-sink/util",["require","exports","module","ace/lib/dom","ace/lib/event","ace/edit_session","ace/undomanager","ace/virtual_renderer","ace/editor","ace/multi_select"], function(require, exports, module) {
"use strict";

var dom = require("ace/lib/dom");
var event = require("ace/lib/event");

var EditSession = require("ace/edit_session").EditSession;
var UndoManager = require("ace/undomanager").UndoManager;
var Renderer = require("ace/virtual_renderer").VirtualRenderer;
var Editor = require("ace/editor").Editor;
var MultiSelect = require("ace/multi_select").MultiSelect;

var urlOptions = {}
try {
    window.location.search.slice(1).split(/[&]/).forEach(function(e) {
        var parts = e.split("=");
        urlOptions[decodeURIComponent(parts[0])] = decodeURIComponent(parts[1]);
    });
} catch(e) {
    console.error(e);
}
exports.createEditor = function(el) {
    return new Editor(new Renderer(el));
};

exports.createSplitEditor = function(el) {
    if (typeof(el) == "string")
        el = document.getElementById(el);

    var e0 = document.createElement("div");
    var s = document.createElement("splitter");
    var e1 = document.createElement("div");
    el.appendChild(e0);
    el.appendChild(e1);
    el.appendChild(s);
    e0.style.position = e1.style.position = s.style.position = "absolute";
    el.style.position = "relative";
    var split = {$container: el};

    split.editor0 = split[0] = new Editor(new Renderer(e0));
    split.editor1 = split[1] = new Editor(new Renderer(e1));
    split.splitter = s;

    s.ratio = 0.5;

    split.resize = function resize(){
        var height = el.parentNode.clientHeight - el.offsetTop;
        var total = el.clientWidth;
        var w1 = total * s.ratio;
        var w2 = total * (1- s.ratio);
        s.style.left = w1 - 1 + "px";
        s.style.height = el.style.height = height + "px";

        var st0 = split[0].container.style;
        var st1 = split[1].container.style;
        st0.width = w1 + "px";
        st1.width = w2 + "px";
        st0.left = 0 + "px";
        st1.left = w1 + "px";

        st0.top = st1.top = "0px";
        st0.height = st1.height = height + "px";

        split[0].resize();
        split[1].resize();
    };

    split.onMouseDown = function(e) {
        var rect = el.getBoundingClientRect();
        var x = e.clientX;
        var y = e.clientY;

        var button = e.button;
        if (button !== 0) {
            return;
        }

        var onMouseMove = function(e) {
            x = e.clientX;
            y = e.clientY;
        };
        var onResizeEnd = function(e) {
            clearInterval(timerId);
        };

        var onResizeInterval = function() {
            s.ratio = (x - rect.left) / rect.width;
            split.resize();
        };

        event.capture(s, onMouseMove, onResizeEnd);
        var timerId = setInterval(onResizeInterval, 40);

        return e.preventDefault();
    };



    event.addListener(s, "mousedown", split.onMouseDown);
    event.addListener(window, "resize", split.resize);
    split.resize();
    return split;
};
exports.stripLeadingComments = function(str) {
    if(str.slice(0,2)=='/*') {
        var j = str.indexOf('*/')+2;
        str = str.substr(j);
    }
    return str.trim() + "\n";
};
exports.saveOption = function(el, val) {
    if (!el.onchange && !el.onclick)
        return;

    if ("checked" in el) {
        if (val !== undefined)
            el.checked = val;

        localStorage && localStorage.setItem(el.id, el.checked ? 1 : 0);
    }
    else {
        if (val !== undefined)
            el.value = val;

        localStorage && localStorage.setItem(el.id, el.value);
    }
};

exports.bindCheckbox = function(id, callback, noInit) {
    if (typeof id == "string")
        var el = document.getElementById(id);
    else {
        var el = id;
        id = el.id;
    }
    var el = document.getElementById(id);
    
    if (urlOptions[id])
        el.checked = urlOptions[id] == "1";
    else if (localStorage && localStorage.getItem(id))
        el.checked = localStorage.getItem(id) == "1";

    var onCheck = function() {
        callback(!!el.checked);
        exports.saveOption(el);
    };
    el.onclick = onCheck;
    noInit || onCheck();
    return el;
};

exports.bindDropdown = function(id, callback, noInit) {
    if (typeof id == "string")
        var el = document.getElementById(id);
    else {
        var el = id;
        id = el.id;
    }
    
    if (urlOptions[id])
        el.value = urlOptions[id];
    else if (localStorage && localStorage.getItem(id))
        el.value = localStorage.getItem(id);

    var onChange = function() {
        callback(el.value);
        exports.saveOption(el);
    };

    el.onchange = onChange;
    noInit || onChange();
};

exports.fillDropdown = function(el, values) {
    if (typeof el == "string")
        el = document.getElementById(el);

    dropdown(values).forEach(function(e) {
        el.appendChild(e);
    });
};

function elt(tag, attributes, content) {
    var el = dom.createElement(tag);
    if (typeof content == "string") {
        el.appendChild(document.createTextNode(content));
    } else if (content) {
        content.forEach(function(ch) {
            el.appendChild(ch);
        });
    }

    for (var i in attributes)
        el.setAttribute(i, attributes[i]);
    return el;
}

function optgroup(values) {
    return values.map(function(item) {
        if (typeof item == "string")
            item = {name: item, caption: item};
        return elt("option", {value: item.value || item.name}, item.caption || item.desc);
    });
}

function dropdown(values) {
    if (Array.isArray(values))
        return optgroup(values);

    return Object.keys(values).map(function(i) {
        return elt("optgroup", {"label": i}, optgroup(values[i]));
    });
}


});

define("ace/ext/elastic_tabstops_lite",["require","exports","module","ace/editor","ace/config"], function(require, exports, module) {
"use strict";

var ElasticTabstopsLite = function(editor) {
    this.$editor = editor;
    var self = this;
    var changedRows = [];
    var recordChanges = false;
    this.onAfterExec = function() {
        recordChanges = false;
        self.processRows(changedRows);
        changedRows = [];
    };
    this.onExec = function() {
        recordChanges = true;
    };
    this.onChange = function(delta) {
        if (recordChanges) {
            if (changedRows.indexOf(delta.start.row) == -1)
                changedRows.push(delta.start.row);
            if (delta.end.row != delta.start.row)
                changedRows.push(delta.end.row);
        }
    };
};

(function() {
    this.processRows = function(rows) {
        this.$inChange = true;
        var checkedRows = [];

        for (var r = 0, rowCount = rows.length; r < rowCount; r++) {
            var row = rows[r];

            if (checkedRows.indexOf(row) > -1)
                continue;

            var cellWidthObj = this.$findCellWidthsForBlock(row);
            var cellWidths = this.$setBlockCellWidthsToMax(cellWidthObj.cellWidths);
            var rowIndex = cellWidthObj.firstRow;

            for (var w = 0, l = cellWidths.length; w < l; w++) {
                var widths = cellWidths[w];
                checkedRows.push(rowIndex);
                this.$adjustRow(rowIndex, widths);
                rowIndex++;
            }
        }
        this.$inChange = false;
    };

    this.$findCellWidthsForBlock = function(row) {
        var cellWidths = [], widths;
        var rowIter = row;
        while (rowIter >= 0) {
            widths = this.$cellWidthsForRow(rowIter);
            if (widths.length == 0)
                break;

            cellWidths.unshift(widths);
            rowIter--;
        }
        var firstRow = rowIter + 1;
        rowIter = row;
        var numRows = this.$editor.session.getLength();

        while (rowIter < numRows - 1) {
            rowIter++;

            widths = this.$cellWidthsForRow(rowIter);
            if (widths.length == 0)
                break;

            cellWidths.push(widths);
        }

        return { cellWidths: cellWidths, firstRow: firstRow };
    };

    this.$cellWidthsForRow = function(row) {
        var selectionColumns = this.$selectionColumnsForRow(row);

        var tabs = [-1].concat(this.$tabsForRow(row));
        var widths = tabs.map(function(el) { return 0; } ).slice(1);
        var line = this.$editor.session.getLine(row);

        for (var i = 0, len = tabs.length - 1; i < len; i++) {
            var leftEdge = tabs[i]+1;
            var rightEdge = tabs[i+1];

            var rightmostSelection = this.$rightmostSelectionInCell(selectionColumns, rightEdge);
            var cell = line.substring(leftEdge, rightEdge);
            widths[i] = Math.max(cell.replace(/\s+$/g,'').length, rightmostSelection - leftEdge);
        }

        return widths;
    };

    this.$selectionColumnsForRow = function(row) {
        var selections = [], cursor = this.$editor.getCursorPosition();
        if (this.$editor.session.getSelection().isEmpty()) {
            if (row == cursor.row)
                selections.push(cursor.column);
        }

        return selections;
    };

    this.$setBlockCellWidthsToMax = function(cellWidths) {
        var startingNewBlock = true, blockStartRow, blockEndRow, maxWidth;
        var columnInfo = this.$izip_longest(cellWidths);

        for (var c = 0, l = columnInfo.length; c < l; c++) {
            var column = columnInfo[c];
            if (!column.push) {
                console.error(column);
                continue;
            }
            column.push(NaN);

            for (var r = 0, s = column.length; r < s; r++) {
                var width = column[r];
                if (startingNewBlock) {
                    blockStartRow = r;
                    maxWidth = 0;
                    startingNewBlock = false;
                }
                if (isNaN(width)) {
                    blockEndRow = r;

                    for (var j = blockStartRow; j < blockEndRow; j++) {
                        cellWidths[j][c] = maxWidth;
                    }
                    startingNewBlock = true;
                }

                maxWidth = Math.max(maxWidth, width);
            }
        }

        return cellWidths;
    };

    this.$rightmostSelectionInCell = function(selectionColumns, cellRightEdge) {
        var rightmost = 0;

        if (selectionColumns.length) {
            var lengths = [];
            for (var s = 0, length = selectionColumns.length; s < length; s++) {
                if (selectionColumns[s] <= cellRightEdge)
                    lengths.push(s);
                else
                    lengths.push(0);
            }
            rightmost = Math.max.apply(Math, lengths);
        }

        return rightmost;
    };

    this.$tabsForRow = function(row) {
        var rowTabs = [], line = this.$editor.session.getLine(row),
            re = /\t/g, match;

        while ((match = re.exec(line)) != null) {
            rowTabs.push(match.index);
        }

        return rowTabs;
    };

    this.$adjustRow = function(row, widths) {
        var rowTabs = this.$tabsForRow(row);

        if (rowTabs.length == 0)
            return;

        var bias = 0, location = -1;
        var expandedSet = this.$izip(widths, rowTabs);

        for (var i = 0, l = expandedSet.length; i < l; i++) {
            var w = expandedSet[i][0], it = expandedSet[i][1];
            location += 1 + w;
            it += bias;
            var difference = location - it;

            if (difference == 0)
                continue;

            var partialLine = this.$editor.session.getLine(row).substr(0, it );
            var strippedPartialLine = partialLine.replace(/\s*$/g, "");
            var ispaces = partialLine.length - strippedPartialLine.length;

            if (difference > 0) {
                this.$editor.session.getDocument().insertInLine({row: row, column: it + 1}, Array(difference + 1).join(" ") + "\t");
                this.$editor.session.getDocument().removeInLine(row, it, it + 1);

                bias += difference;
            }

            if (difference < 0 && ispaces >= -difference) {
                this.$editor.session.getDocument().removeInLine(row, it + difference, it);
                bias += difference;
            }
        }
    };
    this.$izip_longest = function(iterables) {
        if (!iterables[0])
            return [];
        var longest = iterables[0].length;
        var iterablesLength = iterables.length;

        for (var i = 1; i < iterablesLength; i++) {
            var iLength = iterables[i].length;
            if (iLength > longest)
                longest = iLength;
        }

        var expandedSet = [];

        for (var l = 0; l < longest; l++) {
            var set = [];
            for (var i = 0; i < iterablesLength; i++) {
                if (iterables[i][l] === "")
                    set.push(NaN);
                else
                    set.push(iterables[i][l]);
            }

            expandedSet.push(set);
        }


        return expandedSet;
    };
    this.$izip = function(widths, tabs) {
        var size = widths.length >= tabs.length ? tabs.length : widths.length;

        var expandedSet = [];
        for (var i = 0; i < size; i++) {
            var set = [ widths[i], tabs[i] ];
            expandedSet.push(set);
        }
        return expandedSet;
    };

}).call(ElasticTabstopsLite.prototype);

exports.ElasticTabstopsLite = ElasticTabstopsLite;

var Editor = require("../editor").Editor;
require("../config").defineOptions(Editor.prototype, "editor", {
    useElasticTabstops: {
        set: function(val) {
            if (val) {
                if (!this.elasticTabstops)
                    this.elasticTabstops = new ElasticTabstopsLite(this);
                this.commands.on("afterExec", this.elasticTabstops.onAfterExec);
                this.commands.on("exec", this.elasticTabstops.onExec);
                this.on("change", this.elasticTabstops.onChange);
            } else if (this.elasticTabstops) {
                this.commands.removeListener("afterExec", this.elasticTabstops.onAfterExec);
                this.commands.removeListener("exec", this.elasticTabstops.onExec);
                this.removeListener("change", this.elasticTabstops.onChange);
            }
        }
    }
});

});

define("ace/occur",["require","exports","module","ace/lib/oop","ace/range","ace/search","ace/edit_session","ace/search_highlight","ace/lib/dom"], function(require, exports, module) {
"use strict";

var oop = require("./lib/oop");
var Range = require("./range").Range;
var Search = require("./search").Search;
var EditSession = require("./edit_session").EditSession;
var SearchHighlight = require("./search_highlight").SearchHighlight;
function Occur() {}

oop.inherits(Occur, Search);

(function() {
    this.enter = function(editor, options) {
        if (!options.needle) return false;
        var pos = editor.getCursorPosition();
        this.displayOccurContent(editor, options);
        var translatedPos = this.originalToOccurPosition(editor.session, pos);
        editor.moveCursorToPosition(translatedPos);
        return true;
    }
    this.exit = function(editor, options) {
        var pos = options.translatePosition && editor.getCursorPosition();
        var translatedPos = pos && this.occurToOriginalPosition(editor.session, pos);
        this.displayOriginalContent(editor);
        if (translatedPos)
            editor.moveCursorToPosition(translatedPos);
        return true;
    }

    this.highlight = function(sess, regexp) {
        var hl = sess.$occurHighlight = sess.$occurHighlight || sess.addDynamicMarker(
                new SearchHighlight(null, "ace_occur-highlight", "text"));
        hl.setRegexp(regexp);
        sess._emit("changeBackMarker"); // force highlight layer redraw
    }

    this.displayOccurContent = function(editor, options) {
        this.$originalSession = editor.session;
        var found = this.matchingLines(editor.session, options);
        var lines = found.map(function(foundLine) { return foundLine.content; });
        var occurSession = new EditSession(lines.join('\n'));
        occurSession.$occur = this;
        occurSession.$occurMatchingLines = found;
        editor.setSession(occurSession);
        this.$useEmacsStyleLineStart = this.$originalSession.$useEmacsStyleLineStart;
        occurSession.$useEmacsStyleLineStart = this.$useEmacsStyleLineStart;
        this.highlight(occurSession, options.re);
        occurSession._emit('changeBackMarker');
    }

    this.displayOriginalContent = function(editor) {
        editor.setSession(this.$originalSession);
        this.$originalSession.$useEmacsStyleLineStart = this.$useEmacsStyleLineStart;
    }
    this.originalToOccurPosition = function(session, pos) {
        var lines = session.$occurMatchingLines;
        var nullPos = {row: 0, column: 0};
        if (!lines) return nullPos;
        for (var i = 0; i < lines.length; i++) {
            if (lines[i].row === pos.row)
                return {row: i, column: pos.column};
        }
        return nullPos;
    }
    this.occurToOriginalPosition = function(session, pos) {
        var lines = session.$occurMatchingLines;
        if (!lines || !lines[pos.row])
            return pos;
        return {row: lines[pos.row].row, column: pos.column};
    }

    this.matchingLines = function(session, options) {
        options = oop.mixin({}, options);
        if (!session || !options.needle) return [];
        var search = new Search();
        search.set(options);
        return search.findAll(session).reduce(function(lines, range) {
            var row = range.start.row;
            var last = lines[lines.length-1];
            return last && last.row === row ?
                lines :
                lines.concat({row: row, content: session.getLine(row)});
        }, []);
    }

}).call(Occur.prototype);

var dom = require('./lib/dom');
dom.importCssString(".ace_occur-highlight {\n\
    border-radius: 4px;\n\
    background-color: rgba(87, 255, 8, 0.25);\n\
    position: absolute;\n\
    z-index: 4;\n\
    -moz-box-sizing: border-box;\n\
    -webkit-box-sizing: border-box;\n\
    box-sizing: border-box;\n\
    box-shadow: 0 0 4px rgb(91, 255, 50);\n\
}\n\
.ace_dark .ace_occur-highlight {\n\
    background-color: rgb(80, 140, 85);\n\
    box-shadow: 0 0 4px rgb(60, 120, 70);\n\
}\n", "incremental-occur-highlighting");

exports.Occur = Occur;

});

define("ace/commands/occur_commands",["require","exports","module","ace/config","ace/occur","ace/keyboard/hash_handler","ace/lib/oop"], function(require, exports, module) {

var config = require("../config"),
    Occur = require("../occur").Occur;
var occurStartCommand = {
    name: "occur",
    exec: function(editor, options) {
        var alreadyInOccur = !!editor.session.$occur;
        var occurSessionActive = new Occur().enter(editor, options);
        if (occurSessionActive && !alreadyInOccur)
            OccurKeyboardHandler.installIn(editor);
    },
    readOnly: true
};

var occurCommands = [{
    name: "occurexit",
    bindKey: 'esc|Ctrl-G',
    exec: function(editor) {
        var occur = editor.session.$occur;
        if (!occur) return;
        occur.exit(editor, {});
        if (!editor.session.$occur) OccurKeyboardHandler.uninstallFrom(editor);
    },
    readOnly: true
}, {
    name: "occuraccept",
    bindKey: 'enter',
    exec: function(editor) {
        var occur = editor.session.$occur;
        if (!occur) return;
        occur.exit(editor, {translatePosition: true});
        if (!editor.session.$occur) OccurKeyboardHandler.uninstallFrom(editor);
    },
    readOnly: true
}];

var HashHandler = require("../keyboard/hash_handler").HashHandler;
var oop = require("../lib/oop");


function OccurKeyboardHandler() {}

oop.inherits(OccurKeyboardHandler, HashHandler);

(function() {

    this.isOccurHandler = true;

    this.attach = function(editor) {
        HashHandler.call(this, occurCommands, editor.commands.platform);
        this.$editor = editor;
    }

    var handleKeyboard$super = this.handleKeyboard;
    this.handleKeyboard = function(data, hashId, key, keyCode) {
        var cmd = handleKeyboard$super.call(this, data, hashId, key, keyCode);
        return (cmd && cmd.command) ? cmd : undefined;
    }

}).call(OccurKeyboardHandler.prototype);

OccurKeyboardHandler.installIn = function(editor) {
    var handler = new this();
    editor.keyBinding.addKeyboardHandler(handler);
    editor.commands.addCommands(occurCommands);
}

OccurKeyboardHandler.uninstallFrom = function(editor) {
    editor.commands.removeCommands(occurCommands);
    var handler = editor.getKeyboardHandler();
    if (handler.isOccurHandler)
        editor.keyBinding.removeKeyboardHandler(handler);
}

exports.occurStartCommand = occurStartCommand;

});

define("ace/commands/incremental_search_commands",["require","exports","module","ace/config","ace/lib/oop","ace/keyboard/hash_handler","ace/commands/occur_commands"], function(require, exports, module) {

var config = require("../config");
var oop = require("../lib/oop");
var HashHandler = require("../keyboard/hash_handler").HashHandler;
var occurStartCommand = require("./occur_commands").occurStartCommand;
exports.iSearchStartCommands = [{
    name: "iSearch",
    bindKey: {win: "Ctrl-F", mac: "Command-F"},
    exec: function(editor, options) {
        config.loadModule(["core", "ace/incremental_search"], function(e) {
            var iSearch = e.iSearch = e.iSearch || new e.IncrementalSearch();
            iSearch.activate(editor, options.backwards);
            if (options.jumpToFirstMatch) iSearch.next(options);
        });
    },
    readOnly: true
}, {
    name: "iSearchBackwards",
    exec: function(editor, jumpToNext) { editor.execCommand('iSearch', {backwards: true}); },
    readOnly: true
}, {
    name: "iSearchAndGo",
    bindKey: {win: "Ctrl-K", mac: "Command-G"},
    exec: function(editor, jumpToNext) { editor.execCommand('iSearch', {jumpToFirstMatch: true, useCurrentOrPrevSearch: true}); },
    readOnly: true
}, {
    name: "iSearchBackwardsAndGo",
    bindKey: {win: "Ctrl-Shift-K", mac: "Command-Shift-G"},
    exec: function(editor) { editor.execCommand('iSearch', {jumpToFirstMatch: true, backwards: true, useCurrentOrPrevSearch: true}); },
    readOnly: true
}];
exports.iSearchCommands = [{
    name: "restartSearch",
    bindKey: {win: "Ctrl-F", mac: "Command-F"},
    exec: function(iSearch) {
        iSearch.cancelSearch(true);
    }
}, {
    name: "searchForward",
    bindKey: {win: "Ctrl-S|Ctrl-K", mac: "Ctrl-S|Command-G"},
    exec: function(iSearch, options) {
        options.useCurrentOrPrevSearch = true;
        iSearch.next(options);
    }
}, {
    name: "searchBackward",
    bindKey: {win: "Ctrl-R|Ctrl-Shift-K", mac: "Ctrl-R|Command-Shift-G"},
    exec: function(iSearch, options) {
        options.useCurrentOrPrevSearch = true;
        options.backwards = true;
        iSearch.next(options);
    }
}, {
    name: "extendSearchTerm",
    exec: function(iSearch, string) {
        iSearch.addString(string);
    }
}, {
    name: "extendSearchTermSpace",
    bindKey: "space",
    exec: function(iSearch) { iSearch.addString(' '); }
}, {
    name: "shrinkSearchTerm",
    bindKey: "backspace",
    exec: function(iSearch) {
        iSearch.removeChar();
    }
}, {
    name: 'confirmSearch',
    bindKey: 'return',
    exec: function(iSearch) { iSearch.deactivate(); }
}, {
    name: 'cancelSearch',
    bindKey: 'esc|Ctrl-G',
    exec: function(iSearch) { iSearch.deactivate(true); }
}, {
    name: 'occurisearch',
    bindKey: 'Ctrl-O',
    exec: function(iSearch) {
        var options = oop.mixin({}, iSearch.$options);
        iSearch.deactivate();
        occurStartCommand.exec(iSearch.$editor, options);
    }
}, {
    name: "yankNextWord",
    bindKey: "Ctrl-w",
    exec: function(iSearch) {
        var ed = iSearch.$editor,
            range = ed.selection.getRangeOfMovements(function(sel) { sel.moveCursorWordRight(); }),
            string = ed.session.getTextRange(range);
        iSearch.addString(string);
    }
}, {
    name: "yankNextChar",
    bindKey: "Ctrl-Alt-y",
    exec: function(iSearch) {
        var ed = iSearch.$editor,
            range = ed.selection.getRangeOfMovements(function(sel) { sel.moveCursorRight(); }),
            string = ed.session.getTextRange(range);
        iSearch.addString(string);
    }
}, {
    name: 'recenterTopBottom',
    bindKey: 'Ctrl-l',
    exec: function(iSearch) { iSearch.$editor.execCommand('recenterTopBottom'); }
}, {
    name: 'selectAllMatches',
    bindKey: 'Ctrl-space',
    exec: function(iSearch) {
        var ed = iSearch.$editor,
            hl = ed.session.$isearchHighlight,
            ranges = hl && hl.cache ? hl.cache
                .reduce(function(ranges, ea) {
                    return ranges.concat(ea ? ea : []); }, []) : [];
        iSearch.deactivate(false);
        ranges.forEach(ed.selection.addRange.bind(ed.selection));
    }
}, {
    name: 'searchAsRegExp',
    bindKey: 'Alt-r',
    exec: function(iSearch) {
        iSearch.convertNeedleToRegExp();
    }
}].map(function(cmd) {
    cmd.readOnly = true;
    cmd.isIncrementalSearchCommand = true;
    cmd.scrollIntoView = "animate-cursor";
    return cmd;
});

function IncrementalSearchKeyboardHandler(iSearch) {
    this.$iSearch = iSearch;
}

oop.inherits(IncrementalSearchKeyboardHandler, HashHandler);

(function() {

    this.attach = function(editor) {
        var iSearch = this.$iSearch;
        HashHandler.call(this, exports.iSearchCommands, editor.commands.platform);
        this.$commandExecHandler = editor.commands.addEventListener('exec', function(e) {
            if (!e.command.isIncrementalSearchCommand)
                return iSearch.deactivate();
            e.stopPropagation();
            e.preventDefault();
            var scrollTop = editor.session.getScrollTop();
            var result = e.command.exec(iSearch, e.args || {});
            editor.renderer.scrollCursorIntoView(null, 0.5);
            editor.renderer.animateScrolling(scrollTop);
            return result;
        });
    };

    this.detach = function(editor) {
        if (!this.$commandExecHandler) return;
        editor.commands.removeEventListener('exec', this.$commandExecHandler);
        delete this.$commandExecHandler;
    };

    var handleKeyboard$super = this.handleKeyboard;
    this.handleKeyboard = function(data, hashId, key, keyCode) {
        if (((hashId === 1/*ctrl*/ || hashId === 8/*command*/) && key === 'v')
         || (hashId === 1/*ctrl*/ && key === 'y')) return null;
        var cmd = handleKeyboard$super.call(this, data, hashId, key, keyCode);
        if (cmd.command) { return cmd; }
        if (hashId == -1) {
            var extendCmd = this.commands.extendSearchTerm;
            if (extendCmd) { return {command: extendCmd, args: key}; }
        }
        return false;
    };

}).call(IncrementalSearchKeyboardHandler.prototype);


exports.IncrementalSearchKeyboardHandler = IncrementalSearchKeyboardHandler;

});

define("ace/incremental_search",["require","exports","module","ace/lib/oop","ace/range","ace/search","ace/search_highlight","ace/commands/incremental_search_commands","ace/lib/dom","ace/commands/command_manager","ace/editor","ace/config"], function(require, exports, module) {
"use strict";

var oop = require("./lib/oop");
var Range = require("./range").Range;
var Search = require("./search").Search;
var SearchHighlight = require("./search_highlight").SearchHighlight;
var iSearchCommandModule = require("./commands/incremental_search_commands");
var ISearchKbd = iSearchCommandModule.IncrementalSearchKeyboardHandler;
function IncrementalSearch() {
    this.$options = {wrap: false, skipCurrent: false};
    this.$keyboardHandler = new ISearchKbd(this);
}

oop.inherits(IncrementalSearch, Search);

function isRegExp(obj) {
    return obj instanceof RegExp;
}

function regExpToObject(re) {
    var string = String(re),
        start = string.indexOf('/'),
        flagStart = string.lastIndexOf('/');
    return {
        expression: string.slice(start+1, flagStart),
        flags: string.slice(flagStart+1)
    }
}

function stringToRegExp(string, flags) {
    try {
        return new RegExp(string, flags);
    } catch (e) { return string; }
}

function objectToRegExp(obj) {
    return stringToRegExp(obj.expression, obj.flags);
}

(function() {

    this.activate = function(ed, backwards) {
        this.$editor = ed;
        this.$startPos = this.$currentPos = ed.getCursorPosition();
        this.$options.needle = '';
        this.$options.backwards = backwards;
        ed.keyBinding.addKeyboardHandler(this.$keyboardHandler);
        this.$originalEditorOnPaste = ed.onPaste; ed.onPaste = this.onPaste.bind(this);
        this.$mousedownHandler = ed.addEventListener('mousedown', this.onMouseDown.bind(this));
        this.selectionFix(ed);
        this.statusMessage(true);
    };

    this.deactivate = function(reset) {
        this.cancelSearch(reset);
        var ed = this.$editor;
        ed.keyBinding.removeKeyboardHandler(this.$keyboardHandler);
        if (this.$mousedownHandler) {
            ed.removeEventListener('mousedown', this.$mousedownHandler);
            delete this.$mousedownHandler;
        }
        ed.onPaste = this.$originalEditorOnPaste;
        this.message('');
    };

    this.selectionFix = function(editor) {
        if (editor.selection.isEmpty() && !editor.session.$emacsMark) {
            editor.clearSelection();
        }
    };

    this.highlight = function(regexp) {
        var sess = this.$editor.session,
            hl = sess.$isearchHighlight = sess.$isearchHighlight || sess.addDynamicMarker(
                new SearchHighlight(null, "ace_isearch-result", "text"));
        hl.setRegexp(regexp);
        sess._emit("changeBackMarker"); // force highlight layer redraw
    };

    this.cancelSearch = function(reset) {
        var e = this.$editor;
        this.$prevNeedle = this.$options.needle;
        this.$options.needle = '';
        if (reset) {
            e.moveCursorToPosition(this.$startPos);
            this.$currentPos = this.$startPos;
        } else {
            e.pushEmacsMark && e.pushEmacsMark(this.$startPos, false);
        }
        this.highlight(null);
        return Range.fromPoints(this.$currentPos, this.$currentPos);
    };

    this.highlightAndFindWithNeedle = function(moveToNext, needleUpdateFunc) {
        if (!this.$editor) return null;
        var options = this.$options;
        if (needleUpdateFunc) {
            options.needle = needleUpdateFunc.call(this, options.needle || '') || '';
        }
        if (options.needle.length === 0) {
            this.statusMessage(true);
            return this.cancelSearch(true);
        }
        options.start = this.$currentPos;
        var session = this.$editor.session,
            found = this.find(session),
            shouldSelect = this.$editor.emacsMark ?
                !!this.$editor.emacsMark() : !this.$editor.selection.isEmpty();
        if (found) {
            if (options.backwards) found = Range.fromPoints(found.end, found.start);
            this.$editor.selection.setRange(Range.fromPoints(shouldSelect ? this.$startPos : found.end, found.end));
            if (moveToNext) this.$currentPos = found.end;
            this.highlight(options.re);
        }

        this.statusMessage(found);

        return found;
    };

    this.addString = function(s) {
        return this.highlightAndFindWithNeedle(false, function(needle) {
            if (!isRegExp(needle))
              return needle + s;
            var reObj = regExpToObject(needle);
            reObj.expression += s;
            return objectToRegExp(reObj);
        });
    };

    this.removeChar = function(c) {
        return this.highlightAndFindWithNeedle(false, function(needle) {
            if (!isRegExp(needle))
              return needle.substring(0, needle.length-1);
            var reObj = regExpToObject(needle);
            reObj.expression = reObj.expression.substring(0, reObj.expression.length-1);
            return objectToRegExp(reObj);
        });
    };

    this.next = function(options) {
        options = options || {};
        this.$options.backwards = !!options.backwards;
        this.$currentPos = this.$editor.getCursorPosition();
        return this.highlightAndFindWithNeedle(true, function(needle) {
            return options.useCurrentOrPrevSearch && needle.length === 0 ?
                this.$prevNeedle || '' : needle;
        });
    };

    this.onMouseDown = function(evt) {
        this.deactivate();
        return true;
    };

    this.onPaste = function(text) {
        this.addString(text);
    };

    this.convertNeedleToRegExp = function() {
        return this.highlightAndFindWithNeedle(false, function(needle) {
            return isRegExp(needle) ? needle : stringToRegExp(needle, 'ig');
        });
    };

    this.convertNeedleToString = function() {
        return this.highlightAndFindWithNeedle(false, function(needle) {
            return isRegExp(needle) ? regExpToObject(needle).expression : needle;
        });
    };

    this.statusMessage = function(found) {
        var options = this.$options, msg = '';
        msg += options.backwards ? 'reverse-' : '';
        msg += 'isearch: ' + options.needle;
        msg += found ? '' : ' (not found)';
        this.message(msg);
    };

    this.message = function(msg) {
        if (this.$editor.showCommandLine) {
            this.$editor.showCommandLine(msg);
            this.$editor.focus();
        } else {
            console.log(msg);
        }
    };

}).call(IncrementalSearch.prototype);


exports.IncrementalSearch = IncrementalSearch;

var dom = require('./lib/dom');
dom.importCssString && dom.importCssString("\
.ace_marker-layer .ace_isearch-result {\
  position: absolute;\
  z-index: 6;\
  -moz-box-sizing: border-box;\
  -webkit-box-sizing: border-box;\
  box-sizing: border-box;\
}\
div.ace_isearch-result {\
  border-radius: 4px;\
  background-color: rgba(255, 200, 0, 0.5);\
  box-shadow: 0 0 4px rgb(255, 200, 0);\
}\
.ace_dark div.ace_isearch-result {\
  background-color: rgb(100, 110, 160);\
  box-shadow: 0 0 4px rgb(80, 90, 140);\
}", "incremental-search-highlighting");
var commands = require("./commands/command_manager");
(function() {
    this.setupIncrementalSearch = function(editor, val) {
        if (this.usesIncrementalSearch == val) return;
        this.usesIncrementalSearch = val;
        var iSearchCommands = iSearchCommandModule.iSearchStartCommands;
        var method = val ? 'addCommands' : 'removeCommands';
        this[method](iSearchCommands);
    };
}).call(commands.CommandManager.prototype);
var Editor = require("./editor").Editor;
require("./config").defineOptions(Editor.prototype, "editor", {
    useIncrementalSearch: {
        set: function(val) {
            this.keyBinding.$handlers.forEach(function(handler) {
                if (handler.setupIncrementalSearch) {
                    handler.setupIncrementalSearch(this, val);
                }
            });
            this._emit('incrementalSearchSettingChanged', {isEnabled: val});
        }
    }
});

});

define("ace/split",["require","exports","module","ace/lib/oop","ace/lib/lang","ace/lib/event_emitter","ace/editor","ace/virtual_renderer","ace/edit_session"], function(require, exports, module) {
"use strict";

var oop = require("./lib/oop");
var lang = require("./lib/lang");
var EventEmitter = require("./lib/event_emitter").EventEmitter;

var Editor = require("./editor").Editor;
var Renderer = require("./virtual_renderer").VirtualRenderer;
var EditSession = require("./edit_session").EditSession;


var Split = function(container, theme, splits) {
    this.BELOW = 1;
    this.BESIDE = 0;

    this.$container = container;
    this.$theme = theme;
    this.$splits = 0;
    this.$editorCSS = "";
    this.$editors = [];
    this.$orientation = this.BESIDE;

    this.setSplits(splits || 1);
    this.$cEditor = this.$editors[0];


    this.on("focus", function(editor) {
        this.$cEditor = editor;
    }.bind(this));
};

(function(){

    oop.implement(this, EventEmitter);

    this.$createEditor = function() {
        var el = document.createElement("div");
        el.className = this.$editorCSS;
        el.style.cssText = "position: absolute; top:0px; bottom:0px";
        this.$container.appendChild(el);
        var editor = new Editor(new Renderer(el, this.$theme));

        editor.on("focus", function() {
            this._emit("focus", editor);
        }.bind(this));

        this.$editors.push(editor);
        editor.setFontSize(this.$fontSize);
        return editor;
    };

    this.setSplits = function(splits) {
        var editor;
        if (splits < 1) {
            throw "The number of splits have to be > 0!";
        }

        if (splits == this.$splits) {
            return;
        } else if (splits > this.$splits) {
            while (this.$splits < this.$editors.length && this.$splits < splits) {
                editor = this.$editors[this.$splits];
                this.$container.appendChild(editor.container);
                editor.setFontSize(this.$fontSize);
                this.$splits ++;
            }
            while (this.$splits < splits) {
                this.$createEditor();
                this.$splits ++;
            }
        } else {
            while (this.$splits > splits) {
                editor = this.$editors[this.$splits - 1];
                this.$container.removeChild(editor.container);
                this.$splits --;
            }
        }
        this.resize();
    };
    this.getSplits = function() {
        return this.$splits;
    };
    this.getEditor = function(idx) {
        return this.$editors[idx];
    };
    this.getCurrentEditor = function() {
        return this.$cEditor;
    };
    this.focus = function() {
        this.$cEditor.focus();
    };
    this.blur = function() {
        this.$cEditor.blur();
    };
    this.setTheme = function(theme) {
        this.$editors.forEach(function(editor) {
            editor.setTheme("ace/theme/chrome");
        });
    };
    this.setKeyboardHandler = function(keybinding) {
        this.$editors.forEach(function(editor) {
            editor.setKeyboardHandler(keybinding);
        });
    };
    this.forEach = function(callback, scope) {
        this.$editors.forEach(callback, scope);
    };


    this.$fontSize = "";
    this.setFontSize = function(size) {
        this.$fontSize = size;
        this.forEach(function(editor) {
           editor.setFontSize(size);
        });
    };

    this.$cloneSession = function(session) {
        var s = new EditSession(session.getDocument(), session.getMode());

        var undoManager = session.getUndoManager();
        if (undoManager) {
            var undoManagerProxy = new UndoManagerProxy(undoManager, s);
            s.setUndoManager(undoManagerProxy);
        }
        s.$informUndoManager = lang.delayedCall(function() { s.$deltas = []; });
        s.setTabSize(session.getTabSize());
        s.setUseSoftTabs(session.getUseSoftTabs());
        s.setOverwrite(session.getOverwrite());
        s.setBreakpoints(session.getBreakpoints());
        s.setUseWrapMode(session.getUseWrapMode());
        s.setUseWorker(session.getUseWorker());
        s.setWrapLimitRange(session.$wrapLimitRange.min,
                            session.$wrapLimitRange.max);
        s.$foldData = session.$cloneFoldData();

        return s;
    };
    this.setSession = function(session, idx) {
        var editor;
        if (idx == null) {
            editor = this.$cEditor;
        } else {
            editor = this.$editors[idx];
        }
        var isUsed = this.$editors.some(function(editor) {
           return editor.session === session;
        });

        if (isUsed) {
            session = this.$cloneSession(session);
        }
        editor.setSession(session);
        return session;
    };
    this.getOrientation = function() {
        return this.$orientation;
    };
    this.setOrientation = function(orientation) {
        if (this.$orientation == orientation) {
            return;
        }
        this.$orientation = orientation;
        this.resize();
    };
    this.resize = function() {
        var width = this.$container.clientWidth;
        var height = this.$container.clientHeight;
        var editor;

        if (this.$orientation == this.BESIDE) {
            var editorWidth = width / this.$splits;
            for (var i = 0; i < this.$splits; i++) {
                editor = this.$editors[i];
                editor.container.style.width = editorWidth + "px";
                editor.container.style.top = "0px";
                editor.container.style.left = i * editorWidth + "px";
                editor.container.style.height = height + "px";
                editor.resize();
            }
        } else {
            var editorHeight = height / this.$splits;
            for (var i = 0; i < this.$splits; i++) {
                editor = this.$editors[i];
                editor.container.style.width = width + "px";
                editor.container.style.top = i * editorHeight + "px";
                editor.container.style.left = "0px";
                editor.container.style.height = editorHeight + "px";
                editor.resize();
            }
        }
    };

}).call(Split.prototype);

 
function UndoManagerProxy(undoManager, session) {
    this.$u = undoManager;
    this.$doc = session;
}

(function() {
    this.execute = function(options) {
        this.$u.execute(options);
    };

    this.undo = function() {
        var selectionRange = this.$u.undo(true);
        if (selectionRange) {
            this.$doc.selection.setSelectionRange(selectionRange);
        }
    };

    this.redo = function() {
        var selectionRange = this.$u.redo(true);
        if (selectionRange) {
            this.$doc.selection.setSelectionRange(selectionRange);
        }
    };

    this.reset = function() {
        this.$u.reset();
    };

    this.hasUndo = function() {
        return this.$u.hasUndo();
    };

    this.hasRedo = function() {
        return this.$u.hasRedo();
    };
}).call(UndoManagerProxy.prototype);

exports.Split = Split;
});

define("ace/keyboard/vim",["require","exports","module","ace/range","ace/lib/event_emitter","ace/lib/dom","ace/lib/oop","ace/lib/keys","ace/lib/event","ace/search","ace/lib/useragent","ace/search_highlight","ace/commands/multi_select_commands","ace/mode/text","ace/multi_select"], function(require, exports, module) {
  'use strict';

  function log() {
    var d = "";
    function format(p) {
      if (typeof p != "object")
        return p + "";
      if ("line" in p) {
        return p.line + ":" + p.ch;
      }
      if ("anchor" in p) {
        return format(p.anchor) + "->" + format(p.head);
      }
      if (Array.isArray(p))
        return "[" + p.map(function(x) {
          return format(x);
        }) + "]";
      return JSON.stringify(p);
    }
    for (var i = 0; i < arguments.length; i++) {
      var p = arguments[i];
      var f = format(p);
      d += f + "  ";
    }
    console.log(d);
  }
  var Range = require("../range").Range;
  var EventEmitter = require("../lib/event_emitter").EventEmitter;
  var dom = require("../lib/dom");
  var oop = require("../lib/oop");
  var KEYS = require("../lib/keys");
  var event = require("../lib/event");
  var Search = require("../search").Search;
  var useragent = require("../lib/useragent");
  var SearchHighlight = require("../search_highlight").SearchHighlight;
  var multiSelectCommands = require("../commands/multi_select_commands");
  var TextModeTokenRe = require("../mode/text").Mode.prototype.tokenRe;
  require("../multi_select");

  var CodeMirror = function(ace) {
    this.ace = ace;
    this.state = {};
    this.marks = {};
    this.$uid = 0;
    this.onChange = this.onChange.bind(this);
    this.onSelectionChange = this.onSelectionChange.bind(this);
    this.onBeforeEndOperation = this.onBeforeEndOperation.bind(this);
    this.ace.on('change', this.onChange);
    this.ace.on('changeSelection', this.onSelectionChange);
    this.ace.on('beforeEndOperation', this.onBeforeEndOperation);
  };
  CodeMirror.Pos = function(line, ch) {
    if (!(this instanceof Pos)) return new Pos(line, ch);
    this.line = line; this.ch = ch;
  };
  CodeMirror.defineOption = function(name, val, setter) {};
  CodeMirror.commands = {
    redo: function(cm) { cm.ace.redo(); },
    undo: function(cm) { cm.ace.undo(); },
    newlineAndIndent: function(cm) { cm.ace.insert("\n"); }
  };
  CodeMirror.keyMap = {};
  CodeMirror.addClass = CodeMirror.rmClass =
  CodeMirror.e_stop = function() {};
  CodeMirror.keyName = function(e) {
    if (e.key) return e.key;
    var key = (KEYS[e.keyCode] || "");
    if (key.length == 1) key = key.toUpperCase();
    key = event.getModifierString(e).replace(/(^|-)\w/g, function(m) {
      return m.toUpperCase();
    }) + key;
    return key;
  };
  CodeMirror.keyMap['default'] = function(key) {
    return function(cm) {
      var cmd = cm.ace.commands.commandKeyBinding[key.toLowerCase()];
      return cmd && cm.ace.execCommand(cmd) !== false;
    };
  };
  CodeMirror.lookupKey = function lookupKey(key, map, handle) {
    if (typeof map == "string")
      map = CodeMirror.keyMap[map];
    var found = typeof map == "function" ? map(key) : map[key];
    if (found === false) return "nothing";
    if (found === "...") return "multi";
    if (found != null && handle(found)) return "handled";

    if (map.fallthrough) {
      if (!Array.isArray(map.fallthrough))
        return lookupKey(key, map.fallthrough, handle);
      for (var i = 0; i < map.fallthrough.length; i++) {
        var result = lookupKey(key, map.fallthrough[i], handle);
        if (result) return result;
      }
    }
  };

  CodeMirror.signal = function(o, name, e) { return o._signal(name, e) };
  CodeMirror.on = event.addListener;
  CodeMirror.off = event.removeListener;
  CodeMirror.isWordChar = function(ch) {
    if (ch < "\x7f") return /^\w$/.test(ch);
    TextModeTokenRe.lastIndex = 0;
    return TextModeTokenRe.test(ch);
  };
  
(function() {
  oop.implement(CodeMirror.prototype, EventEmitter);
  
  this.destroy = function() {
    this.ace.off('change', this.onChange);
    this.ace.off('changeSelection', this.onSelectionChange);
    this.ace.off('beforeEndOperation', this.onBeforeEndOperation);
    this.removeOverlay();
  };
  this.virtualSelectionMode = function() {
    return this.ace.inVirtualSelectionMode && this.ace.selection.index;
  };
  this.onChange = function(delta) {
    if (delta.action[0] == 'i') {
      var change = { text: delta.lines };
      var curOp = this.curOp = this.curOp || {};
      if (!curOp.changeHandlers)
        curOp.changeHandlers = this._eventRegistry["change"] && this._eventRegistry["change"].slice();
      if (this.virtualSelectionMode()) return;
      if (!curOp.lastChange) {
        curOp.lastChange = curOp.change = change;
      } else {
        curOp.lastChange.next = curOp.lastChange = change;
      }
    }
    this.$updateMarkers(delta);
  };
  this.onSelectionChange = function() {
    var curOp = this.curOp = this.curOp || {};
    if (!curOp.cursorActivityHandlers)
      curOp.cursorActivityHandlers = this._eventRegistry["cursorActivity"] && this._eventRegistry["cursorActivity"].slice();
    this.curOp.cursorActivity = true;
    if (this.ace.inMultiSelectMode) {
      this.ace.keyBinding.removeKeyboardHandler(multiSelectCommands.keyboardHandler);
    }
  };
  this.operation = function(fn, force) {
    if (!force && this.curOp || force && this.curOp && this.curOp.force) {
      return fn();
    }
    if (force || !this.ace.curOp) {
      if (this.curOp)
        this.onBeforeEndOperation();
    }
    if (!this.ace.curOp) {
      var prevOp = this.ace.prevOp;
      this.ace.startOperation({
        command: { name: "vim",  scrollIntoView: "cursor" }
      });
    }
    var curOp = this.curOp = this.curOp || {};
    this.curOp.force = force;
    var result = fn();
    if (this.ace.curOp && this.ace.curOp.command.name == "vim") {
      this.ace.endOperation();
      if (!curOp.cursorActivity && !curOp.lastChange && prevOp)
        this.ace.prevOp = prevOp;
    }
    if (force || !this.ace.curOp) {
      if (this.curOp)
        this.onBeforeEndOperation();
    }
    return result;
  };
  this.onBeforeEndOperation = function() {
    var op = this.curOp;
    if (op) {
      if (op.change) { this.signal("change", op.change, op); }
      if (op && op.cursorActivity) { this.signal("cursorActivity", null, op); }
      this.curOp = null;
    }
  };

  this.signal = function(eventName, e, handlers) {
    var listeners = handlers ? handlers[eventName + "Handlers"]
        : (this._eventRegistry || {})[eventName];
    if (!listeners)
        return;
    listeners = listeners.slice();
    for (var i=0; i<listeners.length; i++)
        listeners[i](this, e);
  };
  this.firstLine = function() { return 0; };
  this.lastLine = function() { return this.ace.session.getLength() - 1; };
  this.lineCount = function() { return this.ace.session.getLength(); };
  this.setCursor = function(line, ch) {
    if (typeof line === 'object') {
      ch = line.ch;
      line = line.line;
    }
    if (!this.ace.inVirtualSelectionMode)
      this.ace.exitMultiSelectMode();
    this.ace.session.unfold({row: line, column: ch});
    this.ace.selection.moveTo(line, ch);
  };
  this.getCursor = function(p) {
    var sel = this.ace.selection;
    var pos = p == 'anchor' ? (sel.isEmpty() ? sel.lead : sel.anchor) :
        p == 'head' || !p ? sel.lead : sel.getRange()[p];
    return toCmPos(pos);
  };
  this.listSelections = function(p) {
    var ranges = this.ace.multiSelect.rangeList.ranges;
    if (!ranges.length || this.ace.inVirtualSelectionMode)
      return [{anchor: this.getCursor('anchor'), head: this.getCursor('head')}];
    return ranges.map(function(r) {
      return {
        anchor: this.clipPos(toCmPos(r.cursor == r.end ? r.start : r.end)),
        head: this.clipPos(toCmPos(r.cursor))
      };
    }, this);
  };
  this.setSelections = function(p, primIndex) {
    var sel = this.ace.multiSelect;
    var ranges = p.map(function(x) {
      var anchor = toAcePos(x.anchor);
      var head = toAcePos(x.head);
      var r = Range.comparePoints(anchor, head) < 0
        ? new Range.fromPoints(anchor, head)
        : new Range.fromPoints(head, anchor);
      r.cursor = Range.comparePoints(r.start, head) ? r.end : r.start;
      return r;
    });
    
    if (this.ace.inVirtualSelectionMode) {
      this.ace.selection.fromOrientedRange(ranges[0]);
      return;
    }
    if (!primIndex) {
        ranges = ranges.reverse();
    } else if (ranges[primIndex]) {
       ranges.push(ranges.splice(primIndex, 1)[0]);
    }
    sel.toSingleRange(ranges[0].clone());
    var session = this.ace.session;
    for (var i = 0; i < ranges.length; i++) {
      var range = session.$clipRangeToDocument(ranges[i]); // todo why ace doesn't do this?
      sel.addRange(range);
    }
  };
  this.setSelection = function(a, h, options) {
    var sel = this.ace.selection;
    sel.moveTo(a.line, a.ch);
    sel.selectTo(h.line, h.ch);
    if (options && options.origin == '*mouse') {
      this.onBeforeEndOperation();
    }
  };
  this.somethingSelected = function(p) {
    return !this.ace.selection.isEmpty();
  };
  this.clipPos = function(p) {
    var pos = this.ace.session.$clipPositionToDocument(p.line, p.ch);
    return toCmPos(pos);
  };
  this.markText = function(cursor) {
    return {clear: function() {}, find: function() {}};
  };
  this.$updateMarkers = function(delta) {
    var isInsert = delta.action == "insert";
    var start = delta.start;
    var end = delta.end;
    var rowShift = (end.row - start.row) * (isInsert ? 1 : -1);
    var colShift = (end.column - start.column) * (isInsert ? 1 : -1);
    if (isInsert) end = start;
    
    for (var i in this.marks) {
      var point = this.marks[i];
      var cmp = Range.comparePoints(point, start);
      if (cmp < 0) {
        continue; // delta starts after the range
      }
      if (cmp === 0) {
        if (isInsert) {
          if (point.bias == 1) {
            cmp = 1;
          } else {
            point.bias == -1;
            continue;
          }
        }
      }
      var cmp2 = isInsert ? cmp : Range.comparePoints(point, end);
      if (cmp2 > 0) {
        point.row += rowShift;
        point.column += point.row == end.row ? colShift : 0;
        continue;
      }
      if (!isInsert && cmp2 <= 0) {
        point.row = start.row;
        point.column = start.column;
        if (cmp2 === 0)
          point.bias = 1;
      }
    }
  };
  var Marker = function(cm, id, row, column) {
    this.cm = cm;
    this.id = id;
    this.row = row;
    this.column = column;
    cm.marks[this.id] = this;
  };
  Marker.prototype.clear = function() { delete this.cm.marks[this.id] };
  Marker.prototype.find = function() { return toCmPos(this) };
  this.setBookmark = function(cursor, options) {
    var bm = new Marker(this, this.$uid++, cursor.line, cursor.ch);
    if (!options || !options.insertLeft)
      bm.$insertRight = true;
    this.marks[bm.id] = bm;
    return bm;
  };
  this.moveH = function(increment, unit) {
    if (unit == 'char') {
      var sel = this.ace.selection;
      sel.clearSelection();
      sel.moveCursorBy(0, increment);
    }
  };
  this.findPosV = function(start, amount, unit, goalColumn) {
    if (unit == 'page') {
      var renderer = this.ace.renderer;
      var config = renderer.layerConfig;
      amount = amount * Math.floor(config.height / config.lineHeight);
      unit = 'line';
    }
    if (unit == 'line') {
      var screenPos = this.ace.session.documentToScreenPosition(start.line, start.ch);
      if (goalColumn != null)
        screenPos.column = goalColumn;
      screenPos.row += amount;
      screenPos.row = Math.min(Math.max(0, screenPos.row), this.ace.session.getScreenLength() - 1);
      var pos = this.ace.session.screenToDocumentPosition(screenPos.row, screenPos.column);
      return toCmPos(pos);
    } else {
      debugger;
    }
  };
  this.charCoords = function(pos, mode) {
    if (mode == 'div' || !mode) {
      var sc = this.ace.session.documentToScreenPosition(pos.line, pos.ch);
      return {left: sc.column, top: sc.row};
    }if (mode == 'local') {
      var renderer = this.ace.renderer;
      var sc = this.ace.session.documentToScreenPosition(pos.line, pos.ch);
      var lh = renderer.layerConfig.lineHeight;
      var cw = renderer.layerConfig.characterWidth;
      var top = lh * sc.row;
      return {left: sc.column * cw, top: top, bottom: top + lh};
    }
  };
  this.coordsChar = function(pos, mode) {
    var renderer = this.ace.renderer;
    if (mode == 'local') {
      var row = Math.max(0, Math.floor(pos.top / renderer.lineHeight));
      var col = Math.max(0, Math.floor(pos.left / renderer.characterWidth));
      var ch = renderer.session.screenToDocumentPosition(row, col);
      return toCmPos(ch);
    } else if (mode == 'div') {
      throw "not implemented";
    }
  };
  this.getSearchCursor = function(query, pos, caseFold) {
    var caseSensitive = false;
    var isRegexp = false;
    if (query instanceof RegExp && !query.global) {
      caseSensitive = !query.ignoreCase;
      query = query.source;
      isRegexp = true;
    }
    var search = new Search();
    if (pos.ch == undefined) pos.ch = Number.MAX_VALUE;
    var acePos = {row: pos.line, column: pos.ch};
    var cm = this;
    var last = null;
    return {
      findNext: function() { return this.find(false) },
      findPrevious: function() {return this.find(true) },
      find: function(back) {
        search.setOptions({
          needle: query,
          caseSensitive: caseSensitive,
          wrap: false,
          backwards: back,
          regExp: isRegexp,
          start: last || acePos
        });
        var range = search.find(cm.ace.session);
        if (range && range.isEmpty()) {
          if (cm.getLine(range.start.row).length == range.start.column) {
            search.$options.start = range;
            range = search.find(cm.ace.session);
          }
        }
        last = range;
        return last;
      },
      from: function() { return last && toCmPos(last.start) },
      to: function() { return last && toCmPos(last.end) },
      replace: function(text) {
        if (last) {
          last.end = cm.ace.session.doc.replace(last, text);
        }
      }
    };
  };
  this.scrollTo = function(x, y) {
    var renderer = this.ace.renderer;
    var config = renderer.layerConfig;
    var maxHeight = config.maxHeight;
    maxHeight -= (renderer.$size.scrollerHeight - renderer.lineHeight) * renderer.$scrollPastEnd;
    if (y != null) this.ace.session.setScrollTop(Math.max(0, Math.min(y, maxHeight)));
    if (x != null) this.ace.session.setScrollLeft(Math.max(0, Math.min(x, config.width)));
  };
  this.scrollInfo = function() { return 0; };
  this.scrollIntoView = function(pos, margin) {
    if (pos) {
      var renderer = this.ace.renderer;
      var viewMargin = { "top": 0, "bottom": margin };
      renderer.scrollCursorIntoView(toAcePos(pos),
        (renderer.lineHeight * 2) / renderer.$size.scrollerHeight, viewMargin);
    }
  };
  this.getLine = function(row) { return this.ace.session.getLine(row) };
  this.getRange = function(s, e) {
    return this.ace.session.getTextRange(new Range(s.line, s.ch, e.line, e.ch));
  };
  this.replaceRange = function(text, s, e) {
    if (!e) e = s;
    return this.ace.session.replace(new Range(s.line, s.ch, e.line, e.ch), text);
  };
  this.replaceSelections = function(p) {
    var sel = this.ace.selection;
    if (this.ace.inVirtualSelectionMode) {
      this.ace.session.replace(sel.getRange(), p[0] || "");
      return;
    }
    sel.inVirtualSelectionMode = true;
    var ranges = sel.rangeList.ranges;
    if (!ranges.length) ranges = [this.ace.multiSelect.getRange()];
    for (var i = ranges.length; i--;)
       this.ace.session.replace(ranges[i], p[i] || "");
    sel.inVirtualSelectionMode = false;
  };
  this.getSelection = function() {
    return this.ace.getSelectedText();
  };
  this.getSelections = function() {
    return this.listSelections().map(function(x) {
      return this.getRange(x.anchor, x.head);
    }, this);
  };
  this.getInputField = function() {
    return this.ace.textInput.getElement();
  };
  this.getWrapperElement = function() {
    return this.ace.containter;
  };
  var optMap = {
    indentWithTabs: "useSoftTabs",
    indentUnit: "tabSize",
    tabSize: "tabSize",
    firstLineNumber: "firstLineNumber",
    readOnly: "readOnly"
  };
  this.setOption = function(name, val) {
    this.state[name] = val;
    switch (name) {
      case 'indentWithTabs':
        name = optMap[name];
        val = !val;
      break;
      default:
        name = optMap[name];
    }
    if (name)
      this.ace.setOption(name, val);
  };
  this.getOption = function(name, val) {
    var aceOpt = optMap[name];
    if (aceOpt)
      val = this.ace.getOption(aceOpt);
    switch (name) {
      case 'indentWithTabs':
        name = optMap[name];
        return !val;
    }
    return aceOpt ? val : this.state[name];
  };
  this.toggleOverwrite = function(on) {
    this.state.overwrite = on;
    return this.ace.setOverwrite(on);
  };
  this.addOverlay = function(o) {
    if (!this.$searchHighlight || !this.$searchHighlight.session) {
      var highlight = new SearchHighlight(null, "ace_highlight-marker", "text");
      var marker = this.ace.session.addDynamicMarker(highlight);
      highlight.id = marker.id;
      highlight.session = this.ace.session;
      highlight.destroy = function(o) {
        highlight.session.off("change", highlight.updateOnChange);
        highlight.session.off("changeEditor", highlight.destroy);
        highlight.session.removeMarker(highlight.id);
        highlight.session = null;
      };
      highlight.updateOnChange = function(delta) {
        var row = delta.start.row;
        if (row == delta.end.row) highlight.cache[row] = undefined;
        else highlight.cache.splice(row, highlight.cache.length);
      };
      highlight.session.on("changeEditor", highlight.destroy);
      highlight.session.on("change", highlight.updateOnChange);
    }
    var re = new RegExp(o.query.source, "gmi");
    this.$searchHighlight = o.highlight = highlight;
    this.$searchHighlight.setRegexp(re);
    this.ace.renderer.updateBackMarkers();
  };
  this.removeOverlay = function(o) {
    if (this.$searchHighlight && this.$searchHighlight.session) {
      this.$searchHighlight.destroy();
    }
  };
  this.getScrollInfo = function() {
    var renderer = this.ace.renderer;
    var config = renderer.layerConfig;
    return {
      left: renderer.scrollLeft,
      top: renderer.scrollTop,
      height: config.maxHeight,
      width: config.width,
      clientHeight: config.height,
      clientWidth: config.width
    };
  };
  this.getValue = function() {
    return this.ace.getValue();
  };
  this.setValue = function(v) {
    return this.ace.setValue(v);
  };
  this.getTokenTypeAt = function(pos) {
    var token = this.ace.session.getTokenAt(pos.line, pos.ch);
    return token && /comment|string/.test(token.type) ? "string" : "";
  };
  this.findMatchingBracket = function(pos) {
    var m = this.ace.session.findMatchingBracket(toAcePos(pos));
    return {to: m && toCmPos(m)};
  };
  this.indentLine = function(line, method) {
    if (method === true)
        this.ace.session.indentRows(line, line, "\t");
    else if (method === false)
        this.ace.session.outdentRows(new Range(line, 0, line, 0));
  };
  this.indexFromPos = function(pos) {
    return this.ace.session.doc.positionToIndex(toAcePos(pos));
  };
  this.posFromIndex = function(index) {
    return toCmPos(this.ace.session.doc.indexToPosition(index));
  };
  this.focus = function(index) {
    return this.ace.focus();
  };
  this.blur = function(index) {
    return this.ace.blur();
  };
  this.defaultTextHeight = function(index) {
    return this.ace.renderer.layerConfig.lineHeight;
  };
  this.scanForBracket = function(pos, dir, _, options) {
    var re = options.bracketRegex.source;
    if (dir == 1) {
      var m = this.ace.session.$findClosingBracket(re.slice(1, 2), toAcePos(pos), /paren|text/);
    } else {
      var m = this.ace.session.$findOpeningBracket(re.slice(-2, -1), {row: pos.line, column: pos.ch + 1}, /paren|text/);
    }
    return m && {pos: toCmPos(m)};
  };
  this.refresh = function() {
    return this.ace.resize(true);
  };
  this.getMode = function() {
    return { name : this.getOption("mode") };
  }
}).call(CodeMirror.prototype);
  function toAcePos(cmPos) {
    return {row: cmPos.line, column: cmPos.ch};
  }
  function toCmPos(acePos) {
    return new Pos(acePos.row, acePos.column);
  }

  var StringStream = CodeMirror.StringStream = function(string, tabSize) {
    this.pos = this.start = 0;
    this.string = string;
    this.tabSize = tabSize || 8;
    this.lastColumnPos = this.lastColumnValue = 0;
    this.lineStart = 0;
  };

  StringStream.prototype = {
    eol: function() {return this.pos >= this.string.length;},
    sol: function() {return this.pos == this.lineStart;},
    peek: function() {return this.string.charAt(this.pos) || undefined;},
    next: function() {
      if (this.pos < this.string.length)
        return this.string.charAt(this.pos++);
    },
    eat: function(match) {
      var ch = this.string.charAt(this.pos);
      if (typeof match == "string") var ok = ch == match;
      else var ok = ch && (match.test ? match.test(ch) : match(ch));
      if (ok) {++this.pos; return ch;}
    },
    eatWhile: function(match) {
      var start = this.pos;
      while (this.eat(match)){}
      return this.pos > start;
    },
    eatSpace: function() {
      var start = this.pos;
      while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) ++this.pos;
      return this.pos > start;
    },
    skipToEnd: function() {this.pos = this.string.length;},
    skipTo: function(ch) {
      var found = this.string.indexOf(ch, this.pos);
      if (found > -1) {this.pos = found; return true;}
    },
    backUp: function(n) {this.pos -= n;},
    column: function() {
      throw "not implemented";
    },
    indentation: function() {
      throw "not implemented";
    },
    match: function(pattern, consume, caseInsensitive) {
      if (typeof pattern == "string") {
        var cased = function(str) {return caseInsensitive ? str.toLowerCase() : str;};
        var substr = this.string.substr(this.pos, pattern.length);
        if (cased(substr) == cased(pattern)) {
          if (consume !== false) this.pos += pattern.length;
          return true;
        }
      } else {
        var match = this.string.slice(this.pos).match(pattern);
        if (match && match.index > 0) return null;
        if (match && consume !== false) this.pos += match[0].length;
        return match;
      }
    },
    current: function(){return this.string.slice(this.start, this.pos);},
    hideFirstChars: function(n, inner) {
      this.lineStart += n;
      try { return inner(); }
      finally { this.lineStart -= n; }
    }
  };
CodeMirror.defineExtension = function(name, fn) {
  CodeMirror.prototype[name] = fn;
};
dom.importCssString(".normal-mode .ace_cursor{\
  border: 1px solid red;\
  background-color: red;\
  opacity: 0.5;\
}\
.normal-mode .ace_hidden-cursors .ace_cursor{\
  background-color: transparent;\
}\
.ace_dialog {\
  position: absolute;\
  left: 0; right: 0;\
  background: white;\
  z-index: 15;\
  padding: .1em .8em;\
  overflow: hidden;\
  color: #333;\
}\
.ace_dialog-top {\
  border-bottom: 1px solid #eee;\
  top: 0;\
}\
.ace_dialog-bottom {\
  border-top: 1px solid #eee;\
  bottom: 0;\
}\
.ace_dialog input {\
  border: none;\
  outline: none;\
  background: transparent;\
  width: 20em;\
  color: inherit;\
  font-family: monospace;\
}", "vimMode");
(function() {
  function dialogDiv(cm, template, bottom) {
    var wrap = cm.ace.container;
    var dialog;
    dialog = wrap.appendChild(document.createElement("div"));
    if (bottom)
      dialog.className = "ace_dialog ace_dialog-bottom";
    else
      dialog.className = "ace_dialog ace_dialog-top";

    if (typeof template == "string") {
      dialog.innerHTML = template;
    } else { // Assuming it's a detached DOM element.
      dialog.appendChild(template);
    }
    return dialog;
  }

  function closeNotification(cm, newVal) {
    if (cm.state.currentNotificationClose)
      cm.state.currentNotificationClose();
    cm.state.currentNotificationClose = newVal;
  }

  CodeMirror.defineExtension("openDialog", function(template, callback, options) {
    if (this.virtualSelectionMode()) return;
    if (!options) options = {};

    closeNotification(this, null);

    var dialog = dialogDiv(this, template, options.bottom);
    var closed = false, me = this;
    function close(newVal) {
      if (typeof newVal == 'string') {
        inp.value = newVal;
      } else {
        if (closed) return;
        closed = true;
        dialog.parentNode.removeChild(dialog);
        me.focus();

        if (options.onClose) options.onClose(dialog);
      }
    }

    var inp = dialog.getElementsByTagName("input")[0], button;
    if (inp) {
      if (options.value) {
        inp.value = options.value;
        if (options.select !== false) inp.select();
      }

      if (options.onInput)
        CodeMirror.on(inp, "input", function(e) { options.onInput(e, inp.value, close);});
      if (options.onKeyUp)
        CodeMirror.on(inp, "keyup", function(e) {options.onKeyUp(e, inp.value, close);});

      CodeMirror.on(inp, "keydown", function(e) {
        if (options && options.onKeyDown && options.onKeyDown(e, inp.value, close)) { return; }
        if (e.keyCode == 27 || (options.closeOnEnter !== false && e.keyCode == 13)) {
          inp.blur();
          CodeMirror.e_stop(e);
          close();
        }
        if (e.keyCode == 13) callback(inp.value);
      });

      if (options.closeOnBlur !== false) CodeMirror.on(inp, "blur", close);

      inp.focus();
    } else if (button = dialog.getElementsByTagName("button")[0]) {
      CodeMirror.on(button, "click", function() {
        close();
        me.focus();
      });

      if (options.closeOnBlur !== false) CodeMirror.on(button, "blur", close);

      button.focus();
    }
    return close;
  });

  CodeMirror.defineExtension("openNotification", function(template, options) {
    if (this.virtualSelectionMode()) return;
    closeNotification(this, close);
    var dialog = dialogDiv(this, template, options && options.bottom);
    var closed = false, doneTimer;
    var duration = options && typeof options.duration !== "undefined" ? options.duration : 5000;

    function close() {
      if (closed) return;
      closed = true;
      clearTimeout(doneTimer);
      dialog.parentNode.removeChild(dialog);
    }

    CodeMirror.on(dialog, 'click', function(e) {
      CodeMirror.e_preventDefault(e);
      close();
    });

    if (duration)
      doneTimer = setTimeout(close, duration);

    return close;
  });
})();

  
  var defaultKeymap = [
    { keys: '<Left>', type: 'keyToKey', toKeys: 'h' },
    { keys: '<Right>', type: 'keyToKey', toKeys: 'l' },
    { keys: '<Up>', type: 'keyToKey', toKeys: 'k' },
    { keys: '<Down>', type: 'keyToKey', toKeys: 'j' },
    { keys: '<Space>', type: 'keyToKey', toKeys: 'l' },
    { keys: '<BS>', type: 'keyToKey', toKeys: 'h', context: 'normal'},
    { keys: '<C-Space>', type: 'keyToKey', toKeys: 'W' },
    { keys: '<C-BS>', type: 'keyToKey', toKeys: 'B', context: 'normal' },
    { keys: '<S-Space>', type: 'keyToKey', toKeys: 'w' },
    { keys: '<S-BS>', type: 'keyToKey', toKeys: 'b', context: 'normal' },
    { keys: '<C-n>', type: 'keyToKey', toKeys: 'j' },
    { keys: '<C-p>', type: 'keyToKey', toKeys: 'k' },
    { keys: '<C-[>', type: 'keyToKey', toKeys: '<Esc>' },
    { keys: '<C-c>', type: 'keyToKey', toKeys: '<Esc>' },
    { keys: '<C-[>', type: 'keyToKey', toKeys: '<Esc>', context: 'insert' },
    { keys: '<C-c>', type: 'keyToKey', toKeys: '<Esc>', context: 'insert' },
    { keys: 's', type: 'keyToKey', toKeys: 'cl', context: 'normal' },
    { keys: 's', type: 'keyToKey', toKeys: 'c', context: 'visual'},
    { keys: 'S', type: 'keyToKey', toKeys: 'cc', context: 'normal' },
    { keys: 'S', type: 'keyToKey', toKeys: 'VdO', context: 'visual' },
    { keys: '<Home>', type: 'keyToKey', toKeys: '0' },
    { keys: '<End>', type: 'keyToKey', toKeys: '$' },
    { keys: '<PageUp>', type: 'keyToKey', toKeys: '<C-b>' },
    { keys: '<PageDown>', type: 'keyToKey', toKeys: '<C-f>' },
    { keys: '<CR>', type: 'keyToKey', toKeys: 'j^', context: 'normal' },
    { keys: 'H', type: 'motion', motion: 'moveToTopLine', motionArgs: { linewise: true, toJumplist: true }},
    { keys: 'M', type: 'motion', motion: 'moveToMiddleLine', motionArgs: { linewise: true, toJumplist: true }},
    { keys: 'L', type: 'motion', motion: 'moveToBottomLine', motionArgs: { linewise: true, toJumplist: true }},
    { keys: 'h', type: 'motion', motion: 'moveByCharacters', motionArgs: { forward: false }},
    { keys: 'l', type: 'motion', motion: 'moveByCharacters', motionArgs: { forward: true }},
    { keys: 'j', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, linewise: true }},
    { keys: 'k', type: 'motion', motion: 'moveByLines', motionArgs: { forward: false, linewise: true }},
    { keys: 'gj', type: 'motion', motion: 'moveByDisplayLines', motionArgs: { forward: true }},
    { keys: 'gk', type: 'motion', motion: 'moveByDisplayLines', motionArgs: { forward: false }},
    { keys: 'w', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: false }},
    { keys: 'W', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: false, bigWord: true }},
    { keys: 'e', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: true, inclusive: true }},
    { keys: 'E', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: true, bigWord: true, inclusive: true }},
    { keys: 'b', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false }},
    { keys: 'B', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false, bigWord: true }},
    { keys: 'ge', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: true, inclusive: true }},
    { keys: 'gE', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: true, bigWord: true, inclusive: true }},
    { keys: '{', type: 'motion', motion: 'moveByParagraph', motionArgs: { forward: false, toJumplist: true }},
    { keys: '}', type: 'motion', motion: 'moveByParagraph', motionArgs: { forward: true, toJumplist: true }},
    { keys: '<C-f>', type: 'motion', motion: 'moveByPage', motionArgs: { forward: true }},
    { keys: '<C-b>', type: 'motion', motion: 'moveByPage', motionArgs: { forward: false }},
    { keys: '<C-d>', type: 'motion', motion: 'moveByScroll', motionArgs: { forward: true, explicitRepeat: true }},
    { keys: '<C-u>', type: 'motion', motion: 'moveByScroll', motionArgs: { forward: false, explicitRepeat: true }},
    { keys: 'gg', type: 'motion', motion: 'moveToLineOrEdgeOfDocument', motionArgs: { forward: false, explicitRepeat: true, linewise: true, toJumplist: true }},
    { keys: 'G', type: 'motion', motion: 'moveToLineOrEdgeOfDocument', motionArgs: { forward: true, explicitRepeat: true, linewise: true, toJumplist: true }},
    { keys: '0', type: 'motion', motion: 'moveToStartOfLine' },
    { keys: '^', type: 'motion', motion: 'moveToFirstNonWhiteSpaceCharacter' },
    { keys: '+', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, toFirstChar:true }},
    { keys: '-', type: 'motion', motion: 'moveByLines', motionArgs: { forward: false, toFirstChar:true }},
    { keys: '_', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, toFirstChar:true, repeatOffset:-1 }},
    { keys: '$', type: 'motion', motion: 'moveToEol', motionArgs: { inclusive: true }},
    { keys: '%', type: 'motion', motion: 'moveToMatchedSymbol', motionArgs: { inclusive: true, toJumplist: true }},
    { keys: 'f<character>', type: 'motion', motion: 'moveToCharacter', motionArgs: { forward: true , inclusive: true }},
    { keys: 'F<character>', type: 'motion', motion: 'moveToCharacter', motionArgs: { forward: false }},
    { keys: 't<character>', type: 'motion', motion: 'moveTillCharacter', motionArgs: { forward: true, inclusive: true }},
    { keys: 'T<character>', type: 'motion', motion: 'moveTillCharacter', motionArgs: { forward: false }},
    { keys: ';', type: 'motion', motion: 'repeatLastCharacterSearch', motionArgs: { forward: true }},
    { keys: ',', type: 'motion', motion: 'repeatLastCharacterSearch', motionArgs: { forward: false }},
    { keys: '\'<character>', type: 'motion', motion: 'goToMark', motionArgs: {toJumplist: true, linewise: true}},
    { keys: '`<character>', type: 'motion', motion: 'goToMark', motionArgs: {toJumplist: true}},
    { keys: ']`', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: true } },
    { keys: '[`', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: false } },
    { keys: ']\'', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: true, linewise: true } },
    { keys: '[\'', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: false, linewise: true } },
    { keys: ']p', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: true, isEdit: true, matchIndent: true}},
    { keys: '[p', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: false, isEdit: true, matchIndent: true}},
    { keys: ']<character>', type: 'motion', motion: 'moveToSymbol', motionArgs: { forward: true, toJumplist: true}},
    { keys: '[<character>', type: 'motion', motion: 'moveToSymbol', motionArgs: { forward: false, toJumplist: true}},
    { keys: '|', type: 'motion', motion: 'moveToColumn'},
    { keys: 'o', type: 'motion', motion: 'moveToOtherHighlightedEnd', context:'visual'},
    { keys: 'O', type: 'motion', motion: 'moveToOtherHighlightedEnd', motionArgs: {sameLine: true}, context:'visual'},
    { keys: 'd', type: 'operator', operator: 'delete' },
    { keys: 'y', type: 'operator', operator: 'yank' },
    { keys: 'c', type: 'operator', operator: 'change' },
    { keys: '>', type: 'operator', operator: 'indent', operatorArgs: { indentRight: true }},
    { keys: '<', type: 'operator', operator: 'indent', operatorArgs: { indentRight: false }},
    { keys: 'g~', type: 'operator', operator: 'changeCase' },
    { keys: 'gu', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: true}, isEdit: true },
    { keys: 'gU', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: false}, isEdit: true },
    { keys: 'n', type: 'motion', motion: 'findNext', motionArgs: { forward: true, toJumplist: true }},
    { keys: 'N', type: 'motion', motion: 'findNext', motionArgs: { forward: false, toJumplist: true }},
    { keys: 'x', type: 'operatorMotion', operator: 'delete', motion: 'moveByCharacters', motionArgs: { forward: true }, operatorMotionArgs: { visualLine: false }},
    { keys: 'X', type: 'operatorMotion', operator: 'delete', motion: 'moveByCharacters', motionArgs: { forward: false }, operatorMotionArgs: { visualLine: true }},
    { keys: 'D', type: 'operatorMotion', operator: 'delete', motion: 'moveToEol', motionArgs: { inclusive: true }, context: 'normal'},
    { keys: 'D', type: 'operator', operator: 'delete', operatorArgs: { linewise: true }, context: 'visual'},
    { keys: 'Y', type: 'operatorMotion', operator: 'yank', motion: 'moveToEol', motionArgs: { inclusive: true }, context: 'normal'},
    { keys: 'Y', type: 'operator', operator: 'yank', operatorArgs: { linewise: true }, context: 'visual'},
    { keys: 'C', type: 'operatorMotion', operator: 'change', motion: 'moveToEol', motionArgs: { inclusive: true }, context: 'normal'},
    { keys: 'C', type: 'operator', operator: 'change', operatorArgs: { linewise: true }, context: 'visual'},
    { keys: '~', type: 'operatorMotion', operator: 'changeCase', motion: 'moveByCharacters', motionArgs: { forward: true }, operatorArgs: { shouldMoveCursor: true }, context: 'normal'},
    { keys: '~', type: 'operator', operator: 'changeCase', context: 'visual'},
    { keys: '<C-w>', type: 'operatorMotion', operator: 'delete', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false }, context: 'insert' },
    { keys: '<C-i>', type: 'action', action: 'jumpListWalk', actionArgs: { forward: true }},
    { keys: '<C-o>', type: 'action', action: 'jumpListWalk', actionArgs: { forward: false }},
    { keys: '<C-e>', type: 'action', action: 'scroll', actionArgs: { forward: true, linewise: true }},
    { keys: '<C-y>', type: 'action', action: 'scroll', actionArgs: { forward: false, linewise: true }},
    { keys: 'a', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'charAfter' }, context: 'normal' },
    { keys: 'A', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'eol' }, context: 'normal' },
    { keys: 'A', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'endOfSelectedArea' }, context: 'visual' },
    { keys: 'i', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'inplace' }, context: 'normal' },
    { keys: 'I', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'firstNonBlank'}, context: 'normal' },
    { keys: 'I', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'startOfSelectedArea' }, context: 'visual' },
    { keys: 'o', type: 'action', action: 'newLineAndEnterInsertMode', isEdit: true, interlaceInsertRepeat: true, actionArgs: { after: true }, context: 'normal' },
    { keys: 'O', type: 'action', action: 'newLineAndEnterInsertMode', isEdit: true, interlaceInsertRepeat: true, actionArgs: { after: false }, context: 'normal' },
    { keys: 'v', type: 'action', action: 'toggleVisualMode' },
    { keys: 'V', type: 'action', action: 'toggleVisualMode', actionArgs: { linewise: true }},
    { keys: '<C-v>', type: 'action', action: 'toggleVisualMode', actionArgs: { blockwise: true }},
    { keys: '<C-q>', type: 'action', action: 'toggleVisualMode', actionArgs: { blockwise: true }},
    { keys: 'gv', type: 'action', action: 'reselectLastSelection' },
    { keys: 'J', type: 'action', action: 'joinLines', isEdit: true },
    { keys: 'p', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: true, isEdit: true }},
    { keys: 'P', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: false, isEdit: true }},
    { keys: 'r<character>', type: 'action', action: 'replace', isEdit: true },
    { keys: '@<character>', type: 'action', action: 'replayMacro' },
    { keys: 'q<character>', type: 'action', action: 'enterMacroRecordMode' },
    { keys: 'R', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { replace: true }},
    { keys: 'u', type: 'action', action: 'undo', context: 'normal' },
    { keys: 'u', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: true}, context: 'visual', isEdit: true },
    { keys: 'U', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: false}, context: 'visual', isEdit: true },
    { keys: '<C-r>', type: 'action', action: 'redo' },
    { keys: 'm<character>', type: 'action', action: 'setMark' },
    { keys: '"<character>', type: 'action', action: 'setRegister' },
    { keys: 'zz', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'center' }},
    { keys: 'z.', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'center' }, motion: 'moveToFirstNonWhiteSpaceCharacter' },
    { keys: 'zt', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'top' }},
    { keys: 'z<CR>', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'top' }, motion: 'moveToFirstNonWhiteSpaceCharacter' },
    { keys: 'z-', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'bottom' }},
    { keys: 'zb', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'bottom' }, motion: 'moveToFirstNonWhiteSpaceCharacter' },
    { keys: '.', type: 'action', action: 'repeatLastEdit' },
    { keys: '<C-a>', type: 'action', action: 'incrementNumberToken', isEdit: true, actionArgs: {increase: true, backtrack: false}},
    { keys: '<C-x>', type: 'action', action: 'incrementNumberToken', isEdit: true, actionArgs: {increase: false, backtrack: false}},
    { keys: 'a<character>', type: 'motion', motion: 'textObjectManipulation' },
    { keys: 'i<character>', type: 'motion', motion: 'textObjectManipulation', motionArgs: { textObjectInner: true }},
    { keys: '/', type: 'search', searchArgs: { forward: true, querySrc: 'prompt', toJumplist: true }},
    { keys: '?', type: 'search', searchArgs: { forward: false, querySrc: 'prompt', toJumplist: true }},
    { keys: '*', type: 'search', searchArgs: { forward: true, querySrc: 'wordUnderCursor', wholeWordOnly: true, toJumplist: true }},
    { keys: '#', type: 'search', searchArgs: { forward: false, querySrc: 'wordUnderCursor', wholeWordOnly: true, toJumplist: true }},
    { keys: 'g*', type: 'search', searchArgs: { forward: true, querySrc: 'wordUnderCursor', toJumplist: true }},
    { keys: 'g#', type: 'search', searchArgs: { forward: false, querySrc: 'wordUnderCursor', toJumplist: true }},
    { keys: ':', type: 'ex' }
  ];
  var defaultExCommandMap = [
    { name: 'colorscheme', shortName: 'colo' },
    { name: 'map' },
    { name: 'imap', shortName: 'im' },
    { name: 'nmap', shortName: 'nm' },
    { name: 'vmap', shortName: 'vm' },
    { name: 'unmap' },
    { name: 'write', shortName: 'w' },
    { name: 'undo', shortName: 'u' },
    { name: 'redo', shortName: 'red' },
    { name: 'set', shortName: 'se' },
    { name: 'set', shortName: 'se' },
    { name: 'setlocal', shortName: 'setl' },
    { name: 'setglobal', shortName: 'setg' },
    { name: 'sort', shortName: 'sor' },
    { name: 'substitute', shortName: 's', possiblyAsync: true },
    { name: 'nohlsearch', shortName: 'noh' },
    { name: 'delmarks', shortName: 'delm' },
    { name: 'registers', shortName: 'reg', excludeFromCommandHistory: true },
    { name: 'global', shortName: 'g' }
  ];

  var Pos = CodeMirror.Pos;

  var Vim = function() { return vimApi; } //{
    function enterVimMode(cm) {
      cm.setOption('disableInput', true);
      cm.setOption('showCursorWhenSelecting', false);
      CodeMirror.signal(cm, "vim-mode-change", {mode: "normal"});
      cm.on('cursorActivity', onCursorActivity);
      maybeInitVimState(cm);
      CodeMirror.on(cm.getInputField(), 'paste', getOnPasteFn(cm));
    }

    function leaveVimMode(cm) {
      cm.setOption('disableInput', false);
      cm.off('cursorActivity', onCursorActivity);
      CodeMirror.off(cm.getInputField(), 'paste', getOnPasteFn(cm));
      cm.state.vim = null;
    }

    function detachVimMap(cm, next) {
      if (this == CodeMirror.keyMap.vim)
        CodeMirror.rmClass(cm.getWrapperElement(), "cm-fat-cursor");

      if (!next || next.attach != attachVimMap)
        leaveVimMode(cm, false);
    }
    function attachVimMap(cm, prev) {
      if (this == CodeMirror.keyMap.vim)
        CodeMirror.addClass(cm.getWrapperElement(), "cm-fat-cursor");

      if (!prev || prev.attach != attachVimMap)
        enterVimMode(cm);
    }
    CodeMirror.defineOption('vimMode', false, function(cm, val, prev) {
      if (val && cm.getOption("keyMap") != "vim")
        cm.setOption("keyMap", "vim");
      else if (!val && prev != CodeMirror.Init && /^vim/.test(cm.getOption("keyMap")))
        cm.setOption("keyMap", "default");
    });

    function cmKey(key, cm) {
      if (!cm) { return undefined; }
      var vimKey = cmKeyToVimKey(key);
      if (!vimKey) {
        return false;
      }
      var cmd = CodeMirror.Vim.findKey(cm, vimKey);
      if (typeof cmd == 'function') {
        CodeMirror.signal(cm, 'vim-keypress', vimKey);
      }
      return cmd;
    }

    var modifiers = {'Shift': 'S', 'Ctrl': 'C', 'Alt': 'A', 'Cmd': 'D', 'Mod': 'A'};
    var specialKeys = {Enter:'CR',Backspace:'BS',Delete:'Del'};
    function cmKeyToVimKey(key) {
      if (key.charAt(0) == '\'') {
        return key.charAt(1);
      }
      var pieces = key.split(/-(?!$)/);
      var lastPiece = pieces[pieces.length - 1];
      if (pieces.length == 1 && pieces[0].length == 1) {
        return false;
      } else if (pieces.length == 2 && pieces[0] == 'Shift' && lastPiece.length == 1) {
        return false;
      }
      var hasCharacter = false;
      for (var i = 0; i < pieces.length; i++) {
        var piece = pieces[i];
        if (piece in modifiers) { pieces[i] = modifiers[piece]; }
        else { hasCharacter = true; }
        if (piece in specialKeys) { pieces[i] = specialKeys[piece]; }
      }
      if (!hasCharacter) {
        return false;
      }
      if (isUpperCase(lastPiece)) {
        pieces[pieces.length - 1] = lastPiece.toLowerCase();
      }
      return '<' + pieces.join('-') + '>';
    }

    function getOnPasteFn(cm) {
      var vim = cm.state.vim;
      if (!vim.onPasteFn) {
        vim.onPasteFn = function() {
          if (!vim.insertMode) {
            cm.setCursor(offsetCursor(cm.getCursor(), 0, 1));
            actions.enterInsertMode(cm, {}, vim);
          }
        };
      }
      return vim.onPasteFn;
    }

    var numberRegex = /[\d]/;
    var wordCharTest = [CodeMirror.isWordChar, function(ch) {
      return ch && !CodeMirror.isWordChar(ch) && !/\s/.test(ch);
    }], bigWordCharTest = [function(ch) {
      return /\S/.test(ch);
    }];
    function makeKeyRange(start, size) {
      var keys = [];
      for (var i = start; i < start + size; i++) {
        keys.push(String.fromCharCode(i));
      }
      return keys;
    }
    var upperCaseAlphabet = makeKeyRange(65, 26);
    var lowerCaseAlphabet = makeKeyRange(97, 26);
    var numbers = makeKeyRange(48, 10);
    var validMarks = [].concat(upperCaseAlphabet, lowerCaseAlphabet, numbers, ['<', '>']);
    var validRegisters = [].concat(upperCaseAlphabet, lowerCaseAlphabet, numbers, ['-', '"', '.', ':', '/']);

    function isLine(cm, line) {
      return line >= cm.firstLine() && line <= cm.lastLine();
    }
    function isLowerCase(k) {
      return (/^[a-z]$/).test(k);
    }
    function isMatchableSymbol(k) {
      return '()[]{}'.indexOf(k) != -1;
    }
    function isNumber(k) {
      return numberRegex.test(k);
    }
    function isUpperCase(k) {
      return (/^[A-Z]$/).test(k);
    }
    function isWhiteSpaceString(k) {
      return (/^\s*$/).test(k);
    }
    function inArray(val, arr) {
      for (var i = 0; i < arr.length; i++) {
        if (arr[i] == val) {
          return true;
        }
      }
      return false;
    }

    var options = {};
    function defineOption(name, defaultValue, type, aliases, callback) {
      if (defaultValue === undefined && !callback) {
        throw Error('defaultValue is required unless callback is provided');
      }
      if (!type) { type = 'string'; }
      options[name] = {
        type: type,
        defaultValue: defaultValue,
        callback: callback
      };
      if (aliases) {
        for (var i = 0; i < aliases.length; i++) {
          options[aliases[i]] = options[name];
        }
      }
      if (defaultValue) {
        setOption(name, defaultValue);
      }
    }

    function setOption(name, value, cm, cfg) {
      var option = options[name];
      cfg = cfg || {};
      var scope = cfg.scope;
      if (!option) {
        throw Error('Unknown option: ' + name);
      }
      if (option.type == 'boolean') {
        if (value && value !== true) {
          throw Error('Invalid argument: ' + name + '=' + value);
        } else if (value !== false) {
          value = true;
        }
      }
      if (option.callback) {
        if (scope !== 'local') {
          option.callback(value, undefined);
        }
        if (scope !== 'global' && cm) {
          option.callback(value, cm);
        }
      } else {
        if (scope !== 'local') {
          option.value = option.type == 'boolean' ? !!value : value;
        }
        if (scope !== 'global' && cm) {
          cm.state.vim.options[name] = {value: value};
        }
      }
    }

    function getOption(name, cm, cfg) {
      var option = options[name];
      cfg = cfg || {};
      var scope = cfg.scope;
      if (!option) {
        throw Error('Unknown option: ' + name);
      }
      if (option.callback) {
        var local = cm && option.callback(undefined, cm);
        if (scope !== 'global' && local !== undefined) {
          return local;
        }
        if (scope !== 'local') {
          return option.callback();
        }
        return;
      } else {
        var local = (scope !== 'global') && (cm && cm.state.vim.options[name]);
        return (local || (scope !== 'local') && option || {}).value;
      }
    }

    defineOption('filetype', undefined, 'string', ['ft'], function(name, cm) {
      if (cm === undefined) {
        return;
      }
      if (name === undefined) {
        var mode = cm.getOption('mode');
        return mode == 'null' ? '' : mode;
      } else {
        var mode = name == '' ? 'null' : name;
        cm.setOption('mode', mode);
      }
    });

    var createCircularJumpList = function() {
      var size = 100;
      var pointer = -1;
      var head = 0;
      var tail = 0;
      var buffer = new Array(size);
      function add(cm, oldCur, newCur) {
        var current = pointer % size;
        var curMark = buffer[current];
        function useNextSlot(cursor) {
          var next = ++pointer % size;
          var trashMark = buffer[next];
          if (trashMark) {
            trashMark.clear();
          }
          buffer[next] = cm.setBookmark(cursor);
        }
        if (curMark) {
          var markPos = curMark.find();
          if (markPos && !cursorEqual(markPos, oldCur)) {
            useNextSlot(oldCur);
          }
        } else {
          useNextSlot(oldCur);
        }
        useNextSlot(newCur);
        head = pointer;
        tail = pointer - size + 1;
        if (tail < 0) {
          tail = 0;
        }
      }
      function move(cm, offset) {
        pointer += offset;
        if (pointer > head) {
          pointer = head;
        } else if (pointer < tail) {
          pointer = tail;
        }
        var mark = buffer[(size + pointer) % size];
        if (mark && !mark.find()) {
          var inc = offset > 0 ? 1 : -1;
          var newCur;
          var oldCur = cm.getCursor();
          do {
            pointer += inc;
            mark = buffer[(size + pointer) % size];
            if (mark &&
                (newCur = mark.find()) &&
                !cursorEqual(oldCur, newCur)) {
              break;
            }
          } while (pointer < head && pointer > tail);
        }
        return mark;
      }
      return {
        cachedCursor: undefined, //used for # and * jumps
        add: add,
        move: move
      };
    };
    var createInsertModeChanges = function(c) {
      if (c) {
        return {
          changes: c.changes,
          expectCursorActivityForChange: c.expectCursorActivityForChange
        };
      }
      return {
        changes: [],
        expectCursorActivityForChange: false
      };
    };

    function MacroModeState() {
      this.latestRegister = undefined;
      this.isPlaying = false;
      this.isRecording = false;
      this.replaySearchQueries = [];
      this.onRecordingDone = undefined;
      this.lastInsertModeChanges = createInsertModeChanges();
    }
    MacroModeState.prototype = {
      exitMacroRecordMode: function() {
        var macroModeState = vimGlobalState.macroModeState;
        if (macroModeState.onRecordingDone) {
          macroModeState.onRecordingDone(); // close dialog
        }
        macroModeState.onRecordingDone = undefined;
        macroModeState.isRecording = false;
      },
      enterMacroRecordMode: function(cm, registerName) {
        var register =
            vimGlobalState.registerController.getRegister(registerName);
        if (register) {
          register.clear();
          this.latestRegister = registerName;
          if (cm.openDialog) {
            this.onRecordingDone = cm.openDialog(
                '(recording)['+registerName+']', null, {bottom:true});
          }
          this.isRecording = true;
        }
      }
    };

    function maybeInitVimState(cm) {
      if (!cm.state.vim) {
        cm.state.vim = {
          inputState: new InputState(),
          lastEditInputState: undefined,
          lastEditActionCommand: undefined,
          lastHPos: -1,
          lastHSPos: -1,
          lastMotion: null,
          marks: {},
          fakeCursor: null,
          insertMode: false,
          insertModeRepeat: undefined,
          visualMode: false,
          visualLine: false,
          visualBlock: false,
          lastSelection: null,
          lastPastedText: null,
          sel: {},
          options: {}
        };
      }
      return cm.state.vim;
    }
    var vimGlobalState;
    function resetVimGlobalState() {
      vimGlobalState = {
        searchQuery: null,
        searchIsReversed: false,
        lastSubstituteReplacePart: undefined,
        jumpList: createCircularJumpList(),
        macroModeState: new MacroModeState,
        lastChararacterSearch: {increment:0, forward:true, selectedCharacter:''},
        registerController: new RegisterController({}),
        searchHistoryController: new HistoryController({}),
        exCommandHistoryController : new HistoryController({})
      };
      for (var optionName in options) {
        var option = options[optionName];
        option.value = option.defaultValue;
      }
    }

    var lastInsertModeKeyTimer;
    var vimApi= {
      buildKeyMap: function() {
      },
      getRegisterController: function() {
        return vimGlobalState.registerController;
      },
      resetVimGlobalState_: resetVimGlobalState,
      getVimGlobalState_: function() {
        return vimGlobalState;
      },
      maybeInitVimState_: maybeInitVimState,

      suppressErrorLogging: false,

      InsertModeKey: InsertModeKey,
      map: function(lhs, rhs, ctx) {
        exCommandDispatcher.map(lhs, rhs, ctx);
      },
      unmap: function(lhs, ctx) {
        exCommandDispatcher.unmap(lhs, ctx);
      },
      setOption: setOption,
      getOption: getOption,
      defineOption: defineOption,
      defineEx: function(name, prefix, func){
        if (!prefix) {
          prefix = name;
        } else if (name.indexOf(prefix) !== 0) {
          throw new Error('(Vim.defineEx) "'+prefix+'" is not a prefix of "'+name+'", command not registered');
        }
        exCommands[name]=func;
        exCommandDispatcher.commandMap_[prefix]={name:name, shortName:prefix, type:'api'};
      },
      handleKey: function (cm, key, origin) {
        var command = this.findKey(cm, key, origin);
        if (typeof command === 'function') {
          return command();
        }
      },
      findKey: function(cm, key, origin) {
        var vim = maybeInitVimState(cm);
        function handleMacroRecording() {
          var macroModeState = vimGlobalState.macroModeState;
          if (macroModeState.isRecording) {
            if (key == 'q') {
              macroModeState.exitMacroRecordMode();
              clearInputState(cm);
              return true;
            }
            if (origin != 'mapping') {
              logKey(macroModeState, key);
            }
          }
        }
        function handleEsc() {
          if (key == '<Esc>') {
            clearInputState(cm);
            if (vim.visualMode) {
              exitVisualMode(cm);
            } else if (vim.insertMode) {
              exitInsertMode(cm);
            }
            return true;
          }
        }
        function doKeyToKey(keys) {
          var match;
          while (keys) {
            match = (/<\w+-.+?>|<\w+>|./).exec(keys);
            key = match[0];
            keys = keys.substring(match.index + key.length);
            CodeMirror.Vim.handleKey(cm, key, 'mapping');
          }
        }

        function handleKeyInsertMode() {
          if (handleEsc()) { return true; }
          var keys = vim.inputState.keyBuffer = vim.inputState.keyBuffer + key;
          var keysAreChars = key.length == 1;
          var match = commandDispatcher.matchCommand(keys, defaultKeymap, vim.inputState, 'insert');
          while (keys.length > 1 && match.type != 'full') {
            var keys = vim.inputState.keyBuffer = keys.slice(1);
            var thisMatch = commandDispatcher.matchCommand(keys, defaultKeymap, vim.inputState, 'insert');
            if (thisMatch.type != 'none') { match = thisMatch; }
          }
          if (match.type == 'none') { clearInputState(cm); return false; }
          else if (match.type == 'partial') {
            if (lastInsertModeKeyTimer) { window.clearTimeout(lastInsertModeKeyTimer); }
            lastInsertModeKeyTimer = window.setTimeout(
              function() { if (vim.insertMode && vim.inputState.keyBuffer) { clearInputState(cm); } },
              getOption('insertModeEscKeysTimeout'));
            return !keysAreChars;
          }

          if (lastInsertModeKeyTimer) { window.clearTimeout(lastInsertModeKeyTimer); }
          if (keysAreChars) {
            var here = cm.getCursor();
            cm.replaceRange('', offsetCursor(here, 0, -(keys.length - 1)), here, '+input');
          }
          clearInputState(cm);
          return match.command;
        }

        function handleKeyNonInsertMode() {
          if (handleMacroRecording() || handleEsc()) { return true; }

          var keys = vim.inputState.keyBuffer = vim.inputState.keyBuffer + key;
          if (/^[1-9]\d*$/.test(keys)) { return true; }

          var keysMatcher = /^(\d*)(.*)$/.exec(keys);
          if (!keysMatcher) { clearInputState(cm); return false; }
          var context = vim.visualMode ? 'visual' :
                                         'normal';
          var match = commandDispatcher.matchCommand(keysMatcher[2] || keysMatcher[1], defaultKeymap, vim.inputState, context);
          if (match.type == 'none') { clearInputState(cm); return false; }
          else if (match.type == 'partial') { return true; }

          vim.inputState.keyBuffer = '';
          var keysMatcher = /^(\d*)(.*)$/.exec(keys);
          if (keysMatcher[1] && keysMatcher[1] != '0') {
            vim.inputState.pushRepeatDigit(keysMatcher[1]);
          }
          return match.command;
        }

        var command;
        if (vim.insertMode) { command = handleKeyInsertMode(); }
        else { command = handleKeyNonInsertMode(); }
        if (command === false) {
          return undefined;
        } else if (command === true) {
          return function() { return true; };
        } else {
          return function() {
            if ((command.operator || command.isEdit) && cm.getOption('readOnly'))
              return; // ace_patch
            return cm.operation(function() {
              cm.curOp.isVimOp = true;
              try {
                if (command.type == 'keyToKey') {
                  doKeyToKey(command.toKeys);
                } else {
                  commandDispatcher.processCommand(cm, vim, command);
                }
              } catch (e) {
                cm.state.vim = undefined;
                maybeInitVimState(cm);
                if (!CodeMirror.Vim.suppressErrorLogging) {
                  console['log'](e);
                }
                throw e;
              }
              return true;
            });
          };
        }
      },
      handleEx: function(cm, input) {
        exCommandDispatcher.processCommand(cm, input);
      },

      defineMotion: defineMotion,
      defineAction: defineAction,
      defineOperator: defineOperator,
      mapCommand: mapCommand,
      _mapCommand: _mapCommand,

      defineRegister: defineRegister,

      exitVisualMode: exitVisualMode,
      exitInsertMode: exitInsertMode
    };
    function InputState() {
      this.prefixRepeat = [];
      this.motionRepeat = [];

      this.operator = null;
      this.operatorArgs = null;
      this.motion = null;
      this.motionArgs = null;
      this.keyBuffer = []; // For matching multi-key commands.
      this.registerName = null; // Defaults to the unnamed register.
    }
    InputState.prototype.pushRepeatDigit = function(n) {
      if (!this.operator) {
        this.prefixRepeat = this.prefixRepeat.concat(n);
      } else {
        this.motionRepeat = this.motionRepeat.concat(n);
      }
    };
    InputState.prototype.getRepeat = function() {
      var repeat = 0;
      if (this.prefixRepeat.length > 0 || this.motionRepeat.length > 0) {
        repeat = 1;
        if (this.prefixRepeat.length > 0) {
          repeat *= parseInt(this.prefixRepeat.join(''), 10);
        }
        if (this.motionRepeat.length > 0) {
          repeat *= parseInt(this.motionRepeat.join(''), 10);
        }
      }
      return repeat;
    };

    function clearInputState(cm, reason) {
      cm.state.vim.inputState = new InputState();
      CodeMirror.signal(cm, 'vim-command-done', reason);
    }
    function Register(text, linewise, blockwise) {
      this.clear();
      this.keyBuffer = [text || ''];
      this.insertModeChanges = [];
      this.searchQueries = [];
      this.linewise = !!linewise;
      this.blockwise = !!blockwise;
    }
    Register.prototype = {
      setText: function(text, linewise, blockwise) {
        this.keyBuffer = [text || ''];
        this.linewise = !!linewise;
        this.blockwise = !!blockwise;
      },
      pushText: function(text, linewise) {
        if (linewise) {
          if (!this.linewise) {
            this.keyBuffer.push('\n');
          }
          this.linewise = true;
        }
        this.keyBuffer.push(text);
      },
      pushInsertModeChanges: function(changes) {
        this.insertModeChanges.push(createInsertModeChanges(changes));
      },
      pushSearchQuery: function(query) {
        this.searchQueries.push(query);
      },
      clear: function() {
        this.keyBuffer = [];
        this.insertModeChanges = [];
        this.searchQueries = [];
        this.linewise = false;
      },
      toString: function() {
        return this.keyBuffer.join('');
      }
    };
    function defineRegister(name, register) {
      var registers = vimGlobalState.registerController.registers[name];
      if (!name || name.length != 1) {
        throw Error('Register name must be 1 character');
      }
      registers[name] = register;
      validRegisters.push(name);
    }
    function RegisterController(registers) {
      this.registers = registers;
      this.unnamedRegister = registers['"'] = new Register();
      registers['.'] = new Register();
      registers[':'] = new Register();
      registers['/'] = new Register();
    }
    RegisterController.prototype = {
      pushText: function(registerName, operator, text, linewise, blockwise) {
        if (linewise && text.charAt(0) == '\n') {
          text = text.slice(1) + '\n';
        }
        if (linewise && text.charAt(text.length - 1) !== '\n'){
          text += '\n';
        }
        var register = this.isValidRegister(registerName) ?
            this.getRegister(registerName) : null;
        if (!register) {
          switch (operator) {
            case 'yank':
              this.registers['0'] = new Register(text, linewise, blockwise);
              break;
            case 'delete':
            case 'change':
              if (text.indexOf('\n') == -1) {
                this.registers['-'] = new Register(text, linewise);
              } else {
                this.shiftNumericRegisters_();
                this.registers['1'] = new Register(text, linewise);
              }
              break;
          }
          this.unnamedRegister.setText(text, linewise, blockwise);
          return;
        }
        var append = isUpperCase(registerName);
        if (append) {
          register.pushText(text, linewise);
        } else {
          register.setText(text, linewise, blockwise);
        }
        this.unnamedRegister.setText(register.toString(), linewise);
      },
      getRegister: function(name) {
        if (!this.isValidRegister(name)) {
          return this.unnamedRegister;
        }
        name = name.toLowerCase();
        if (!this.registers[name]) {
          this.registers[name] = new Register();
        }
        return this.registers[name];
      },
      isValidRegister: function(name) {
        return name && inArray(name, validRegisters);
      },
      shiftNumericRegisters_: function() {
        for (var i = 9; i >= 2; i--) {
          this.registers[i] = this.getRegister('' + (i - 1));
        }
      }
    };
    function HistoryController() {
        this.historyBuffer = [];
        this.iterator;
        this.initialPrefix = null;
    }
    HistoryController.prototype = {
      nextMatch: function (input, up) {
        var historyBuffer = this.historyBuffer;
        var dir = up ? -1 : 1;
        if (this.initialPrefix === null) this.initialPrefix = input;
        for (var i = this.iterator + dir; up ? i >= 0 : i < historyBuffer.length; i+= dir) {
          var element = historyBuffer[i];
          for (var j = 0; j <= element.length; j++) {
            if (this.initialPrefix == element.substring(0, j)) {
              this.iterator = i;
              return element;
            }
          }
        }
        if (i >= historyBuffer.length) {
          this.iterator = historyBuffer.length;
          return this.initialPrefix;
        }
        if (i < 0 ) return input;
      },
      pushInput: function(input) {
        var index = this.historyBuffer.indexOf(input);
        if (index > -1) this.historyBuffer.splice(index, 1);
        if (input.length) this.historyBuffer.push(input);
      },
      reset: function() {
        this.initialPrefix = null;
        this.iterator = this.historyBuffer.length;
      }
    };
    var commandDispatcher = {
      matchCommand: function(keys, keyMap, inputState, context) {
        var matches = commandMatches(keys, keyMap, context, inputState);
        if (!matches.full && !matches.partial) {
          return {type: 'none'};
        } else if (!matches.full && matches.partial) {
          return {type: 'partial'};
        }

        var bestMatch;
        for (var i = 0; i < matches.full.length; i++) {
          var match = matches.full[i];
          if (!bestMatch) {
            bestMatch = match;
          }
        }
        if (bestMatch.keys.slice(-11) == '<character>') {
          inputState.selectedCharacter = lastChar(keys);
        }
        return {type: 'full', command: bestMatch};
      },
      processCommand: function(cm, vim, command) {
        vim.inputState.repeatOverride = command.repeatOverride;
        switch (command.type) {
          case 'motion':
            this.processMotion(cm, vim, command);
            break;
          case 'operator':
            this.processOperator(cm, vim, command);
            break;
          case 'operatorMotion':
            this.processOperatorMotion(cm, vim, command);
            break;
          case 'action':
            this.processAction(cm, vim, command);
            break;
          case 'search':
            this.processSearch(cm, vim, command);
            break;
          case 'ex':
          case 'keyToEx':
            this.processEx(cm, vim, command);
            break;
          default:
            break;
        }
      },
      processMotion: function(cm, vim, command) {
        vim.inputState.motion = command.motion;
        vim.inputState.motionArgs = copyArgs(command.motionArgs);
        this.evalInput(cm, vim);
      },
      processOperator: function(cm, vim, command) {
        var inputState = vim.inputState;
        if (inputState.operator) {
          if (inputState.operator == command.operator) {
            inputState.motion = 'expandToLine';
            inputState.motionArgs = { linewise: true };
            this.evalInput(cm, vim);
            return;
          } else {
            clearInputState(cm);
          }
        }
        inputState.operator = command.operator;
        inputState.operatorArgs = copyArgs(command.operatorArgs);
        if (vim.visualMode) {
          this.evalInput(cm, vim);
        }
      },
      processOperatorMotion: function(cm, vim, command) {
        var visualMode = vim.visualMode;
        var operatorMotionArgs = copyArgs(command.operatorMotionArgs);
        if (operatorMotionArgs) {
          if (visualMode && operatorMotionArgs.visualLine) {
            vim.visualLine = true;
          }
        }
        this.processOperator(cm, vim, command);
        if (!visualMode) {
          this.processMotion(cm, vim, command);
        }
      },
      processAction: function(cm, vim, command) {
        var inputState = vim.inputState;
        var repeat = inputState.getRepeat();
        var repeatIsExplicit = !!repeat;
        var actionArgs = copyArgs(command.actionArgs) || {};
        if (inputState.selectedCharacter) {
          actionArgs.selectedCharacter = inputState.selectedCharacter;
        }
        if (command.operator) {
          this.processOperator(cm, vim, command);
        }
        if (command.motion) {
          this.processMotion(cm, vim, command);
        }
        if (command.motion || command.operator) {
          this.evalInput(cm, vim);
        }
        actionArgs.repeat = repeat || 1;
        actionArgs.repeatIsExplicit = repeatIsExplicit;
        actionArgs.registerName = inputState.registerName;
        clearInputState(cm);
        vim.lastMotion = null;
        if (command.isEdit) {
          this.recordLastEdit(vim, inputState, command);
        }
        actions[command.action](cm, actionArgs, vim);
      },
      processSearch: function(cm, vim, command) {
        if (!cm.getSearchCursor) {
          return;
        }
        var forward = command.searchArgs.forward;
        var wholeWordOnly = command.searchArgs.wholeWordOnly;
        getSearchState(cm).setReversed(!forward);
        var promptPrefix = (forward) ? '/' : '?';
        var originalQuery = getSearchState(cm).getQuery();
        var originalScrollPos = cm.getScrollInfo();
        function handleQuery(query, ignoreCase, smartCase) {
          vimGlobalState.searchHistoryController.pushInput(query);
          vimGlobalState.searchHistoryController.reset();
          try {
            updateSearchQuery(cm, query, ignoreCase, smartCase);
          } catch (e) {
            showConfirm(cm, 'Invalid regex: ' + query);
            clearInputState(cm);
            return;
          }
          commandDispatcher.processMotion(cm, vim, {
            type: 'motion',
            motion: 'findNext',
            motionArgs: { forward: true, toJumplist: command.searchArgs.toJumplist }
          });
        }
        function onPromptClose(query) {
          cm.scrollTo(originalScrollPos.left, originalScrollPos.top);
          handleQuery(query, true /** ignoreCase */, true /** smartCase */);
          var macroModeState = vimGlobalState.macroModeState;
          if (macroModeState.isRecording) {
            logSearchQuery(macroModeState, query);
          }
        }
        function onPromptKeyUp(e, query, close) {
          var keyName = CodeMirror.keyName(e), up;
          if (keyName == 'Up' || keyName == 'Down') {
            up = keyName == 'Up' ? true : false;
            query = vimGlobalState.searchHistoryController.nextMatch(query, up) || '';
            close(query);
          } else {
            if ( keyName != 'Left' && keyName != 'Right' && keyName != 'Ctrl' && keyName != 'Alt' && keyName != 'Shift')
              vimGlobalState.searchHistoryController.reset();
          }
          var parsedQuery;
          try {
            parsedQuery = updateSearchQuery(cm, query,
                true /** ignoreCase */, true /** smartCase */);
          } catch (e) {
          }
          if (parsedQuery) {
            cm.scrollIntoView(findNext(cm, !forward, parsedQuery), 30);
          } else {
            clearSearchHighlight(cm);
            cm.scrollTo(originalScrollPos.left, originalScrollPos.top);
          }
        }
        function onPromptKeyDown(e, query, close) {
          var keyName = CodeMirror.keyName(e);
          if (keyName == 'Esc' || keyName == 'Ctrl-C' || keyName == 'Ctrl-[' ||
              (keyName == 'Backspace' && query == '')) {
            vimGlobalState.searchHistoryController.pushInput(query);
            vimGlobalState.searchHistoryController.reset();
            updateSearchQuery(cm, originalQuery);
            clearSearchHighlight(cm);
            cm.scrollTo(originalScrollPos.left, originalScrollPos.top);
            CodeMirror.e_stop(e);
            clearInputState(cm);
            close();
            cm.focus();
          } else if (keyName == 'Ctrl-U') {
            CodeMirror.e_stop(e);
            close('');
          }
        }
        switch (command.searchArgs.querySrc) {
          case 'prompt':
            var macroModeState = vimGlobalState.macroModeState;
            if (macroModeState.isPlaying) {
              var query = macroModeState.replaySearchQueries.shift();
              handleQuery(query, true /** ignoreCase */, false /** smartCase */);
            } else {
              showPrompt(cm, {
                  onClose: onPromptClose,
                  prefix: promptPrefix,
                  desc: searchPromptDesc,
                  onKeyUp: onPromptKeyUp,
                  onKeyDown: onPromptKeyDown
              });
            }
            break;
          case 'wordUnderCursor':
            var word = expandWordUnderCursor(cm, false /** inclusive */,
                true /** forward */, false /** bigWord */,
                true /** noSymbol */);
            var isKeyword = true;
            if (!word) {
              word = expandWordUnderCursor(cm, false /** inclusive */,
                  true /** forward */, false /** bigWord */,
                  false /** noSymbol */);
              isKeyword = false;
            }
            if (!word) {
              return;
            }
            var query = cm.getLine(word.start.line).substring(word.start.ch,
                word.end.ch);
            if (isKeyword && wholeWordOnly) {
                query = '\\b' + query + '\\b';
            } else {
              query = escapeRegex(query);
            }
            vimGlobalState.jumpList.cachedCursor = cm.getCursor();
            cm.setCursor(word.start);

            handleQuery(query, true /** ignoreCase */, false /** smartCase */);
            break;
        }
      },
      processEx: function(cm, vim, command) {
        function onPromptClose(input) {
          vimGlobalState.exCommandHistoryController.pushInput(input);
          vimGlobalState.exCommandHistoryController.reset();
          exCommandDispatcher.processCommand(cm, input);
        }
        function onPromptKeyDown(e, input, close) {
          var keyName = CodeMirror.keyName(e), up;
          if (keyName == 'Esc' || keyName == 'Ctrl-C' || keyName == 'Ctrl-[' ||
              (keyName == 'Backspace' && input == '')) {
            vimGlobalState.exCommandHistoryController.pushInput(input);
            vimGlobalState.exCommandHistoryController.reset();
            CodeMirror.e_stop(e);
            clearInputState(cm);
            close();
            cm.focus();
          }
          if (keyName == 'Up' || keyName == 'Down') {
            up = keyName == 'Up' ? true : false;
            input = vimGlobalState.exCommandHistoryController.nextMatch(input, up) || '';
            close(input);
          } else if (keyName == 'Ctrl-U') {
            CodeMirror.e_stop(e);
            close('');
          } else {
            if ( keyName != 'Left' && keyName != 'Right' && keyName != 'Ctrl' && keyName != 'Alt' && keyName != 'Shift')
              vimGlobalState.exCommandHistoryController.reset();
          }
        }
        if (command.type == 'keyToEx') {
          exCommandDispatcher.processCommand(cm, command.exArgs.input);
        } else {
          if (vim.visualMode) {
            showPrompt(cm, { onClose: onPromptClose, prefix: ':', value: '\'<,\'>',
                onKeyDown: onPromptKeyDown});
          } else {
            showPrompt(cm, { onClose: onPromptClose, prefix: ':',
                onKeyDown: onPromptKeyDown});
          }
        }
      },
      evalInput: function(cm, vim) {
        var inputState = vim.inputState;
        var motion = inputState.motion;
        var motionArgs = inputState.motionArgs || {};
        var operator = inputState.operator;
        var operatorArgs = inputState.operatorArgs || {};
        var registerName = inputState.registerName;
        var sel = vim.sel;
        var origHead = copyCursor(vim.visualMode ? clipCursorToContent(cm, sel.head): cm.getCursor('head'));
        var origAnchor = copyCursor(vim.visualMode ? clipCursorToContent(cm, sel.anchor) : cm.getCursor('anchor'));
        var oldHead = copyCursor(origHead);
        var oldAnchor = copyCursor(origAnchor);
        var newHead, newAnchor;
        var repeat;
        if (operator) {
          this.recordLastEdit(vim, inputState);
        }
        if (inputState.repeatOverride !== undefined) {
          repeat = inputState.repeatOverride;
        } else {
          repeat = inputState.getRepeat();
        }
        if (repeat > 0 && motionArgs.explicitRepeat) {
          motionArgs.repeatIsExplicit = true;
        } else if (motionArgs.noRepeat ||
            (!motionArgs.explicitRepeat && repeat === 0)) {
          repeat = 1;
          motionArgs.repeatIsExplicit = false;
        }
        if (inputState.selectedCharacter) {
          motionArgs.selectedCharacter = operatorArgs.selectedCharacter =
              inputState.selectedCharacter;
        }
        motionArgs.repeat = repeat;
        clearInputState(cm);
        if (motion) {
          var motionResult = motions[motion](cm, origHead, motionArgs, vim);
          vim.lastMotion = motions[motion];
          if (!motionResult) {
            return;
          }
          if (motionArgs.toJumplist) {
            if (!operator && cm.ace.curOp != null)
              cm.ace.curOp.command.scrollIntoView = "center-animate"; // ace_patch
            var jumpList = vimGlobalState.jumpList;
            var cachedCursor = jumpList.cachedCursor;
            if (cachedCursor) {
              recordJumpPosition(cm, cachedCursor, motionResult);
              delete jumpList.cachedCursor;
            } else {
              recordJumpPosition(cm, origHead, motionResult);
            }
          }
          if (motionResult instanceof Array) {
            newAnchor = motionResult[0];
            newHead = motionResult[1];
          } else {
            newHead = motionResult;
          }
          if (!newHead) {
            newHead = copyCursor(origHead);
          }
          if (vim.visualMode) {
            if (!(vim.visualBlock && newHead.ch === Infinity)) {
              newHead = clipCursorToContent(cm, newHead, vim.visualBlock);
            }
            if (newAnchor) {
              newAnchor = clipCursorToContent(cm, newAnchor, true);
            }
            newAnchor = newAnchor || oldAnchor;
            sel.anchor = newAnchor;
            sel.head = newHead;
            updateCmSelection(cm);
            updateMark(cm, vim, '<',
                cursorIsBefore(newAnchor, newHead) ? newAnchor
                    : newHead);
            updateMark(cm, vim, '>',
                cursorIsBefore(newAnchor, newHead) ? newHead
                    : newAnchor);
          } else if (!operator) {
            newHead = clipCursorToContent(cm, newHead);
            cm.setCursor(newHead.line, newHead.ch);
          }
        }
        if (operator) {
          if (operatorArgs.lastSel) {
            newAnchor = oldAnchor;
            var lastSel = operatorArgs.lastSel;
            var lineOffset = Math.abs(lastSel.head.line - lastSel.anchor.line);
            var chOffset = Math.abs(lastSel.head.ch - lastSel.anchor.ch);
            if (lastSel.visualLine) {
              newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch);
            } else if (lastSel.visualBlock) {
              newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch + chOffset);
            } else if (lastSel.head.line == lastSel.anchor.line) {
              newHead = Pos(oldAnchor.line, oldAnchor.ch + chOffset);
            } else {
              newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch);
            }
            vim.visualMode = true;
            vim.visualLine = lastSel.visualLine;
            vim.visualBlock = lastSel.visualBlock;
            sel = vim.sel = {
              anchor: newAnchor,
              head: newHead
            };
            updateCmSelection(cm);
          } else if (vim.visualMode) {
            operatorArgs.lastSel = {
              anchor: copyCursor(sel.anchor),
              head: copyCursor(sel.head),
              visualBlock: vim.visualBlock,
              visualLine: vim.visualLine
            };
          }
          var curStart, curEnd, linewise, mode;
          var cmSel;
          if (vim.visualMode) {
            curStart = cursorMin(sel.head, sel.anchor);
            curEnd = cursorMax(sel.head, sel.anchor);
            linewise = vim.visualLine || operatorArgs.linewise;
            mode = vim.visualBlock ? 'block' :
                   linewise ? 'line' :
                   'char';
            cmSel = makeCmSelection(cm, {
              anchor: curStart,
              head: curEnd
            }, mode);
            if (linewise) {
              var ranges = cmSel.ranges;
              if (mode == 'block') {
                for (var i = 0; i < ranges.length; i++) {
                  ranges[i].head.ch = lineLength(cm, ranges[i].head.line);
                }
              } else if (mode == 'line') {
                ranges[0].head = Pos(ranges[0].head.line + 1, 0);
              }
            }
          } else {
            curStart = copyCursor(newAnchor || oldAnchor);
            curEnd = copyCursor(newHead || oldHead);
            if (cursorIsBefore(curEnd, curStart)) {
              var tmp = curStart;
              curStart = curEnd;
              curEnd = tmp;
            }
            linewise = motionArgs.linewise || operatorArgs.linewise;
            if (linewise) {
              expandSelectionToLine(cm, curStart, curEnd);
            } else if (motionArgs.forward) {
              clipToLine(cm, curStart, curEnd);
            }
            mode = 'char';
            var exclusive = !motionArgs.inclusive || linewise;
            cmSel = makeCmSelection(cm, {
              anchor: curStart,
              head: curEnd
            }, mode, exclusive);
          }
          cm.setSelections(cmSel.ranges, cmSel.primary);
          vim.lastMotion = null;
          operatorArgs.repeat = repeat; // For indent in visual mode.
          operatorArgs.registerName = registerName;
          operatorArgs.linewise = linewise;
          var operatorMoveTo = operators[operator](
            cm, operatorArgs, cmSel.ranges, oldAnchor, newHead);
          if (vim.visualMode) {
            exitVisualMode(cm, operatorMoveTo != null);
          }
          if (operatorMoveTo) {
            cm.setCursor(operatorMoveTo);
          }
        }
      },
      recordLastEdit: function(vim, inputState, actionCommand) {
        var macroModeState = vimGlobalState.macroModeState;
        if (macroModeState.isPlaying) { return; }
        vim.lastEditInputState = inputState;
        vim.lastEditActionCommand = actionCommand;
        macroModeState.lastInsertModeChanges.changes = [];
        macroModeState.lastInsertModeChanges.expectCursorActivityForChange = false;
      }
    };
    var motions = {
      moveToTopLine: function(cm, _head, motionArgs) {
        var line = getUserVisibleLines(cm).top + motionArgs.repeat -1;
        return Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line)));
      },
      moveToMiddleLine: function(cm) {
        var range = getUserVisibleLines(cm);
        var line = Math.floor((range.top + range.bottom) * 0.5);
        return Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line)));
      },
      moveToBottomLine: function(cm, _head, motionArgs) {
        var line = getUserVisibleLines(cm).bottom - motionArgs.repeat +1;
        return Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line)));
      },
      expandToLine: function(_cm, head, motionArgs) {
        var cur = head;
        return Pos(cur.line + motionArgs.repeat - 1, Infinity);
      },
      findNext: function(cm, _head, motionArgs) {
        var state = getSearchState(cm);
        var query = state.getQuery();
        if (!query) {
          return;
        }
        var prev = !motionArgs.forward;
        prev = (state.isReversed()) ? !prev : prev;
        highlightSearchMatches(cm, query);
        return findNext(cm, prev/** prev */, query, motionArgs.repeat);
      },
      goToMark: function(cm, _head, motionArgs, vim) {
        var mark = vim.marks[motionArgs.selectedCharacter];
        if (mark) {
          var pos = mark.find();
          return motionArgs.linewise ? { line: pos.line, ch: findFirstNonWhiteSpaceCharacter(cm.getLine(pos.line)) } : pos;
        }
        return null;
      },
      moveToOtherHighlightedEnd: function(cm, _head, motionArgs, vim) {
        if (vim.visualBlock && motionArgs.sameLine) {
          var sel = vim.sel;
          return [
            clipCursorToContent(cm, Pos(sel.anchor.line, sel.head.ch)),
            clipCursorToContent(cm, Pos(sel.head.line, sel.anchor.ch))
          ];
        } else {
          return ([vim.sel.head, vim.sel.anchor]);
        }
      },
      jumpToMark: function(cm, head, motionArgs, vim) {
        var best = head;
        for (var i = 0; i < motionArgs.repeat; i++) {
          var cursor = best;
          for (var key in vim.marks) {
            if (!isLowerCase(key)) {
              continue;
            }
            var mark = vim.marks[key].find();
            var isWrongDirection = (motionArgs.forward) ?
              cursorIsBefore(mark, cursor) : cursorIsBefore(cursor, mark);

            if (isWrongDirection) {
              continue;
            }
            if (motionArgs.linewise && (mark.line == cursor.line)) {
              continue;
            }

            var equal = cursorEqual(cursor, best);
            var between = (motionArgs.forward) ?
              cursorIsBetween(cursor, mark, best) :
              cursorIsBetween(best, mark, cursor);

            if (equal || between) {
              best = mark;
            }
          }
        }

        if (motionArgs.linewise) {
          best = Pos(best.line, findFirstNonWhiteSpaceCharacter(cm.getLine(best.line)));
        }
        return best;
      },
      moveByCharacters: function(_cm, head, motionArgs) {
        var cur = head;
        var repeat = motionArgs.repeat;
        var ch = motionArgs.forward ? cur.ch + repeat : cur.ch - repeat;
        return Pos(cur.line, ch);
      },
      moveByLines: function(cm, head, motionArgs, vim) {
        var cur = head;
        var endCh = cur.ch;
        switch (vim.lastMotion) {
          case this.moveByLines:
          case this.moveByDisplayLines:
          case this.moveByScroll:
          case this.moveToColumn:
          case this.moveToEol:
            endCh = vim.lastHPos;
            break;
          default:
            vim.lastHPos = endCh;
        }
        var repeat = motionArgs.repeat+(motionArgs.repeatOffset||0);
        var line = motionArgs.forward ? cur.line + repeat : cur.line - repeat;
        var first = cm.firstLine();
        var last = cm.lastLine();
        if ((line < first && cur.line == first) ||
            (line > last && cur.line == last)) {
          return;
        }
        var fold = cm.ace.session.getFoldLine(line);
        if (fold) {
          if (motionArgs.forward) {
            if (line > fold.start.row)
              line = fold.end.row + 1;
          } else {
            line = fold.start.row;
          }
        }
        if (motionArgs.toFirstChar){
          endCh=findFirstNonWhiteSpaceCharacter(cm.getLine(line));
          vim.lastHPos = endCh;
        }
        vim.lastHSPos = cm.charCoords(Pos(line, endCh),'div').left;
        return Pos(line, endCh);
      },
      moveByDisplayLines: function(cm, head, motionArgs, vim) {
        var cur = head;
        switch (vim.lastMotion) {
          case this.moveByDisplayLines:
          case this.moveByScroll:
          case this.moveByLines:
          case this.moveToColumn:
          case this.moveToEol:
            break;
          default:
            vim.lastHSPos = cm.charCoords(cur,'div').left;
        }
        var repeat = motionArgs.repeat;
        var res=cm.findPosV(cur,(motionArgs.forward ? repeat : -repeat),'line',vim.lastHSPos);
        if (res.hitSide) {
          if (motionArgs.forward) {
            var lastCharCoords = cm.charCoords(res, 'div');
            var goalCoords = { top: lastCharCoords.top + 8, left: vim.lastHSPos };
            var res = cm.coordsChar(goalCoords, 'div');
          } else {
            var resCoords = cm.charCoords(Pos(cm.firstLine(), 0), 'div');
            resCoords.left = vim.lastHSPos;
            res = cm.coordsChar(resCoords, 'div');
          }
        }
        vim.lastHPos = res.ch;
        return res;
      },
      moveByPage: function(cm, head, motionArgs) {
        var curStart = head;
        var repeat = motionArgs.repeat;
        return cm.findPosV(curStart, (motionArgs.forward ? repeat : -repeat), 'page');
      },
      moveByParagraph: function(cm, head, motionArgs) {
        var dir = motionArgs.forward ? 1 : -1;
        return findParagraph(cm, head, motionArgs.repeat, dir);
      },
      moveByScroll: function(cm, head, motionArgs, vim) {
        var scrollbox = cm.getScrollInfo();
        var curEnd = null;
        var repeat = motionArgs.repeat;
        if (!repeat) {
          repeat = scrollbox.clientHeight / (2 * cm.defaultTextHeight());
        }
        var orig = cm.charCoords(head, 'local');
        motionArgs.repeat = repeat;
        var curEnd = motions.moveByDisplayLines(cm, head, motionArgs, vim);
        if (!curEnd) {
          return null;
        }
        var dest = cm.charCoords(curEnd, 'local');
        cm.scrollTo(null, scrollbox.top + dest.top - orig.top);
        return curEnd;
      },
      moveByWords: function(cm, head, motionArgs) {
        return moveToWord(cm, head, motionArgs.repeat, !!motionArgs.forward,
            !!motionArgs.wordEnd, !!motionArgs.bigWord);
      },
      moveTillCharacter: function(cm, _head, motionArgs) {
        var repeat = motionArgs.repeat;
        var curEnd = moveToCharacter(cm, repeat, motionArgs.forward,
            motionArgs.selectedCharacter);
        var increment = motionArgs.forward ? -1 : 1;
        recordLastCharacterSearch(increment, motionArgs);
        if (!curEnd) return null;
        curEnd.ch += increment;
        return curEnd;
      },
      moveToCharacter: function(cm, head, motionArgs) {
        var repeat = motionArgs.repeat;
        recordLastCharacterSearch(0, motionArgs);
        return moveToCharacter(cm, repeat, motionArgs.forward,
            motionArgs.selectedCharacter) || head;
      },
      moveToSymbol: function(cm, head, motionArgs) {
        var repeat = motionArgs.repeat;
        return findSymbol(cm, repeat, motionArgs.forward,
            motionArgs.selectedCharacter) || head;
      },
      moveToColumn: function(cm, head, motionArgs, vim) {
        var repeat = motionArgs.repeat;
        vim.lastHPos = repeat - 1;
        vim.lastHSPos = cm.charCoords(head,'div').left;
        return moveToColumn(cm, repeat);
      },
      moveToEol: function(cm, head, motionArgs, vim) {
        var cur = head;
        vim.lastHPos = Infinity;
        var retval= Pos(cur.line + motionArgs.repeat - 1, Infinity);
        var end=cm.clipPos(retval);
        end.ch--;
        vim.lastHSPos = cm.charCoords(end,'div').left;
        return retval;
      },
      moveToFirstNonWhiteSpaceCharacter: function(cm, head) {
        var cursor = head;
        return Pos(cursor.line,
                   findFirstNonWhiteSpaceCharacter(cm.getLine(cursor.line)));
      },
      moveToMatchedSymbol: function(cm, head) {
        var cursor = head;
        var line = cursor.line;
        var ch = cursor.ch;
        var lineText = cm.getLine(line);
        var symbol;
        do {
          symbol = lineText.charAt(ch++);
          if (symbol && isMatchableSymbol(symbol)) {
            var style = cm.getTokenTypeAt(Pos(line, ch));
            if (style !== "string" && style !== "comment") {
              break;
            }
          }
        } while (symbol);
        if (symbol) {
          var matched = cm.findMatchingBracket(Pos(line, ch));
          return matched.to;
        } else {
          return cursor;
        }
      },
      moveToStartOfLine: function(_cm, head) {
        return Pos(head.line, 0);
      },
      moveToLineOrEdgeOfDocument: function(cm, _head, motionArgs) {
        var lineNum = motionArgs.forward ? cm.lastLine() : cm.firstLine();
        if (motionArgs.repeatIsExplicit) {
          lineNum = motionArgs.repeat - cm.getOption('firstLineNumber');
        }
        return Pos(lineNum,
                   findFirstNonWhiteSpaceCharacter(cm.getLine(lineNum)));
      },
      textObjectManipulation: function(cm, head, motionArgs, vim) {
        var mirroredPairs = {'(': ')', ')': '(',
                             '{': '}', '}': '{',
                             '[': ']', ']': '['};
        var selfPaired = {'\'': true, '"': true};

        var character = motionArgs.selectedCharacter;
        if (character == 'b') {
          character = '(';
        } else if (character == 'B') {
          character = '{';
        }
        var inclusive = !motionArgs.textObjectInner;

        var tmp;
        if (mirroredPairs[character]) {
          tmp = selectCompanionObject(cm, head, character, inclusive);
        } else if (selfPaired[character]) {
          tmp = findBeginningAndEnd(cm, head, character, inclusive);
        } else if (character === 'W') {
          tmp = expandWordUnderCursor(cm, inclusive, true /** forward */,
                                                     true /** bigWord */);
        } else if (character === 'w') {
          tmp = expandWordUnderCursor(cm, inclusive, true /** forward */,
                                                     false /** bigWord */);
        } else if (character === 'p') {
          tmp = findParagraph(cm, head, motionArgs.repeat, 0, inclusive);
          motionArgs.linewise = true;
          if (vim.visualMode) {
            if (!vim.visualLine) { vim.visualLine = true; }
          } else {
            var operatorArgs = vim.inputState.operatorArgs;
            if (operatorArgs) { operatorArgs.linewise = true; }
            tmp.end.line--;
          }
        } else {
          return null;
        }

        if (!cm.state.vim.visualMode) {
          return [tmp.start, tmp.end];
        } else {
          return expandSelection(cm, tmp.start, tmp.end);
        }
      },

      repeatLastCharacterSearch: function(cm, head, motionArgs) {
        var lastSearch = vimGlobalState.lastChararacterSearch;
        var repeat = motionArgs.repeat;
        var forward = motionArgs.forward === lastSearch.forward;
        var increment = (lastSearch.increment ? 1 : 0) * (forward ? -1 : 1);
        cm.moveH(-increment, 'char');
        motionArgs.inclusive = forward ? true : false;
        var curEnd = moveToCharacter(cm, repeat, forward, lastSearch.selectedCharacter);
        if (!curEnd) {
          cm.moveH(increment, 'char');
          return head;
        }
        curEnd.ch += increment;
        return curEnd;
      }
    };

    function defineMotion(name, fn) {
      motions[name] = fn;
    }

    function fillArray(val, times) {
      var arr = [];
      for (var i = 0; i < times; i++) {
        arr.push(val);
      }
      return arr;
    }
    var operators = {
      change: function(cm, args, ranges) {
        var finalHead, text;
        var vim = cm.state.vim;
        vimGlobalState.macroModeState.lastInsertModeChanges.inVisualBlock = vim.visualBlock;
        if (!vim.visualMode) {
          var anchor = ranges[0].anchor,
              head = ranges[0].head;
          text = cm.getRange(anchor, head);
          var lastState = vim.lastEditInputState || {};
          if (lastState.motion == "moveByWords" && !isWhiteSpaceString(text)) {
            var match = (/\s+$/).exec(text);
            if (match && lastState.motionArgs && lastState.motionArgs.forward) {
              head = offsetCursor(head, 0, - match[0].length);
              text = text.slice(0, - match[0].length);
            }
          }
          var prevLineEnd = new Pos(anchor.line - 1, Number.MAX_VALUE);
          var wasLastLine = cm.firstLine() == cm.lastLine();
          if (head.line > cm.lastLine() && args.linewise && !wasLastLine) {
            cm.replaceRange('', prevLineEnd, head);
          } else {
            cm.replaceRange('', anchor, head);
          }
          if (args.linewise) {
            if (!wasLastLine) {
              cm.setCursor(prevLineEnd);
              CodeMirror.commands.newlineAndIndent(cm);
            }
            anchor.ch = Number.MAX_VALUE;
          }
          finalHead = anchor;
        } else {
          text = cm.getSelection();
          var replacement = fillArray('', ranges.length);
          cm.replaceSelections(replacement);
          finalHead = cursorMin(ranges[0].head, ranges[0].anchor);
        }
        vimGlobalState.registerController.pushText(
            args.registerName, 'change', text,
            args.linewise, ranges.length > 1);
        actions.enterInsertMode(cm, {head: finalHead}, cm.state.vim);
      },
      'delete': function(cm, args, ranges) {
        var finalHead, text;
        var vim = cm.state.vim;
        if (!vim.visualBlock) {
          var anchor = ranges[0].anchor,
              head = ranges[0].head;
          if (args.linewise &&
              head.line != cm.firstLine() &&
              anchor.line == cm.lastLine() &&
              anchor.line == head.line - 1) {
            if (anchor.line == cm.firstLine()) {
              anchor.ch = 0;
            } else {
              anchor = Pos(anchor.line - 1, lineLength(cm, anchor.line - 1));
            }
          }
          text = cm.getRange(anchor, head);
          cm.replaceRange('', anchor, head);
          finalHead = anchor;
          if (args.linewise) {
            finalHead = motions.moveToFirstNonWhiteSpaceCharacter(cm, anchor);
          }
        } else {
          text = cm.getSelection();
          var replacement = fillArray('', ranges.length);
          cm.replaceSelections(replacement);
          finalHead = ranges[0].anchor;
        }
        vimGlobalState.registerController.pushText(
            args.registerName, 'delete', text,
            args.linewise, vim.visualBlock);
        return clipCursorToContent(cm, finalHead);
      },
      indent: function(cm, args, ranges) {
        var vim = cm.state.vim;
        var startLine = ranges[0].anchor.line;
        var endLine = vim.visualBlock ?
          ranges[ranges.length - 1].anchor.line :
          ranges[0].head.line;
        var repeat = (vim.visualMode) ? args.repeat : 1;
        if (args.linewise) {
          endLine--;
        }
        for (var i = startLine; i <= endLine; i++) {
          for (var j = 0; j < repeat; j++) {
            cm.indentLine(i, args.indentRight);
          }
        }
        return motions.moveToFirstNonWhiteSpaceCharacter(cm, ranges[0].anchor);
      },
      changeCase: function(cm, args, ranges, oldAnchor, newHead) {
        var selections = cm.getSelections();
        var swapped = [];
        var toLower = args.toLower;
        for (var j = 0; j < selections.length; j++) {
          var toSwap = selections[j];
          var text = '';
          if (toLower === true) {
            text = toSwap.toLowerCase();
          } else if (toLower === false) {
            text = toSwap.toUpperCase();
          } else {
            for (var i = 0; i < toSwap.length; i++) {
              var character = toSwap.charAt(i);
              text += isUpperCase(character) ? character.toLowerCase() :
                  character.toUpperCase();
            }
          }
          swapped.push(text);
        }
        cm.replaceSelections(swapped);
        if (args.shouldMoveCursor){
          return newHead;
        } else if (!cm.state.vim.visualMode && args.linewise && ranges[0].anchor.line + 1 == ranges[0].head.line) {
          return motions.moveToFirstNonWhiteSpaceCharacter(cm, oldAnchor);
        } else if (args.linewise){
          return oldAnchor;
        } else {
          return cursorMin(ranges[0].anchor, ranges[0].head);
        }
      },
      yank: function(cm, args, ranges, oldAnchor) {
        var vim = cm.state.vim;
        var text = cm.getSelection();
        var endPos = vim.visualMode
          ? cursorMin(vim.sel.anchor, vim.sel.head, ranges[0].head, ranges[0].anchor)
          : oldAnchor;
        vimGlobalState.registerController.pushText(
            args.registerName, 'yank',
            text, args.linewise, vim.visualBlock);
        return endPos;
      }
    };

    function defineOperator(name, fn) {
      operators[name] = fn;
    }

    var actions = {
      jumpListWalk: function(cm, actionArgs, vim) {
        if (vim.visualMode) {
          return;
        }
        var repeat = actionArgs.repeat;
        var forward = actionArgs.forward;
        var jumpList = vimGlobalState.jumpList;

        var mark = jumpList.move(cm, forward ? repeat : -repeat);
        var markPos = mark ? mark.find() : undefined;
        markPos = markPos ? markPos : cm.getCursor();
        cm.setCursor(markPos);
        cm.ace.curOp.command.scrollIntoView = "center-animate"; // ace_patch
      },
      scroll: function(cm, actionArgs, vim) {
        if (vim.visualMode) {
          return;
        }
        var repeat = actionArgs.repeat || 1;
        var lineHeight = cm.defaultTextHeight();
        var top = cm.getScrollInfo().top;
        var delta = lineHeight * repeat;
        var newPos = actionArgs.forward ? top + delta : top - delta;
        var cursor = copyCursor(cm.getCursor());
        var cursorCoords = cm.charCoords(cursor, 'local');
        if (actionArgs.forward) {
          if (newPos > cursorCoords.top) {
             cursor.line += (newPos - cursorCoords.top) / lineHeight;
             cursor.line = Math.ceil(cursor.line);
             cm.setCursor(cursor);
             cursorCoords = cm.charCoords(cursor, 'local');
             cm.scrollTo(null, cursorCoords.top);
          } else {
             cm.scrollTo(null, newPos);
          }
        } else {
          var newBottom = newPos + cm.getScrollInfo().clientHeight;
          if (newBottom < cursorCoords.bottom) {
             cursor.line -= (cursorCoords.bottom - newBottom) / lineHeight;
             cursor.line = Math.floor(cursor.line);
             cm.setCursor(cursor);
             cursorCoords = cm.charCoords(cursor, 'local');
             cm.scrollTo(
                 null, cursorCoords.bottom - cm.getScrollInfo().clientHeight);
          } else {
             cm.scrollTo(null, newPos);
          }
        }
      },
      scrollToCursor: function(cm, actionArgs) {
        var lineNum = cm.getCursor().line;
        var charCoords = cm.charCoords(Pos(lineNum, 0), 'local');
        var height = cm.getScrollInfo().clientHeight;
        var y = charCoords.top;
        var lineHeight = charCoords.bottom - y;
        switch (actionArgs.position) {
          case 'center': y = y - (height / 2) + lineHeight;
            break;
          case 'bottom': y = y - height + lineHeight*1.4;
            break;
          case 'top': y = y + lineHeight*0.4;
            break;
        }
        cm.scrollTo(null, y);
      },
      replayMacro: function(cm, actionArgs, vim) {
        var registerName = actionArgs.selectedCharacter;
        var repeat = actionArgs.repeat;
        var macroModeState = vimGlobalState.macroModeState;
        if (registerName == '@') {
          registerName = macroModeState.latestRegister;
        }
        while(repeat--){
          executeMacroRegister(cm, vim, macroModeState, registerName);
        }
      },
      enterMacroRecordMode: function(cm, actionArgs) {
        var macroModeState = vimGlobalState.macroModeState;
        var registerName = actionArgs.selectedCharacter;
        macroModeState.enterMacroRecordMode(cm, registerName);
      },
      enterInsertMode: function(cm, actionArgs, vim) {
        if (cm.getOption('readOnly')) { return; }
        vim.insertMode = true;
        vim.insertModeRepeat = actionArgs && actionArgs.repeat || 1;
        var insertAt = (actionArgs) ? actionArgs.insertAt : null;
        var sel = vim.sel;
        var head = actionArgs.head || cm.getCursor('head');
        var height = cm.listSelections().length;
        if (insertAt == 'eol') {
          head = Pos(head.line, lineLength(cm, head.line));
        } else if (insertAt == 'charAfter') {
          head = offsetCursor(head, 0, 1);
        } else if (insertAt == 'firstNonBlank') {
          head = motions.moveToFirstNonWhiteSpaceCharacter(cm, head);
        } else if (insertAt == 'startOfSelectedArea') {
          if (!vim.visualBlock) {
            if (sel.head.line < sel.anchor.line) {
              head = sel.head;
            } else {
              head = Pos(sel.anchor.line, 0);
            }
          } else {
            head = Pos(
                Math.min(sel.head.line, sel.anchor.line),
                Math.min(sel.head.ch, sel.anchor.ch));
            height = Math.abs(sel.head.line - sel.anchor.line) + 1;
          }
        } else if (insertAt == 'endOfSelectedArea') {
          if (!vim.visualBlock) {
            if (sel.head.line >= sel.anchor.line) {
              head = offsetCursor(sel.head, 0, 1);
            } else {
              head = Pos(sel.anchor.line, 0);
            }
          } else {
            head = Pos(
                Math.min(sel.head.line, sel.anchor.line),
                Math.max(sel.head.ch + 1, sel.anchor.ch));
            height = Math.abs(sel.head.line - sel.anchor.line) + 1;
          }
        } else if (insertAt == 'inplace') {
          if (vim.visualMode){
            return;
          }
        }
        cm.setOption('keyMap', 'vim-insert');
        cm.setOption('disableInput', false);
        if (actionArgs && actionArgs.replace) {
          cm.toggleOverwrite(true);
          cm.setOption('keyMap', 'vim-replace');
          CodeMirror.signal(cm, "vim-mode-change", {mode: "replace"});
        } else {
          cm.setOption('keyMap', 'vim-insert');
          CodeMirror.signal(cm, "vim-mode-change", {mode: "insert"});
        }
        if (!vimGlobalState.macroModeState.isPlaying) {
          cm.on('change', onChange);
          CodeMirror.on(cm.getInputField(), 'keydown', onKeyEventTargetKeyDown);
        }
        if (vim.visualMode) {
          exitVisualMode(cm);
        }
        selectForInsert(cm, head, height);
      },
      toggleVisualMode: function(cm, actionArgs, vim) {
        var repeat = actionArgs.repeat;
        var anchor = cm.getCursor();
        var head;
        if (!vim.visualMode) {
          vim.visualMode = true;
          vim.visualLine = !!actionArgs.linewise;
          vim.visualBlock = !!actionArgs.blockwise;
          head = clipCursorToContent(
              cm, Pos(anchor.line, anchor.ch + repeat - 1),
              true /** includeLineBreak */);
          vim.sel = {
            anchor: anchor,
            head: head
          };
          CodeMirror.signal(cm, "vim-mode-change", {mode: "visual", subMode: vim.visualLine ? "linewise" : vim.visualBlock ? "blockwise" : ""});
          updateCmSelection(cm);
          updateMark(cm, vim, '<', cursorMin(anchor, head));
          updateMark(cm, vim, '>', cursorMax(anchor, head));
        } else if (vim.visualLine ^ actionArgs.linewise ||
            vim.visualBlock ^ actionArgs.blockwise) {
          vim.visualLine = !!actionArgs.linewise;
          vim.visualBlock = !!actionArgs.blockwise;
          CodeMirror.signal(cm, "vim-mode-change", {mode: "visual", subMode: vim.visualLine ? "linewise" : vim.visualBlock ? "blockwise" : ""});
          updateCmSelection(cm);
        } else {
          exitVisualMode(cm);
        }
      },
      reselectLastSelection: function(cm, _actionArgs, vim) {
        var lastSelection = vim.lastSelection;
        if (vim.visualMode) {
          updateLastSelection(cm, vim);
        }
        if (lastSelection) {
          var anchor = lastSelection.anchorMark.find();
          var head = lastSelection.headMark.find();
          if (!anchor || !head) {
            return;
          }
          vim.sel = {
            anchor: anchor,
            head: head
          };
          vim.visualMode = true;
          vim.visualLine = lastSelection.visualLine;
          vim.visualBlock = lastSelection.visualBlock;
          updateCmSelection(cm);
          updateMark(cm, vim, '<', cursorMin(anchor, head));
          updateMark(cm, vim, '>', cursorMax(anchor, head));
          CodeMirror.signal(cm, 'vim-mode-change', {
            mode: 'visual',
            subMode: vim.visualLine ? 'linewise' :
                     vim.visualBlock ? 'blockwise' : ''});
        }
      },
      joinLines: function(cm, actionArgs, vim) {
        var curStart, curEnd;
        if (vim.visualMode) {
          curStart = cm.getCursor('anchor');
          curEnd = cm.getCursor('head');
          if (cursorIsBefore(curEnd, curStart)) {
            var tmp = curEnd;
            curEnd = curStart;
            curStart = tmp;
          }
          curEnd.ch = lineLength(cm, curEnd.line) - 1;
        } else {
          var repeat = Math.max(actionArgs.repeat, 2);
          curStart = cm.getCursor();
          curEnd = clipCursorToContent(cm, Pos(curStart.line + repeat - 1,
                                               Infinity));
        }
        var finalCh = 0;
        for (var i = curStart.line; i < curEnd.line; i++) {
          finalCh = lineLength(cm, curStart.line);
          var tmp = Pos(curStart.line + 1,
                        lineLength(cm, curStart.line + 1));
          var text = cm.getRange(curStart, tmp);
          text = text.replace(/\n\s*/g, ' ');
          cm.replaceRange(text, curStart, tmp);
        }
        var curFinalPos = Pos(curStart.line, finalCh);
        if (vim.visualMode) {
          exitVisualMode(cm, false);
        }
        cm.setCursor(curFinalPos);
      },
      newLineAndEnterInsertMode: function(cm, actionArgs, vim) {
        vim.insertMode = true;
        var insertAt = copyCursor(cm.getCursor());
        if (insertAt.line === cm.firstLine() && !actionArgs.after) {
          cm.replaceRange('\n', Pos(cm.firstLine(), 0));
          cm.setCursor(cm.firstLine(), 0);
        } else {
          insertAt.line = (actionArgs.after) ? insertAt.line :
              insertAt.line - 1;
          insertAt.ch = lineLength(cm, insertAt.line);
          cm.setCursor(insertAt);
          var newlineFn = CodeMirror.commands.newlineAndIndentContinueComment ||
              CodeMirror.commands.newlineAndIndent;
          newlineFn(cm);
        }
        this.enterInsertMode(cm, { repeat: actionArgs.repeat }, vim);
      },
      paste: function(cm, actionArgs, vim) {
        var cur = copyCursor(cm.getCursor());
        var register = vimGlobalState.registerController.getRegister(
            actionArgs.registerName);
        var text = register.toString();
        if (!text) {
          return;
        }
        if (actionArgs.matchIndent) {
          var tabSize = cm.getOption("tabSize");
          var whitespaceLength = function(str) {
            var tabs = (str.split("\t").length - 1);
            var spaces = (str.split(" ").length - 1);
            return tabs * tabSize + spaces * 1;
          };
          var currentLine = cm.getLine(cm.getCursor().line);
          var indent = whitespaceLength(currentLine.match(/^\s*/)[0]);
          var chompedText = text.replace(/\n$/, '');
          var wasChomped = text !== chompedText;
          var firstIndent = whitespaceLength(text.match(/^\s*/)[0]);
          var text = chompedText.replace(/^\s*/gm, function(wspace) {
            var newIndent = indent + (whitespaceLength(wspace) - firstIndent);
            if (newIndent < 0) {
              return "";
            }
            else if (cm.getOption("indentWithTabs")) {
              var quotient = Math.floor(newIndent / tabSize);
              return Array(quotient + 1).join('\t');
            }
            else {
              return Array(newIndent + 1).join(' ');
            }
          });
          text += wasChomped ? "\n" : "";
        }
        if (actionArgs.repeat > 1) {
          var text = Array(actionArgs.repeat + 1).join(text);
        }
        var linewise = register.linewise;
        var blockwise = register.blockwise;
        if (linewise && !blockwise) {
          if(vim.visualMode) {
            text = vim.visualLine ? text.slice(0, -1) : '\n' + text.slice(0, text.length - 1) + '\n';
          } else if (actionArgs.after) {
            text = '\n' + text.slice(0, text.length - 1);
            cur.ch = lineLength(cm, cur.line);
          } else {
            cur.ch = 0;
          }
        } else {
          if (blockwise) {
            text = text.split('\n');
            for (var i = 0; i < text.length; i++) {
              text[i] = (text[i] == '') ? ' ' : text[i];
            }
          }
          cur.ch += actionArgs.after ? 1 : 0;
        }
        var curPosFinal;
        var idx;
        if (vim.visualMode) {
          vim.lastPastedText = text;
          var lastSelectionCurEnd;
          var selectedArea = getSelectedAreaRange(cm, vim);
          var selectionStart = selectedArea[0];
          var selectionEnd = selectedArea[1];
          var selectedText = cm.getSelection();
          var selections = cm.listSelections();
          var emptyStrings = new Array(selections.length).join('1').split('1');
          if (vim.lastSelection) {
            lastSelectionCurEnd = vim.lastSelection.headMark.find();
          }
          vimGlobalState.registerController.unnamedRegister.setText(selectedText);
          if (blockwise) {
            cm.replaceSelections(emptyStrings);
            selectionEnd = Pos(selectionStart.line + text.length-1, selectionStart.ch);
            cm.setCursor(selectionStart);
            selectBlock(cm, selectionEnd);
            cm.replaceSelections(text);
            curPosFinal = selectionStart;
          } else if (vim.visualBlock) {
            cm.replaceSelections(emptyStrings);
            cm.setCursor(selectionStart);
            cm.replaceRange(text, selectionStart, selectionStart);
            curPosFinal = selectionStart;
          } else {
            cm.replaceRange(text, selectionStart, selectionEnd);
            curPosFinal = cm.posFromIndex(cm.indexFromPos(selectionStart) + text.length - 1);
          }
          if(lastSelectionCurEnd) {
            vim.lastSelection.headMark = cm.setBookmark(lastSelectionCurEnd);
          }
          if (linewise) {
            curPosFinal.ch=0;
          }
        } else {
          if (blockwise) {
            cm.setCursor(cur);
            for (var i = 0; i < text.length; i++) {
              var line = cur.line+i;
              if (line > cm.lastLine()) {
                cm.replaceRange('\n',  Pos(line, 0));
              }
              var lastCh = lineLength(cm, line);
              if (lastCh < cur.ch) {
                extendLineToColumn(cm, line, cur.ch);
              }
            }
            cm.setCursor(cur);
            selectBlock(cm, Pos(cur.line + text.length-1, cur.ch));
            cm.replaceSelections(text);
            curPosFinal = cur;
          } else {
            cm.replaceRange(text, cur);
            if (linewise && actionArgs.after) {
              curPosFinal = Pos(
              cur.line + 1,
              findFirstNonWhiteSpaceCharacter(cm.getLine(cur.line + 1)));
            } else if (linewise && !actionArgs.after) {
              curPosFinal = Pos(
                cur.line,
                findFirstNonWhiteSpaceCharacter(cm.getLine(cur.line)));
            } else if (!linewise && actionArgs.after) {
              idx = cm.indexFromPos(cur);
              curPosFinal = cm.posFromIndex(idx + text.length - 1);
            } else {
              idx = cm.indexFromPos(cur);
              curPosFinal = cm.posFromIndex(idx + text.length);
            }
          }
        }
        if (vim.visualMode) {
          exitVisualMode(cm, false);
        }
        cm.setCursor(curPosFinal);
      },
      undo: function(cm, actionArgs) {
        cm.operation(function() {
          repeatFn(cm, CodeMirror.commands.undo, actionArgs.repeat)();
          cm.setCursor(cm.getCursor('anchor'));
        });
      },
      redo: function(cm, actionArgs) {
        repeatFn(cm, CodeMirror.commands.redo, actionArgs.repeat)();
      },
      setRegister: function(_cm, actionArgs, vim) {
        vim.inputState.registerName = actionArgs.selectedCharacter;
      },
      setMark: function(cm, actionArgs, vim) {
        var markName = actionArgs.selectedCharacter;
        updateMark(cm, vim, markName, cm.getCursor());
      },
      replace: function(cm, actionArgs, vim) {
        var replaceWith = actionArgs.selectedCharacter;
        var curStart = cm.getCursor();
        var replaceTo;
        var curEnd;
        var selections = cm.listSelections();
        if (vim.visualMode) {
          curStart = cm.getCursor('start');
          curEnd = cm.getCursor('end');
        } else {
          var line = cm.getLine(curStart.line);
          replaceTo = curStart.ch + actionArgs.repeat;
          if (replaceTo > line.length) {
            replaceTo=line.length;
          }
          curEnd = Pos(curStart.line, replaceTo);
        }
        if (replaceWith=='\n') {
          if (!vim.visualMode) cm.replaceRange('', curStart, curEnd);
          (CodeMirror.commands.newlineAndIndentContinueComment || CodeMirror.commands.newlineAndIndent)(cm);
        } else {
          var replaceWithStr = cm.getRange(curStart, curEnd);
          replaceWithStr = replaceWithStr.replace(/[^\n]/g, replaceWith);
          if (vim.visualBlock) {
            var spaces = new Array(cm.getOption("tabSize")+1).join(' ');
            replaceWithStr = cm.getSelection();
            replaceWithStr = replaceWithStr.replace(/\t/g, spaces).replace(/[^\n]/g, replaceWith).split('\n');
            cm.replaceSelections(replaceWithStr);
          } else {
            cm.replaceRange(replaceWithStr, curStart, curEnd);
          }
          if (vim.visualMode) {
            curStart = cursorIsBefore(selections[0].anchor, selections[0].head) ?
                         selections[0].anchor : selections[0].head;
            cm.setCursor(curStart);
            exitVisualMode(cm, false);
          } else {
            cm.setCursor(offsetCursor(curEnd, 0, -1));
          }
        }
      },
      incrementNumberToken: function(cm, actionArgs) {
        var cur = cm.getCursor();
        var lineStr = cm.getLine(cur.line);
        var re = /-?\d+/g;
        var match;
        var start;
        var end;
        var numberStr;
        var token;
        while ((match = re.exec(lineStr)) !== null) {
          token = match[0];
          start = match.index;
          end = start + token.length;
          if (cur.ch < end)break;
        }
        if (!actionArgs.backtrack && (end <= cur.ch))return;
        if (token) {
          var increment = actionArgs.increase ? 1 : -1;
          var number = parseInt(token) + (increment * actionArgs.repeat);
          var from = Pos(cur.line, start);
          var to = Pos(cur.line, end);
          numberStr = number.toString();
          cm.replaceRange(numberStr, from, to);
        } else {
          return;
        }
        cm.setCursor(Pos(cur.line, start + numberStr.length - 1));
      },
      repeatLastEdit: function(cm, actionArgs, vim) {
        var lastEditInputState = vim.lastEditInputState;
        if (!lastEditInputState) { return; }
        var repeat = actionArgs.repeat;
        if (repeat && actionArgs.repeatIsExplicit) {
          vim.lastEditInputState.repeatOverride = repeat;
        } else {
          repeat = vim.lastEditInputState.repeatOverride || repeat;
        }
        repeatLastEdit(cm, vim, repeat, false /** repeatForInsert */);
      },
      exitInsertMode: exitInsertMode
    };

    function defineAction(name, fn) {
      actions[name] = fn;
    }
    function clipCursorToContent(cm, cur, includeLineBreak) {
      var line = Math.min(Math.max(cm.firstLine(), cur.line), cm.lastLine() );
      var maxCh = lineLength(cm, line) - 1;
      maxCh = (includeLineBreak) ? maxCh + 1 : maxCh;
      var ch = Math.min(Math.max(0, cur.ch), maxCh);
      return Pos(line, ch);
    }
    function copyArgs(args) {
      var ret = {};
      for (var prop in args) {
        if (args.hasOwnProperty(prop)) {
          ret[prop] = args[prop];
        }
      }
      return ret;
    }
    function offsetCursor(cur, offsetLine, offsetCh) {
      if (typeof offsetLine === 'object') {
        offsetCh = offsetLine.ch;
        offsetLine = offsetLine.line;
      }
      return Pos(cur.line + offsetLine, cur.ch + offsetCh);
    }
    function getOffset(anchor, head) {
      return {
        line: head.line - anchor.line,
        ch: head.line - anchor.line
      };
    }
    function commandMatches(keys, keyMap, context, inputState) {
      var match, partial = [], full = [];
      for (var i = 0; i < keyMap.length; i++) {
        var command = keyMap[i];
        if (context == 'insert' && command.context != 'insert' ||
            command.context && command.context != context ||
            inputState.operator && command.type == 'action' ||
            !(match = commandMatch(keys, command.keys))) { continue; }
        if (match == 'partial') { partial.push(command); }
        if (match == 'full') { full.push(command); }
      }
      return {
        partial: partial.length && partial,
        full: full.length && full
      };
    }
    function commandMatch(pressed, mapped) {
      if (mapped.slice(-11) == '<character>') {
        var prefixLen = mapped.length - 11;
        var pressedPrefix = pressed.slice(0, prefixLen);
        var mappedPrefix = mapped.slice(0, prefixLen);
        return pressedPrefix == mappedPrefix && pressed.length > prefixLen ? 'full' :
               mappedPrefix.indexOf(pressedPrefix) == 0 ? 'partial' : false;
      } else {
        return pressed == mapped ? 'full' :
               mapped.indexOf(pressed) == 0 ? 'partial' : false;
      }
    }
    function lastChar(keys) {
      var match = /^.*(<[\w\-]+>)$/.exec(keys);
      var selectedCharacter = match ? match[1] : keys.slice(-1);
      if (selectedCharacter.length > 1){
        switch(selectedCharacter){
          case '<CR>':
            selectedCharacter='\n';
            break;
          case '<Space>':
            selectedCharacter=' ';
            break;
          default:
            break;
        }
      }
      return selectedCharacter;
    }
    function repeatFn(cm, fn, repeat) {
      return function() {
        for (var i = 0; i < repeat; i++) {
          fn(cm);
        }
      };
    }
    function copyCursor(cur) {
      return Pos(cur.line, cur.ch);
    }
    function cursorEqual(cur1, cur2) {
      return cur1.ch == cur2.ch && cur1.line == cur2.line;
    }
    function cursorIsBefore(cur1, cur2) {
      if (cur1.line < cur2.line) {
        return true;
      }
      if (cur1.line == cur2.line && cur1.ch < cur2.ch) {
        return true;
      }
      return false;
    }
    function cursorMin(cur1, cur2) {
      if (arguments.length > 2) {
        cur2 = cursorMin.apply(undefined, Array.prototype.slice.call(arguments, 1));
      }
      return cursorIsBefore(cur1, cur2) ? cur1 : cur2;
    }
    function cursorMax(cur1, cur2) {
      if (arguments.length > 2) {
        cur2 = cursorMax.apply(undefined, Array.prototype.slice.call(arguments, 1));
      }
      return cursorIsBefore(cur1, cur2) ? cur2 : cur1;
    }
    function cursorIsBetween(cur1, cur2, cur3) {
      var cur1before2 = cursorIsBefore(cur1, cur2);
      var cur2before3 = cursorIsBefore(cur2, cur3);
      return cur1before2 && cur2before3;
    }
    function lineLength(cm, lineNum) {
      return cm.getLine(lineNum).length;
    }
    function trim(s) {
      if (s.trim) {
        return s.trim();
      }
      return s.replace(/^\s+|\s+$/g, '');
    }
    function escapeRegex(s) {
      return s.replace(/([.?*+$\[\]\/\\(){}|\-])/g, '\\$1');
    }
    function extendLineToColumn(cm, lineNum, column) {
      var endCh = lineLength(cm, lineNum);
      var spaces = new Array(column-endCh+1).join(' ');
      cm.setCursor(Pos(lineNum, endCh));
      cm.replaceRange(spaces, cm.getCursor());
    }
    function selectBlock(cm, selectionEnd) {
      var selections = [], ranges = cm.listSelections();
      var head = copyCursor(cm.clipPos(selectionEnd));
      var isClipped = !cursorEqual(selectionEnd, head);
      var curHead = cm.getCursor('head');
      var primIndex = getIndex(ranges, curHead);
      var wasClipped = cursorEqual(ranges[primIndex].head, ranges[primIndex].anchor);
      var max = ranges.length - 1;
      var index = max - primIndex > primIndex ? max : 0;
      var base = ranges[index].anchor;

      var firstLine = Math.min(base.line, head.line);
      var lastLine = Math.max(base.line, head.line);
      var baseCh = base.ch, headCh = head.ch;

      var dir = ranges[index].head.ch - baseCh;
      var newDir = headCh - baseCh;
      if (dir > 0 && newDir <= 0) {
        baseCh++;
        if (!isClipped) { headCh--; }
      } else if (dir < 0 && newDir >= 0) {
        baseCh--;
        if (!wasClipped) { headCh++; }
      } else if (dir < 0 && newDir == -1) {
        baseCh--;
        headCh++;
      }
      for (var line = firstLine; line <= lastLine; line++) {
        var range = {anchor: new Pos(line, baseCh), head: new Pos(line, headCh)};
        selections.push(range);
      }
      primIndex = head.line == lastLine ? selections.length - 1 : 0;
      cm.setSelections(selections);
      selectionEnd.ch = headCh;
      base.ch = baseCh;
      return base;
    }
    function selectForInsert(cm, head, height) {
      var sel = [];
      for (var i = 0; i < height; i++) {
        var lineHead = offsetCursor(head, i, 0);
        sel.push({anchor: lineHead, head: lineHead});
      }
      cm.setSelections(sel, 0);
    }
    function getIndex(ranges, cursor, end) {
      for (var i = 0; i < ranges.length; i++) {
        var atAnchor = end != 'head' && cursorEqual(ranges[i].anchor, cursor);
        var atHead = end != 'anchor' && cursorEqual(ranges[i].head, cursor);
        if (atAnchor || atHead) {
          return i;
        }
      }
      return -1;
    }
    function getSelectedAreaRange(cm, vim) {
      var lastSelection = vim.lastSelection;
      var getCurrentSelectedAreaRange = function() {
        var selections = cm.listSelections();
        var start =  selections[0];
        var end = selections[selections.length-1];
        var selectionStart = cursorIsBefore(start.anchor, start.head) ? start.anchor : start.head;
        var selectionEnd = cursorIsBefore(end.anchor, end.head) ? end.head : end.anchor;
        return [selectionStart, selectionEnd];
      };
      var getLastSelectedAreaRange = function() {
        var selectionStart = cm.getCursor();
        var selectionEnd = cm.getCursor();
        var block = lastSelection.visualBlock;
        if (block) {
          var width = block.width;
          var height = block.height;
          selectionEnd = Pos(selectionStart.line + height, selectionStart.ch + width);
          var selections = [];
          for (var i = selectionStart.line; i < selectionEnd.line; i++) {
            var anchor = Pos(i, selectionStart.ch);
            var head = Pos(i, selectionEnd.ch);
            var range = {anchor: anchor, head: head};
            selections.push(range);
          }
          cm.setSelections(selections);
        } else {
          var start = lastSelection.anchorMark.find();
          var end = lastSelection.headMark.find();
          var line = end.line - start.line;
          var ch = end.ch - start.ch;
          selectionEnd = {line: selectionEnd.line + line, ch: line ? selectionEnd.ch : ch + selectionEnd.ch};
          if (lastSelection.visualLine) {
            selectionStart = Pos(selectionStart.line, 0);
            selectionEnd = Pos(selectionEnd.line, lineLength(cm, selectionEnd.line));
          }
          cm.setSelection(selectionStart, selectionEnd);
        }
        return [selectionStart, selectionEnd];
      };
      if (!vim.visualMode) {
        return getLastSelectedAreaRange();
      } else {
        return getCurrentSelectedAreaRange();
      }
    }
    function updateLastSelection(cm, vim) {
      var anchor = vim.sel.anchor;
      var head = vim.sel.head;
      if (vim.lastPastedText) {
        head = cm.posFromIndex(cm.indexFromPos(anchor) + vim.lastPastedText.length);
        vim.lastPastedText = null;
      }
      vim.lastSelection = {'anchorMark': cm.setBookmark(anchor),
                           'headMark': cm.setBookmark(head),
                           'anchor': copyCursor(anchor),
                           'head': copyCursor(head),
                           'visualMode': vim.visualMode,
                           'visualLine': vim.visualLine,
                           'visualBlock': vim.visualBlock};
    }
    function expandSelection(cm, start, end) {
      var sel = cm.state.vim.sel;
      var head = sel.head;
      var anchor = sel.anchor;
      var tmp;
      if (cursorIsBefore(end, start)) {
        tmp = end;
        end = start;
        start = tmp;
      }
      if (cursorIsBefore(head, anchor)) {
        head = cursorMin(start, head);
        anchor = cursorMax(anchor, end);
      } else {
        anchor = cursorMin(start, anchor);
        head = cursorMax(head, end);
        head = offsetCursor(head, 0, -1);
        if (head.ch == -1 && head.line != cm.firstLine()) {
          head = Pos(head.line - 1, lineLength(cm, head.line - 1));
        }
      }
      return [anchor, head];
    }
    function updateCmSelection(cm, sel, mode) {
      var vim = cm.state.vim;
      sel = sel || vim.sel;
      var mode = mode ||
        vim.visualLine ? 'line' : vim.visualBlock ? 'block' : 'char';
      var cmSel = makeCmSelection(cm, sel, mode);
      cm.setSelections(cmSel.ranges, cmSel.primary);
      updateFakeCursor(cm);
    }
    function makeCmSelection(cm, sel, mode, exclusive) {
      var head = copyCursor(sel.head);
      var anchor = copyCursor(sel.anchor);
      if (mode == 'char') {
        var headOffset = !exclusive && !cursorIsBefore(sel.head, sel.anchor) ? 1 : 0;
        var anchorOffset = cursorIsBefore(sel.head, sel.anchor) ? 1 : 0;
        head = offsetCursor(sel.head, 0, headOffset);
        anchor = offsetCursor(sel.anchor, 0, anchorOffset);
        return {
          ranges: [{anchor: anchor, head: head}],
          primary: 0
        };
      } else if (mode == 'line') {
        if (!cursorIsBefore(sel.head, sel.anchor)) {
          anchor.ch = 0;

          var lastLine = cm.lastLine();
          if (head.line > lastLine) {
            head.line = lastLine;
          }
          head.ch = lineLength(cm, head.line);
        } else {
          head.ch = 0;
          anchor.ch = lineLength(cm, anchor.line);
        }
        return {
          ranges: [{anchor: anchor, head: head}],
          primary: 0
        };
      } else if (mode == 'block') {
        var top = Math.min(anchor.line, head.line),
            left = Math.min(anchor.ch, head.ch),
            bottom = Math.max(anchor.line, head.line),
            right = Math.max(anchor.ch, head.ch) + 1;
        var height = bottom - top + 1;
        var primary = head.line == top ? 0 : height - 1;
        var ranges = [];
        for (var i = 0; i < height; i++) {
          ranges.push({
            anchor: Pos(top + i, left),
            head: Pos(top + i, right)
          });
        }
        return {
          ranges: ranges,
          primary: primary
        };
      }
    }
    function getHead(cm) {
      var cur = cm.getCursor('head');
      if (cm.getSelection().length == 1) {
        cur = cursorMin(cur, cm.getCursor('anchor'));
      }
      return cur;
    }
    function exitVisualMode(cm, moveHead) {
      var vim = cm.state.vim;
      if (moveHead !== false) {
        cm.setCursor(clipCursorToContent(cm, vim.sel.head));
      }
      updateLastSelection(cm, vim);
      vim.visualMode = false;
      vim.visualLine = false;
      vim.visualBlock = false;
      CodeMirror.signal(cm, "vim-mode-change", {mode: "normal"});
      if (vim.fakeCursor) {
        vim.fakeCursor.clear();
      }
    }
    function clipToLine(cm, curStart, curEnd) {
      var selection = cm.getRange(curStart, curEnd);
      if (/\n\s*$/.test(selection)) {
        var lines = selection.split('\n');
        lines.pop();
        var line;
        for (var line = lines.pop(); lines.length > 0 && line && isWhiteSpaceString(line); line = lines.pop()) {
          curEnd.line--;
          curEnd.ch = 0;
        }
        if (line) {
          curEnd.line--;
          curEnd.ch = lineLength(cm, curEnd.line);
        } else {
          curEnd.ch = 0;
        }
      }
    }
    function expandSelectionToLine(_cm, curStart, curEnd) {
      curStart.ch = 0;
      curEnd.ch = 0;
      curEnd.line++;
    }

    function findFirstNonWhiteSpaceCharacter(text) {
      if (!text) {
        return 0;
      }
      var firstNonWS = text.search(/\S/);
      return firstNonWS == -1 ? text.length : firstNonWS;
    }

    function expandWordUnderCursor(cm, inclusive, _forward, bigWord, noSymbol) {
      var cur = getHead(cm);
      var line = cm.getLine(cur.line);
      var idx = cur.ch;
      var test = noSymbol ? wordCharTest[0] : bigWordCharTest [0];
      while (!test(line.charAt(idx))) {
        idx++;
        if (idx >= line.length) { return null; }
      }

      if (bigWord) {
        test = bigWordCharTest[0];
      } else {
        test = wordCharTest[0];
        if (!test(line.charAt(idx))) {
          test = wordCharTest[1];
        }
      }

      var end = idx, start = idx;
      while (test(line.charAt(end)) && end < line.length) { end++; }
      while (test(line.charAt(start)) && start >= 0) { start--; }
      start++;

      if (inclusive) {
        var wordEnd = end;
        while (/\s/.test(line.charAt(end)) && end < line.length) { end++; }
        if (wordEnd == end) {
          var wordStart = start;
          while (/\s/.test(line.charAt(start - 1)) && start > 0) { start--; }
          if (!start) { start = wordStart; }
        }
      }
      return { start: Pos(cur.line, start), end: Pos(cur.line, end) };
    }

    function recordJumpPosition(cm, oldCur, newCur) {
      if (!cursorEqual(oldCur, newCur)) {
        vimGlobalState.jumpList.add(cm, oldCur, newCur);
      }
    }

    function recordLastCharacterSearch(increment, args) {
        vimGlobalState.lastChararacterSearch.increment = increment;
        vimGlobalState.lastChararacterSearch.forward = args.forward;
        vimGlobalState.lastChararacterSearch.selectedCharacter = args.selectedCharacter;
    }

    var symbolToMode = {
        '(': 'bracket', ')': 'bracket', '{': 'bracket', '}': 'bracket',
        '[': 'section', ']': 'section',
        '*': 'comment', '/': 'comment',
        'm': 'method', 'M': 'method',
        '#': 'preprocess'
    };
    var findSymbolModes = {
      bracket: {
        isComplete: function(state) {
          if (state.nextCh === state.symb) {
            state.depth++;
            if (state.depth >= 1)return true;
          } else if (state.nextCh === state.reverseSymb) {
            state.depth--;
          }
          return false;
        }
      },
      section: {
        init: function(state) {
          state.curMoveThrough = true;
          state.symb = (state.forward ? ']' : '[') === state.symb ? '{' : '}';
        },
        isComplete: function(state) {
          return state.index === 0 && state.nextCh === state.symb;
        }
      },
      comment: {
        isComplete: function(state) {
          var found = state.lastCh === '*' && state.nextCh === '/';
          state.lastCh = state.nextCh;
          return found;
        }
      },
      method: {
        init: function(state) {
          state.symb = (state.symb === 'm' ? '{' : '}');
          state.reverseSymb = state.symb === '{' ? '}' : '{';
        },
        isComplete: function(state) {
          if (state.nextCh === state.symb)return true;
          return false;
        }
      },
      preprocess: {
        init: function(state) {
          state.index = 0;
        },
        isComplete: function(state) {
          if (state.nextCh === '#') {
            var token = state.lineText.match(/#(\w+)/)[1];
            if (token === 'endif') {
              if (state.forward && state.depth === 0) {
                return true;
              }
              state.depth++;
            } else if (token === 'if') {
              if (!state.forward && state.depth === 0) {
                return true;
              }
              state.depth--;
            }
            if (token === 'else' && state.depth === 0)return true;
          }
          return false;
        }
      }
    };
    function findSymbol(cm, repeat, forward, symb) {
      var cur = copyCursor(cm.getCursor());
      var increment = forward ? 1 : -1;
      var endLine = forward ? cm.lineCount() : -1;
      var curCh = cur.ch;
      var line = cur.line;
      var lineText = cm.getLine(line);
      var state = {
        lineText: lineText,
        nextCh: lineText.charAt(curCh),
        lastCh: null,
        index: curCh,
        symb: symb,
        reverseSymb: (forward ?  { ')': '(', '}': '{' } : { '(': ')', '{': '}' })[symb],
        forward: forward,
        depth: 0,
        curMoveThrough: false
      };
      var mode = symbolToMode[symb];
      if (!mode)return cur;
      var init = findSymbolModes[mode].init;
      var isComplete = findSymbolModes[mode].isComplete;
      if (init) { init(state); }
      while (line !== endLine && repeat) {
        state.index += increment;
        state.nextCh = state.lineText.charAt(state.index);
        if (!state.nextCh) {
          line += increment;
          state.lineText = cm.getLine(line) || '';
          if (increment > 0) {
            state.index = 0;
          } else {
            var lineLen = state.lineText.length;
            state.index = (lineLen > 0) ? (lineLen-1) : 0;
          }
          state.nextCh = state.lineText.charAt(state.index);
        }
        if (isComplete(state)) {
          cur.line = line;
          cur.ch = state.index;
          repeat--;
        }
      }
      if (state.nextCh || state.curMoveThrough) {
        return Pos(line, state.index);
      }
      return cur;
    }
    function findWord(cm, cur, forward, bigWord, emptyLineIsWord) {
      var lineNum = cur.line;
      var pos = cur.ch;
      var line = cm.getLine(lineNum);
      var dir = forward ? 1 : -1;
      var charTests = bigWord ? bigWordCharTest: wordCharTest;

      if (emptyLineIsWord && line == '') {
        lineNum += dir;
        line = cm.getLine(lineNum);
        if (!isLine(cm, lineNum)) {
          return null;
        }
        pos = (forward) ? 0 : line.length;
      }

      while (true) {
        if (emptyLineIsWord && line == '') {
          return { from: 0, to: 0, line: lineNum };
        }
        var stop = (dir > 0) ? line.length : -1;
        var wordStart = stop, wordEnd = stop;
        while (pos != stop) {
          var foundWord = false;
          for (var i = 0; i < charTests.length && !foundWord; ++i) {
            if (charTests[i](line.charAt(pos))) {
              wordStart = pos;
              while (pos != stop && charTests[i](line.charAt(pos))) {
                pos += dir;
              }
              wordEnd = pos;
              foundWord = wordStart != wordEnd;
              if (wordStart == cur.ch && lineNum == cur.line &&
                  wordEnd == wordStart + dir) {
                continue;
              } else {
                return {
                  from: Math.min(wordStart, wordEnd + 1),
                  to: Math.max(wordStart, wordEnd),
                  line: lineNum };
              }
            }
          }
          if (!foundWord) {
            pos += dir;
          }
        }
        lineNum += dir;
        if (!isLine(cm, lineNum)) {
          return null;
        }
        line = cm.getLine(lineNum);
        pos = (dir > 0) ? 0 : line.length;
      }
      throw new Error('The impossible happened.');
    }
    function moveToWord(cm, cur, repeat, forward, wordEnd, bigWord) {
      var curStart = copyCursor(cur);
      var words = [];
      if (forward && !wordEnd || !forward && wordEnd) {
        repeat++;
      }
      var emptyLineIsWord = !(forward && wordEnd);
      for (var i = 0; i < repeat; i++) {
        var word = findWord(cm, cur, forward, bigWord, emptyLineIsWord);
        if (!word) {
          var eodCh = lineLength(cm, cm.lastLine());
          words.push(forward
              ? {line: cm.lastLine(), from: eodCh, to: eodCh}
              : {line: 0, from: 0, to: 0});
          break;
        }
        words.push(word);
        cur = Pos(word.line, forward ? (word.to - 1) : word.from);
      }
      var shortCircuit = words.length != repeat;
      var firstWord = words[0];
      var lastWord = words.pop();
      if (forward && !wordEnd) {
        if (!shortCircuit && (firstWord.from != curStart.ch || firstWord.line != curStart.line)) {
          lastWord = words.pop();
        }
        return Pos(lastWord.line, lastWord.from);
      } else if (forward && wordEnd) {
        return Pos(lastWord.line, lastWord.to - 1);
      } else if (!forward && wordEnd) {
        if (!shortCircuit && (firstWord.to != curStart.ch || firstWord.line != curStart.line)) {
          lastWord = words.pop();
        }
        return Pos(lastWord.line, lastWord.to);
      } else {
        return Pos(lastWord.line, lastWord.from);
      }
    }

    function moveToCharacter(cm, repeat, forward, character) {
      var cur = cm.getCursor();
      var start = cur.ch;
      var idx;
      for (var i = 0; i < repeat; i ++) {
        var line = cm.getLine(cur.line);
        idx = charIdxInLine(start, line, character, forward, true);
        if (idx == -1) {
          return null;
        }
        start = idx;
      }
      return Pos(cm.getCursor().line, idx);
    }

    function moveToColumn(cm, repeat) {
      var line = cm.getCursor().line;
      return clipCursorToContent(cm, Pos(line, repeat - 1));
    }

    function updateMark(cm, vim, markName, pos) {
      if (!inArray(markName, validMarks)) {
        return;
      }
      if (vim.marks[markName]) {
        vim.marks[markName].clear();
      }
      vim.marks[markName] = cm.setBookmark(pos);
    }

    function charIdxInLine(start, line, character, forward, includeChar) {
      var idx;
      if (forward) {
        idx = line.indexOf(character, start + 1);
        if (idx != -1 && !includeChar) {
          idx -= 1;
        }
      } else {
        idx = line.lastIndexOf(character, start - 1);
        if (idx != -1 && !includeChar) {
          idx += 1;
        }
      }
      return idx;
    }

    function findParagraph(cm, head, repeat, dir, inclusive) {
      var line = head.line;
      var min = cm.firstLine();
      var max = cm.lastLine();
      var start, end, i = line;
      function isEmpty(i) { return !/\S/.test(cm.getLine(i)); } // ace_patch
      function isBoundary(i, dir, any) {
        if (any) { return isEmpty(i) != isEmpty(i + dir); }
        return !isEmpty(i) && isEmpty(i + dir);
      }
      function skipFold(i) {
          dir = dir > 0 ? 1 : -1;
          var foldLine = cm.ace.session.getFoldLine(i);
          if (foldLine) {
              if (i + dir > foldLine.start.row && i + dir < foldLine.end.row)
                  dir = (dir > 0 ? foldLine.end.row : foldLine.start.row) - i;
          }
      }
      if (dir) {
        while (min <= i && i <= max && repeat > 0) {
          skipFold(i);
          if (isBoundary(i, dir)) { repeat--; }
          i += dir;
        }
        return new Pos(i, 0);
      }

      var vim = cm.state.vim;
      if (vim.visualLine && isBoundary(line, 1, true)) {
        var anchor = vim.sel.anchor;
        if (isBoundary(anchor.line, -1, true)) {
          if (!inclusive || anchor.line != line) {
            line += 1;
          }
        }
      }
      var startState = isEmpty(line);
      for (i = line; i <= max && repeat; i++) {
        if (isBoundary(i, 1, true)) {
          if (!inclusive || isEmpty(i) != startState) {
            repeat--;
          }
        }
      }
      end = new Pos(i, 0);
      if (i > max && !startState) { startState = true; }
      else { inclusive = false; }
      for (i = line; i > min; i--) {
        if (!inclusive || isEmpty(i) == startState || i == line) {
          if (isBoundary(i, -1, true)) { break; }
        }
      }
      start = new Pos(i, 0);
      return { start: start, end: end };
    }
    function selectCompanionObject(cm, head, symb, inclusive) {
      var cur = head, start, end;

      var bracketRegexp = ({
        '(': /[()]/, ')': /[()]/,
        '[': /[[\]]/, ']': /[[\]]/,
        '{': /[{}]/, '}': /[{}]/})[symb];
      var openSym = ({
        '(': '(', ')': '(',
        '[': '[', ']': '[',
        '{': '{', '}': '{'})[symb];
      var curChar = cm.getLine(cur.line).charAt(cur.ch);
      var offset = curChar === openSym ? 1 : 0;

      start = cm.scanForBracket(Pos(cur.line, cur.ch + offset), -1, null, {'bracketRegex': bracketRegexp});
      end = cm.scanForBracket(Pos(cur.line, cur.ch + offset), 1, null, {'bracketRegex': bracketRegexp});

      if (!start || !end) {
        return { start: cur, end: cur };
      }

      start = start.pos;
      end = end.pos;

      if ((start.line == end.line && start.ch > end.ch)
          || (start.line > end.line)) {
        var tmp = start;
        start = end;
        end = tmp;
      }

      if (inclusive) {
        end.ch += 1;
      } else {
        start.ch += 1;
      }

      return { start: start, end: end };
    }
    function findBeginningAndEnd(cm, head, symb, inclusive) {
      var cur = copyCursor(head);
      var line = cm.getLine(cur.line);
      var chars = line.split('');
      var start, end, i, len;
      var firstIndex = chars.indexOf(symb);
      if (cur.ch < firstIndex) {
        cur.ch = firstIndex;
      }
      else if (firstIndex < cur.ch && chars[cur.ch] == symb) {
        end = cur.ch; // assign end to the current cursor
        --cur.ch; // make sure to look backwards
      }
      if (chars[cur.ch] == symb && !end) {
        start = cur.ch + 1; // assign start to ahead of the cursor
      } else {
        for (i = cur.ch; i > -1 && !start; i--) {
          if (chars[i] == symb) {
            start = i + 1;
          }
        }
      }
      if (start && !end) {
        for (i = start, len = chars.length; i < len && !end; i++) {
          if (chars[i] == symb) {
            end = i;
          }
        }
      }
      if (!start || !end) {
        return { start: cur, end: cur };
      }
      if (inclusive) {
        --start; ++end;
      }

      return {
        start: Pos(cur.line, start),
        end: Pos(cur.line, end)
      };
    }
    defineOption('pcre', true, 'boolean');
    function SearchState() {}
    SearchState.prototype = {
      getQuery: function() {
        return vimGlobalState.query;
      },
      setQuery: function(query) {
        vimGlobalState.query = query;
      },
      getOverlay: function() {
        return this.searchOverlay;
      },
      setOverlay: function(overlay) {
        this.searchOverlay = overlay;
      },
      isReversed: function() {
        return vimGlobalState.isReversed;
      },
      setReversed: function(reversed) {
        vimGlobalState.isReversed = reversed;
      },
      getScrollbarAnnotate: function() {
        return this.annotate;
      },
      setScrollbarAnnotate: function(annotate) {
        this.annotate = annotate;
      }
    };
    function getSearchState(cm) {
      var vim = cm.state.vim;
      return vim.searchState_ || (vim.searchState_ = new SearchState());
    }
    function dialog(cm, template, shortText, onClose, options) {
      if (cm.openDialog) {
        cm.openDialog(template, onClose, { bottom: true, value: options.value,
            onKeyDown: options.onKeyDown, onKeyUp: options.onKeyUp,
            selectValueOnOpen: false});
      }
      else {
        onClose(prompt(shortText, ''));
      }
    }
    function splitBySlash(argString) {
      var slashes = findUnescapedSlashes(argString) || [];
      if (!slashes.length) return [];
      var tokens = [];
      if (slashes[0] !== 0) return;
      for (var i = 0; i < slashes.length; i++) {
        if (typeof slashes[i] == 'number')
          tokens.push(argString.substring(slashes[i] + 1, slashes[i+1]));
      }
      return tokens;
    }

    function findUnescapedSlashes(str) {
      var escapeNextChar = false;
      var slashes = [];
      for (var i = 0; i < str.length; i++) {
        var c = str.charAt(i);
        if (!escapeNextChar && c == '/') {
          slashes.push(i);
        }
        escapeNextChar = !escapeNextChar && (c == '\\');
      }
      return slashes;
    }
    function translateRegex(str) {
      var specials = '|(){';
      var unescape = '}';
      var escapeNextChar = false;
      var out = [];
      for (var i = -1; i < str.length; i++) {
        var c = str.charAt(i) || '';
        var n = str.charAt(i+1) || '';
        var specialComesNext = (n && specials.indexOf(n) != -1);
        if (escapeNextChar) {
          if (c !== '\\' || !specialComesNext) {
            out.push(c);
          }
          escapeNextChar = false;
        } else {
          if (c === '\\') {
            escapeNextChar = true;
            if (n && unescape.indexOf(n) != -1) {
              specialComesNext = true;
            }
            if (!specialComesNext || n === '\\') {
              out.push(c);
            }
          } else {
            out.push(c);
            if (specialComesNext && n !== '\\') {
              out.push('\\');
            }
          }
        }
      }
      return out.join('');
    }
    var charUnescapes = {'\\n': '\n', '\\r': '\r', '\\t': '\t'};
    function translateRegexReplace(str) {
      var escapeNextChar = false;
      var out = [];
      for (var i = -1; i < str.length; i++) {
        var c = str.charAt(i) || '';
        var n = str.charAt(i+1) || '';
        if (charUnescapes[c + n]) {
          out.push(charUnescapes[c+n]);
          i++;
        } else if (escapeNextChar) {
          out.push(c);
          escapeNextChar = false;
        } else {
          if (c === '\\') {
            escapeNextChar = true;
            if ((isNumber(n) || n === '$')) {
              out.push('$');
            } else if (n !== '/' && n !== '\\') {
              out.push('\\');
            }
          } else {
            if (c === '$') {
              out.push('$');
            }
            out.push(c);
            if (n === '/') {
              out.push('\\');
            }
          }
        }
      }
      return out.join('');
    }
    var unescapes = {'\\/': '/', '\\\\': '\\', '\\n': '\n', '\\r': '\r', '\\t': '\t'};
    function unescapeRegexReplace(str) {
      var stream = new CodeMirror.StringStream(str);
      var output = [];
      while (!stream.eol()) {
        while (stream.peek() && stream.peek() != '\\') {
          output.push(stream.next());
        }
        var matched = false;
        for (var matcher in unescapes) {
          if (stream.match(matcher, true)) {
            matched = true;
            output.push(unescapes[matcher]);
            break;
          }
        }
        if (!matched) {
          output.push(stream.next());
        }
      }
      return output.join('');
    }
    function parseQuery(query, ignoreCase, smartCase) {
      var lastSearchRegister = vimGlobalState.registerController.getRegister('/');
      lastSearchRegister.setText(query);
      if (query instanceof RegExp) { return query; }
      var slashes = findUnescapedSlashes(query);
      var regexPart;
      var forceIgnoreCase;
      if (!slashes.length) {
        regexPart = query;
      } else {
        regexPart = query.substring(0, slashes[0]);
        var flagsPart = query.substring(slashes[0]);
        forceIgnoreCase = (flagsPart.indexOf('i') != -1);
      }
      if (!regexPart) {
        return null;
      }
      if (!getOption('pcre')) {
        regexPart = translateRegex(regexPart);
      }
      if (smartCase) {
        ignoreCase = (/^[^A-Z]*$/).test(regexPart);
      }
      var regexp = new RegExp(regexPart,
          (ignoreCase || forceIgnoreCase) ? 'i' : undefined);
      return regexp;
    }
    function showConfirm(cm, text) {
      if (cm.openNotification) {
        cm.openNotification('<span style="color: red">' + text + '</span>',
                            {bottom: true, duration: 5000});
      } else {
        alert(text);
      }
    }
    function makePrompt(prefix, desc) {
      var raw = '';
      if (prefix) {
        raw += '<span style="font-family: monospace">' + prefix + '</span>';
      }
      raw += '<input type="text"/> ' +
          '<span style="color: #888">';
      if (desc) {
        raw += '<span style="color: #888">';
        raw += desc;
        raw += '</span>';
      }
      return raw;
    }
    var searchPromptDesc = '(Javascript regexp)';
    function showPrompt(cm, options) {
      var shortText = (options.prefix || '') + ' ' + (options.desc || '');
      var prompt = makePrompt(options.prefix, options.desc);
      dialog(cm, prompt, shortText, options.onClose, options);
    }
    function regexEqual(r1, r2) {
      if (r1 instanceof RegExp && r2 instanceof RegExp) {
          var props = ['global', 'multiline', 'ignoreCase', 'source'];
          for (var i = 0; i < props.length; i++) {
              var prop = props[i];
              if (r1[prop] !== r2[prop]) {
                  return false;
              }
          }
          return true;
      }
      return false;
    }
    function updateSearchQuery(cm, rawQuery, ignoreCase, smartCase) {
      if (!rawQuery) {
        return;
      }
      var state = getSearchState(cm);
      var query = parseQuery(rawQuery, !!ignoreCase, !!smartCase);
      if (!query) {
        return;
      }
      highlightSearchMatches(cm, query);
      if (regexEqual(query, state.getQuery())) {
        return query;
      }
      state.setQuery(query);
      return query;
    }
    function searchOverlay(query) {
      if (query.source.charAt(0) == '^') {
        var matchSol = true;
      }
      return {
        token: function(stream) {
          if (matchSol && !stream.sol()) {
            stream.skipToEnd();
            return;
          }
          var match = stream.match(query, false);
          if (match) {
            if (match[0].length == 0) {
              stream.next();
              return 'searching';
            }
            if (!stream.sol()) {
              stream.backUp(1);
              if (!query.exec(stream.next() + match[0])) {
                stream.next();
                return null;
              }
            }
            stream.match(query);
            return 'searching';
          }
          while (!stream.eol()) {
            stream.next();
            if (stream.match(query, false)) break;
          }
        },
        query: query
      };
    }
    function highlightSearchMatches(cm, query) {
      var searchState = getSearchState(cm);
      var overlay = searchState.getOverlay();
      if (!overlay || query != overlay.query) {
        if (overlay) {
          cm.removeOverlay(overlay);
        }
        overlay = searchOverlay(query);
        cm.addOverlay(overlay);
        if (cm.showMatchesOnScrollbar) {
          if (searchState.getScrollbarAnnotate()) {
            searchState.getScrollbarAnnotate().clear();
          }
          searchState.setScrollbarAnnotate(cm.showMatchesOnScrollbar(query));
        }
        searchState.setOverlay(overlay);
      }
    }
    function findNext(cm, prev, query, repeat) {
      if (repeat === undefined) { repeat = 1; }
      return cm.operation(function() {
        var pos = cm.getCursor();
        var cursor = cm.getSearchCursor(query, pos);
        for (var i = 0; i < repeat; i++) {
          var found = cursor.find(prev);
          if (i == 0 && found && cursorEqual(cursor.from(), pos)) { found = cursor.find(prev); }
          if (!found) {
            cursor = cm.getSearchCursor(query,
                (prev) ? Pos(cm.lastLine()) : Pos(cm.firstLine(), 0) );
            if (!cursor.find(prev)) {
              return;
            }
          }
        }
        return cursor.from();
      });
    }
    function clearSearchHighlight(cm) {
      var state = getSearchState(cm);
      cm.removeOverlay(getSearchState(cm).getOverlay());
      state.setOverlay(null);
      if (state.getScrollbarAnnotate()) {
        state.getScrollbarAnnotate().clear();
        state.setScrollbarAnnotate(null);
      }
    }
    function isInRange(pos, start, end) {
      if (typeof pos != 'number') {
        pos = pos.line;
      }
      if (start instanceof Array) {
        return inArray(pos, start);
      } else {
        if (end) {
          return (pos >= start && pos <= end);
        } else {
          return pos == start;
        }
      }
    }
    function getUserVisibleLines(cm) {
      var renderer = cm.ace.renderer;
      return {
        top: renderer.getFirstFullyVisibleRow(),
        bottom: renderer.getLastFullyVisibleRow()
      }
    }

    var ExCommandDispatcher = function() {
      this.buildCommandMap_();
    };
    ExCommandDispatcher.prototype = {
      processCommand: function(cm, input, opt_params) {
        var that = this;
        cm.operation(function () {
          cm.curOp.isVimOp = true;
          that._processCommand(cm, input, opt_params);
        });
      },
      _processCommand: function(cm, input, opt_params) {
        var vim = cm.state.vim;
        var commandHistoryRegister = vimGlobalState.registerController.getRegister(':');
        var previousCommand = commandHistoryRegister.toString();
        if (vim.visualMode) {
          exitVisualMode(cm);
        }
        var inputStream = new CodeMirror.StringStream(input);
        commandHistoryRegister.setText(input);
        var params = opt_params || {};
        params.input = input;
        try {
          this.parseInput_(cm, inputStream, params);
        } catch(e) {
          showConfirm(cm, e);
          throw e;
        }
        var command;
        var commandName;
        if (!params.commandName) {
          if (params.line !== undefined) {
            commandName = 'move';
          }
        } else {
          command = this.matchCommand_(params.commandName);
          if (command) {
            commandName = command.name;
            if (command.excludeFromCommandHistory) {
              commandHistoryRegister.setText(previousCommand);
            }
            this.parseCommandArgs_(inputStream, params, command);
            if (command.type == 'exToKey') {
              for (var i = 0; i < command.toKeys.length; i++) {
                CodeMirror.Vim.handleKey(cm, command.toKeys[i], 'mapping');
              }
              return;
            } else if (command.type == 'exToEx') {
              this.processCommand(cm, command.toInput);
              return;
            }
          }
        }
        if (!commandName) {
          showConfirm(cm, 'Not an editor command ":' + input + '"');
          return;
        }
        try {
          exCommands[commandName](cm, params);
          if ((!command || !command.possiblyAsync) && params.callback) {
            params.callback();
          }
        } catch(e) {
          showConfirm(cm, e);
          throw e;
        }
      },
      parseInput_: function(cm, inputStream, result) {
        inputStream.eatWhile(':');
        if (inputStream.eat('%')) {
          result.line = cm.firstLine();
          result.lineEnd = cm.lastLine();
        } else {
          result.line = this.parseLineSpec_(cm, inputStream);
          if (result.line !== undefined && inputStream.eat(',')) {
            result.lineEnd = this.parseLineSpec_(cm, inputStream);
          }
        }
        var commandMatch = inputStream.match(/^(\w+)/);
        if (commandMatch) {
          result.commandName = commandMatch[1];
        } else {
          result.commandName = inputStream.match(/.*/)[0];
        }

        return result;
      },
      parseLineSpec_: function(cm, inputStream) {
        var numberMatch = inputStream.match(/^(\d+)/);
        if (numberMatch) {
          return parseInt(numberMatch[1], 10) - 1;
        }
        switch (inputStream.next()) {
          case '.':
            return cm.getCursor().line;
          case '$':
            return cm.lastLine();
          case '\'':
            var mark = cm.state.vim.marks[inputStream.next()];
            if (mark && mark.find()) {
              return mark.find().line;
            }
            throw new Error('Mark not set');
          default:
            inputStream.backUp(1);
            return undefined;
        }
      },
      parseCommandArgs_: function(inputStream, params, command) {
        if (inputStream.eol()) {
          return;
        }
        params.argString = inputStream.match(/.*/)[0];
        var delim = command.argDelimiter || /\s+/;
        var args = trim(params.argString).split(delim);
        if (args.length && args[0]) {
          params.args = args;
        }
      },
      matchCommand_: function(commandName) {
        for (var i = commandName.length; i > 0; i--) {
          var prefix = commandName.substring(0, i);
          if (this.commandMap_[prefix]) {
            var command = this.commandMap_[prefix];
            if (command.name.indexOf(commandName) === 0) {
              return command;
            }
          }
        }
        return null;
      },
      buildCommandMap_: function() {
        this.commandMap_ = {};
        for (var i = 0; i < defaultExCommandMap.length; i++) {
          var command = defaultExCommandMap[i];
          var key = command.shortName || command.name;
          this.commandMap_[key] = command;
        }
      },
      map: function(lhs, rhs, ctx) {
        if (lhs != ':' && lhs.charAt(0) == ':') {
          if (ctx) { throw Error('Mode not supported for ex mappings'); }
          var commandName = lhs.substring(1);
          if (rhs != ':' && rhs.charAt(0) == ':') {
            this.commandMap_[commandName] = {
              name: commandName,
              type: 'exToEx',
              toInput: rhs.substring(1),
              user: true
            };
          } else {
            this.commandMap_[commandName] = {
              name: commandName,
              type: 'exToKey',
              toKeys: rhs,
              user: true
            };
          }
        } else {
          if (rhs != ':' && rhs.charAt(0) == ':') {
            var mapping = {
              keys: lhs,
              type: 'keyToEx',
              exArgs: { input: rhs.substring(1) },
              user: true};
            if (ctx) { mapping.context = ctx; }
            defaultKeymap.unshift(mapping);
          } else {
            var mapping = {
              keys: lhs,
              type: 'keyToKey',
              toKeys: rhs,
              user: true
            };
            if (ctx) { mapping.context = ctx; }
            defaultKeymap.unshift(mapping);
          }
        }
      },
      unmap: function(lhs, ctx) {
        if (lhs != ':' && lhs.charAt(0) == ':') {
          if (ctx) { throw Error('Mode not supported for ex mappings'); }
          var commandName = lhs.substring(1);
          if (this.commandMap_[commandName] && this.commandMap_[commandName].user) {
            delete this.commandMap_[commandName];
            return;
          }
        } else {
          var keys = lhs;
          for (var i = 0; i < defaultKeymap.length; i++) {
            if (keys == defaultKeymap[i].keys
                && defaultKeymap[i].context === ctx
                && defaultKeymap[i].user) {
              defaultKeymap.splice(i, 1);
              return;
            }
          }
        }
        throw Error('No such mapping.');
      }
    };

    var exCommands = {
      colorscheme: function(cm, params) {
        if (!params.args || params.args.length < 1) {
          showConfirm(cm, cm.getOption('theme'));
          return;
        }
        cm.setOption('theme', params.args[0]);
      },
      map: function(cm, params, ctx) {
        var mapArgs = params.args;
        if (!mapArgs || mapArgs.length < 2) {
          if (cm) {
            showConfirm(cm, 'Invalid mapping: ' + params.input);
          }
          return;
        }
        exCommandDispatcher.map(mapArgs[0], mapArgs[1], ctx);
      },
      imap: function(cm, params) { this.map(cm, params, 'insert'); },
      nmap: function(cm, params) { this.map(cm, params, 'normal'); },
      vmap: function(cm, params) { this.map(cm, params, 'visual'); },
      unmap: function(cm, params, ctx) {
        var mapArgs = params.args;
        if (!mapArgs || mapArgs.length < 1) {
          if (cm) {
            showConfirm(cm, 'No such mapping: ' + params.input);
          }
          return;
        }
        exCommandDispatcher.unmap(mapArgs[0], ctx);
      },
      move: function(cm, params) {
        commandDispatcher.processCommand(cm, cm.state.vim, {
            type: 'motion',
            motion: 'moveToLineOrEdgeOfDocument',
            motionArgs: { forward: false, explicitRepeat: true,
              linewise: true },
            repeatOverride: params.line+1});
      },
      set: function(cm, params) {
        var setArgs = params.args;
        var setCfg = params.setCfg || {};
        if (!setArgs || setArgs.length < 1) {
          if (cm) {
            showConfirm(cm, 'Invalid mapping: ' + params.input);
          }
          return;
        }
        var expr = setArgs[0].split('=');
        var optionName = expr[0];
        var value = expr[1];
        var forceGet = false;

        if (optionName.charAt(optionName.length - 1) == '?') {
          if (value) { throw Error('Trailing characters: ' + params.argString); }
          optionName = optionName.substring(0, optionName.length - 1);
          forceGet = true;
        }
        if (value === undefined && optionName.substring(0, 2) == 'no') {
          optionName = optionName.substring(2);
          value = false;
        }

        var optionIsBoolean = options[optionName] && options[optionName].type == 'boolean';
        if (optionIsBoolean && value == undefined) {
          value = true;
        }
        if (!optionIsBoolean && value === undefined || forceGet) {
          var oldValue = getOption(optionName, cm, setCfg);
          if (oldValue === true || oldValue === false) {
            showConfirm(cm, ' ' + (oldValue ? '' : 'no') + optionName);
          } else {
            showConfirm(cm, '  ' + optionName + '=' + oldValue);
          }
        } else {
          setOption(optionName, value, cm, setCfg);
        }
      },
      setlocal: function (cm, params) {
        params.setCfg = {scope: 'local'};
        this.set(cm, params);
      },
      setglobal: function (cm, params) {
        params.setCfg = {scope: 'global'};
        this.set(cm, params);
      },
      registers: function(cm, params) {
        var regArgs = params.args;
        var registers = vimGlobalState.registerController.registers;
        var regInfo = '----------Registers----------<br><br>';
        if (!regArgs) {
          for (var registerName in registers) {
            var text = registers[registerName].toString();
            if (text.length) {
              regInfo += '"' + registerName + '    ' + text + '<br>';
            }
          }
        } else {
          var registerName;
          regArgs = regArgs.join('');
          for (var i = 0; i < regArgs.length; i++) {
            registerName = regArgs.charAt(i);
            if (!vimGlobalState.registerController.isValidRegister(registerName)) {
              continue;
            }
            var register = registers[registerName] || new Register();
            regInfo += '"' + registerName + '    ' + register.toString() + '<br>';
          }
        }
        showConfirm(cm, regInfo);
      },
      sort: function(cm, params) {
        var reverse, ignoreCase, unique, number;
        function parseArgs() {
          if (params.argString) {
            var args = new CodeMirror.StringStream(params.argString);
            if (args.eat('!')) { reverse = true; }
            if (args.eol()) { return; }
            if (!args.eatSpace()) { return 'Invalid arguments'; }
            var opts = args.match(/[a-z]+/);
            if (opts) {
              opts = opts[0];
              ignoreCase = opts.indexOf('i') != -1;
              unique = opts.indexOf('u') != -1;
              var decimal = opts.indexOf('d') != -1 && 1;
              var hex = opts.indexOf('x') != -1 && 1;
              var octal = opts.indexOf('o') != -1 && 1;
              if (decimal + hex + octal > 1) { return 'Invalid arguments'; }
              number = decimal && 'decimal' || hex && 'hex' || octal && 'octal';
            }
            if (args.match(/\/.*\//)) { return 'patterns not supported'; }
          }
        }
        var err = parseArgs();
        if (err) {
          showConfirm(cm, err + ': ' + params.argString);
          return;
        }
        var lineStart = params.line || cm.firstLine();
        var lineEnd = params.lineEnd || params.line || cm.lastLine();
        if (lineStart == lineEnd) { return; }
        var curStart = Pos(lineStart, 0);
        var curEnd = Pos(lineEnd, lineLength(cm, lineEnd));
        var text = cm.getRange(curStart, curEnd).split('\n');
        var numberRegex = (number == 'decimal') ? /(-?)([\d]+)/ :
           (number == 'hex') ? /(-?)(?:0x)?([0-9a-f]+)/i :
           (number == 'octal') ? /([0-7]+)/ : null;
        var radix = (number == 'decimal') ? 10 : (number == 'hex') ? 16 : (number == 'octal') ? 8 : null;
        var numPart = [], textPart = [];
        if (number) {
          for (var i = 0; i < text.length; i++) {
            if (numberRegex.exec(text[i])) {
              numPart.push(text[i]);
            } else {
              textPart.push(text[i]);
            }
          }
        } else {
          textPart = text;
        }
        function compareFn(a, b) {
          if (reverse) { var tmp; tmp = a; a = b; b = tmp; }
          if (ignoreCase) { a = a.toLowerCase(); b = b.toLowerCase(); }
          var anum = number && numberRegex.exec(a);
          var bnum = number && numberRegex.exec(b);
          if (!anum) { return a < b ? -1 : 1; }
          anum = parseInt((anum[1] + anum[2]).toLowerCase(), radix);
          bnum = parseInt((bnum[1] + bnum[2]).toLowerCase(), radix);
          return anum - bnum;
        }
        numPart.sort(compareFn);
        textPart.sort(compareFn);
        text = (!reverse) ? textPart.concat(numPart) : numPart.concat(textPart);
        if (unique) { // Remove duplicate lines
          var textOld = text;
          var lastLine;
          text = [];
          for (var i = 0; i < textOld.length; i++) {
            if (textOld[i] != lastLine) {
              text.push(textOld[i]);
            }
            lastLine = textOld[i];
          }
        }
        cm.replaceRange(text.join('\n'), curStart, curEnd);
      },
      global: function(cm, params) {
        var argString = params.argString;
        if (!argString) {
          showConfirm(cm, 'Regular Expression missing from global');
          return;
        }
        var lineStart = (params.line !== undefined) ? params.line : cm.firstLine();
        var lineEnd = params.lineEnd || params.line || cm.lastLine();
        var tokens = splitBySlash(argString);
        var regexPart = argString, cmd;
        if (tokens.length) {
          regexPart = tokens[0];
          cmd = tokens.slice(1, tokens.length).join('/');
        }
        if (regexPart) {
          try {
           updateSearchQuery(cm, regexPart, true /** ignoreCase */,
             true /** smartCase */);
          } catch (e) {
           showConfirm(cm, 'Invalid regex: ' + regexPart);
           return;
          }
        }
        var query = getSearchState(cm).getQuery();
        var matchedLines = [], content = '';
        for (var i = lineStart; i <= lineEnd; i++) {
          var matched = query.test(cm.getLine(i));
          if (matched) {
            matchedLines.push(i+1);
            content+= cm.getLine(i) + '<br>';
          }
        }
        if (!cmd) {
          showConfirm(cm, content);
          return;
        }
        var index = 0;
        var nextCommand = function() {
          if (index < matchedLines.length) {
            var command = matchedLines[index] + cmd;
            exCommandDispatcher.processCommand(cm, command, {
              callback: nextCommand
            });
          }
          index++;
        };
        nextCommand();
      },
      substitute: function(cm, params) {
        if (!cm.getSearchCursor) {
          throw new Error('Search feature not available. Requires searchcursor.js or ' +
              'any other getSearchCursor implementation.');
        }
        var argString = params.argString;
        var tokens = argString ? splitBySlash(argString) : [];
        var regexPart, replacePart = '', trailing, flagsPart, count;
        var confirm = false; // Whether to confirm each replace.
        var global = false; // True to replace all instances on a line, false to replace only 1.
        if (tokens.length) {
          regexPart = tokens[0];
          replacePart = tokens[1];
          if (replacePart !== undefined) {
            if (getOption('pcre')) {
              replacePart = unescapeRegexReplace(replacePart);
            } else {
              replacePart = translateRegexReplace(replacePart);
            }
            vimGlobalState.lastSubstituteReplacePart = replacePart;
          }
          trailing = tokens[2] ? tokens[2].split(' ') : [];
        } else {
          if (argString && argString.length) {
            showConfirm(cm, 'Substitutions should be of the form ' +
                ':s/pattern/replace/');
            return;
          }
        }
        if (trailing) {
          flagsPart = trailing[0];
          count = parseInt(trailing[1]);
          if (flagsPart) {
            if (flagsPart.indexOf('c') != -1) {
              confirm = true;
              flagsPart.replace('c', '');
            }
            if (flagsPart.indexOf('g') != -1) {
              global = true;
              flagsPart.replace('g', '');
            }
            regexPart = regexPart + '/' + flagsPart;
          }
        }
        if (regexPart) {
          try {
            updateSearchQuery(cm, regexPart, true /** ignoreCase */,
              true /** smartCase */);
          } catch (e) {
            showConfirm(cm, 'Invalid regex: ' + regexPart);
            return;
          }
        }
        replacePart = replacePart || vimGlobalState.lastSubstituteReplacePart;
        if (replacePart === undefined) {
          showConfirm(cm, 'No previous substitute regular expression');
          return;
        }
        var state = getSearchState(cm);
        var query = state.getQuery();
        var lineStart = (params.line !== undefined) ? params.line : cm.getCursor().line;
        var lineEnd = params.lineEnd || lineStart;
        if (lineStart == cm.firstLine() && lineEnd == cm.lastLine()) {
          lineEnd = Infinity;
        }
        if (count) {
          lineStart = lineEnd;
          lineEnd = lineStart + count - 1;
        }
        var startPos = clipCursorToContent(cm, Pos(lineStart, 0));
        var cursor = cm.getSearchCursor(query, startPos);
        doReplace(cm, confirm, global, lineStart, lineEnd, cursor, query, replacePart, params.callback);
      },
      redo: CodeMirror.commands.redo,
      undo: CodeMirror.commands.undo,
      write: function(cm) {
        if (CodeMirror.commands.save) {
          CodeMirror.commands.save(cm);
        } else {
          cm.save();
        }
      },
      nohlsearch: function(cm) {
        clearSearchHighlight(cm);
      },
      delmarks: function(cm, params) {
        if (!params.argString || !trim(params.argString)) {
          showConfirm(cm, 'Argument required');
          return;
        }

        var state = cm.state.vim;
        var stream = new CodeMirror.StringStream(trim(params.argString));
        while (!stream.eol()) {
          stream.eatSpace();
          var count = stream.pos;

          if (!stream.match(/[a-zA-Z]/, false)) {
            showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count));
            return;
          }

          var sym = stream.next();
          if (stream.match('-', true)) {
            if (!stream.match(/[a-zA-Z]/, false)) {
              showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count));
              return;
            }

            var startMark = sym;
            var finishMark = stream.next();
            if (isLowerCase(startMark) && isLowerCase(finishMark) ||
                isUpperCase(startMark) && isUpperCase(finishMark)) {
              var start = startMark.charCodeAt(0);
              var finish = finishMark.charCodeAt(0);
              if (start >= finish) {
                showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count));
                return;
              }
              for (var j = 0; j <= finish - start; j++) {
                var mark = String.fromCharCode(start + j);
                delete state.marks[mark];
              }
            } else {
              showConfirm(cm, 'Invalid argument: ' + startMark + '-');
              return;
            }
          } else {
            delete state.marks[sym];
          }
        }
      }
    };

    var exCommandDispatcher = new ExCommandDispatcher();
    function doReplace(cm, confirm, global, lineStart, lineEnd, searchCursor, query,
        replaceWith, callback) {
      cm.state.vim.exMode = true;
      var done = false;
      var lastPos = searchCursor.from();
      function replaceAll() {
        cm.operation(function() {
          while (!done) {
            replace();
            next();
          }
          stop();
        });
      }
      function replace() {
        var text = cm.getRange(searchCursor.from(), searchCursor.to());
        var newText = text.replace(query, replaceWith);
        searchCursor.replace(newText);
      }
      function next() {
        while(searchCursor.findNext() &&
              isInRange(searchCursor.from(), lineStart, lineEnd)) {
          if (!global && lastPos && searchCursor.from().line == lastPos.line) {
            continue;
          }
          cm.scrollIntoView(searchCursor.from(), 30);
          cm.setSelection(searchCursor.from(), searchCursor.to());
          lastPos = searchCursor.from();
          done = false;
          return;
        }
        done = true;
      }
      function stop(close) {
        if (close) { close(); }
        cm.focus();
        if (lastPos) {
          cm.setCursor(lastPos);
          var vim = cm.state.vim;
          vim.exMode = false;
          vim.lastHPos = vim.lastHSPos = lastPos.ch;
        }
        if (callback) { callback(); }
      }
      function onPromptKeyDown(e, _value, close) {
        CodeMirror.e_stop(e);
        var keyName = CodeMirror.keyName(e);
        switch (keyName) {
          case 'Y':
            replace(); next(); break;
          case 'N':
            next(); break;
          case 'A':
            var savedCallback = callback;
            callback = undefined;
            cm.operation(replaceAll);
            callback = savedCallback;
            break;
          case 'L':
            replace();
          case 'Q':
          case 'Esc':
          case 'Ctrl-C':
          case 'Ctrl-[':
            stop(close);
            break;
        }
        if (done) { stop(close); }
        return true;
      }
      next();
      if (done) {
        showConfirm(cm, 'No matches for ' + query.source);
        return;
      }
      if (!confirm) {
        replaceAll();
        if (callback) { callback(); }
        return;
      }
      showPrompt(cm, {
        prefix: 'replace with <strong>' + replaceWith + '</strong> (y/n/a/q/l)',
        onKeyDown: onPromptKeyDown
      });
    }

    CodeMirror.keyMap.vim = {
      attach: attachVimMap,
      detach: detachVimMap,
      call: cmKey
    };

    function exitInsertMode(cm) {
      var vim = cm.state.vim;
      var macroModeState = vimGlobalState.macroModeState;
      var insertModeChangeRegister = vimGlobalState.registerController.getRegister('.');
      var isPlaying = macroModeState.isPlaying;
      var lastChange = macroModeState.lastInsertModeChanges;
      var text = [];
      if (!isPlaying) {
        var selLength = lastChange.inVisualBlock ? vim.lastSelection.visualBlock.height : 1;
        var changes = lastChange.changes;
        var text = [];
        var i = 0;
        while (i < changes.length) {
          text.push(changes[i]);
          if (changes[i] instanceof InsertModeKey) {
             i++;
          } else {
             i+= selLength;
          }
        }
        lastChange.changes = text;
        cm.off('change', onChange);
        CodeMirror.off(cm.getInputField(), 'keydown', onKeyEventTargetKeyDown);
      }
      if (!isPlaying && vim.insertModeRepeat > 1) {
        repeatLastEdit(cm, vim, vim.insertModeRepeat - 1,
            true /** repeatForInsert */);
        vim.lastEditInputState.repeatOverride = vim.insertModeRepeat;
      }
      delete vim.insertModeRepeat;
      vim.insertMode = false;
      cm.setCursor(cm.getCursor().line, cm.getCursor().ch-1);
      cm.setOption('keyMap', 'vim');
      cm.setOption('disableInput', true);
      cm.toggleOverwrite(false); // exit replace mode if we were in it.
      insertModeChangeRegister.setText(lastChange.changes.join(''));
      CodeMirror.signal(cm, "vim-mode-change", {mode: "normal"});
      if (macroModeState.isRecording) {
        logInsertModeChange(macroModeState);
      }
    }

    function _mapCommand(command) {
      defaultKeymap.unshift(command);
    }

    function mapCommand(keys, type, name, args, extra) {
      var command = {keys: keys, type: type};
      command[type] = name;
      command[type + "Args"] = args;
      for (var key in extra)
        command[key] = extra[key];
      _mapCommand(command);
    }
    defineOption('insertModeEscKeysTimeout', 200, 'number');

    CodeMirror.keyMap['vim-insert'] = {
      'Ctrl-N': 'autocomplete',
      'Ctrl-P': 'autocomplete',
      'Enter': function(cm) {
        var fn = CodeMirror.commands.newlineAndIndentContinueComment ||
            CodeMirror.commands.newlineAndIndent;
        fn(cm);
      },
      fallthrough: ['default'],
      attach: attachVimMap,
      detach: detachVimMap,
      call: cmKey
    };

    CodeMirror.keyMap['vim-replace'] = {
      'Backspace': 'goCharLeft',
      fallthrough: ['vim-insert'],
      attach: attachVimMap,
      detach: detachVimMap,
      call: cmKey
    };

    function executeMacroRegister(cm, vim, macroModeState, registerName) {
      var register = vimGlobalState.registerController.getRegister(registerName);
      if (registerName == ':') {
        if (register.keyBuffer[0]) {
          exCommandDispatcher.processCommand(cm, register.keyBuffer[0]);
        }
        macroModeState.isPlaying = false;
        return;
      }
      var keyBuffer = register.keyBuffer;
      var imc = 0;
      macroModeState.isPlaying = true;
      macroModeState.replaySearchQueries = register.searchQueries.slice(0);
      for (var i = 0; i < keyBuffer.length; i++) {
        var text = keyBuffer[i];
        var match, key;
        while (text) {
          match = (/<\w+-.+?>|<\w+>|./).exec(text);
          key = match[0];
          text = text.substring(match.index + key.length);
          CodeMirror.Vim.handleKey(cm, key, 'macro');
          if (vim.insertMode) {
            var changes = register.insertModeChanges[imc++].changes;
            vimGlobalState.macroModeState.lastInsertModeChanges.changes =
                changes;
            repeatInsertModeChanges(cm, changes, 1);
            exitInsertMode(cm);
          }
        }
      }
      macroModeState.isPlaying = false;
    }

    function logKey(macroModeState, key) {
      if (macroModeState.isPlaying) { return; }
      var registerName = macroModeState.latestRegister;
      var register = vimGlobalState.registerController.getRegister(registerName);
      if (register) {
        register.pushText(key);
      }
    }

    function logInsertModeChange(macroModeState) {
      if (macroModeState.isPlaying) { return; }
      var registerName = macroModeState.latestRegister;
      var register = vimGlobalState.registerController.getRegister(registerName);
      if (register && register.pushInsertModeChanges) {
        register.pushInsertModeChanges(macroModeState.lastInsertModeChanges);
      }
    }

    function logSearchQuery(macroModeState, query) {
      if (macroModeState.isPlaying) { return; }
      var registerName = macroModeState.latestRegister;
      var register = vimGlobalState.registerController.getRegister(registerName);
      if (register && register.pushSearchQuery) {
        register.pushSearchQuery(query);
      }
    }
    function onChange(_cm, changeObj) {
      var macroModeState = vimGlobalState.macroModeState;
      var lastChange = macroModeState.lastInsertModeChanges;
      if (!macroModeState.isPlaying) {
        while(changeObj) {
          lastChange.expectCursorActivityForChange = true;
          if (changeObj.origin == '+input' || changeObj.origin == 'paste'
              || changeObj.origin === undefined /* only in testing */) {
            var text = changeObj.text.join('\n');
            lastChange.changes.push(text);
          }
          changeObj = changeObj.next;
        }
      }
    }
    function onCursorActivity(cm) {
      var vim = cm.state.vim;
      if (vim.insertMode) {
        var macroModeState = vimGlobalState.macroModeState;
        if (macroModeState.isPlaying) { return; }
        var lastChange = macroModeState.lastInsertModeChanges;
        if (lastChange.expectCursorActivityForChange) {
          lastChange.expectCursorActivityForChange = false;
        } else {
          lastChange.changes = [];
        }
      } else if (!cm.curOp.isVimOp) {
        handleExternalSelection(cm, vim);
      }
      if (vim.visualMode) {
        updateFakeCursor(cm);
      }
    }
    function updateFakeCursor(cm) {
      var vim = cm.state.vim;
      var from = clipCursorToContent(cm, copyCursor(vim.sel.head));
      var to = offsetCursor(from, 0, 1);
      if (vim.fakeCursor) {
        vim.fakeCursor.clear();
      }
      vim.fakeCursor = cm.markText(from, to, {className: 'cm-animate-fat-cursor'});
    }
    function handleExternalSelection(cm, vim) {
      var anchor = cm.getCursor('anchor');
      var head = cm.getCursor('head');
      if (vim.visualMode && !cm.somethingSelected()) {
        exitVisualMode(cm, false);
      } else if (!vim.visualMode && !vim.insertMode && cm.somethingSelected()) {
        vim.visualMode = true;
        vim.visualLine = false;
        CodeMirror.signal(cm, "vim-mode-change", {mode: "visual"});
      }
      if (vim.visualMode) {
        var headOffset = !cursorIsBefore(head, anchor) ? -1 : 0;
        var anchorOffset = cursorIsBefore(head, anchor) ? -1 : 0;
        head = offsetCursor(head, 0, headOffset);
        anchor = offsetCursor(anchor, 0, anchorOffset);
        vim.sel = {
          anchor: anchor,
          head: head
        };
        updateMark(cm, vim, '<', cursorMin(head, anchor));
        updateMark(cm, vim, '>', cursorMax(head, anchor));
      } else if (!vim.insertMode) {
        vim.lastHPos = cm.getCursor().ch;
      }
    }
    function InsertModeKey(keyName) {
      this.keyName = keyName;
    }
    function onKeyEventTargetKeyDown(e) {
      var macroModeState = vimGlobalState.macroModeState;
      var lastChange = macroModeState.lastInsertModeChanges;
      var keyName = CodeMirror.keyName(e);
      if (!keyName) { return; }
      function onKeyFound() {
        lastChange.changes.push(new InsertModeKey(keyName));
        return true;
      }
      if (keyName.indexOf('Delete') != -1 || keyName.indexOf('Backspace') != -1) {
        CodeMirror.lookupKey(keyName, 'vim-insert', onKeyFound);
      }
    }
    function repeatLastEdit(cm, vim, repeat, repeatForInsert) {
      var macroModeState = vimGlobalState.macroModeState;
      macroModeState.isPlaying = true;
      var isAction = !!vim.lastEditActionCommand;
      var cachedInputState = vim.inputState;
      function repeatCommand() {
        if (isAction) {
          commandDispatcher.processAction(cm, vim, vim.lastEditActionCommand);
        } else {
          commandDispatcher.evalInput(cm, vim);
        }
      }
      function repeatInsert(repeat) {
        if (macroModeState.lastInsertModeChanges.changes.length > 0) {
          repeat = !vim.lastEditActionCommand ? 1 : repeat;
          var changeObject = macroModeState.lastInsertModeChanges;
          repeatInsertModeChanges(cm, changeObject.changes, repeat);
        }
      }
      vim.inputState = vim.lastEditInputState;
      if (isAction && vim.lastEditActionCommand.interlaceInsertRepeat) {
        for (var i = 0; i < repeat; i++) {
          repeatCommand();
          repeatInsert(1);
        }
      } else {
        if (!repeatForInsert) {
          repeatCommand();
        }
        repeatInsert(repeat);
      }
      vim.inputState = cachedInputState;
      if (vim.insertMode && !repeatForInsert) {
        exitInsertMode(cm);
      }
      macroModeState.isPlaying = false;
    }

    function repeatInsertModeChanges(cm, changes, repeat) {
      function keyHandler(binding) {
        if (typeof binding == 'string') {
          CodeMirror.commands[binding](cm);
        } else {
          binding(cm);
        }
        return true;
      }
      var head = cm.getCursor('head');
      var inVisualBlock = vimGlobalState.macroModeState.lastInsertModeChanges.inVisualBlock;
      if (inVisualBlock) {
        var vim = cm.state.vim;
        var lastSel = vim.lastSelection;
        var offset = getOffset(lastSel.anchor, lastSel.head);
        selectForInsert(cm, head, offset.line + 1);
        repeat = cm.listSelections().length;
        cm.setCursor(head);
      }
      for (var i = 0; i < repeat; i++) {
        if (inVisualBlock) {
          cm.setCursor(offsetCursor(head, i, 0));
        }
        for (var j = 0; j < changes.length; j++) {
          var change = changes[j];
          if (change instanceof InsertModeKey) {
            CodeMirror.lookupKey(change.keyName, 'vim-insert', keyHandler);
          } else {
            var cur = cm.getCursor();
            cm.replaceRange(change, cur, cur);
          }
        }
      }
      if (inVisualBlock) {
        cm.setCursor(offsetCursor(head, 0, 1));
      }
    }

    resetVimGlobalState();
  CodeMirror.Vim = Vim();

  Vim = CodeMirror.Vim;

  var specialKey = {'return':'CR',backspace:'BS','delete':'Del',esc:'Esc',
    left:'Left',right:'Right',up:'Up',down:'Down',space: 'Space',
    home:'Home',end:'End',pageup:'PageUp',pagedown:'PageDown', enter: 'CR'
  };
  function lookupKey(hashId, key, e) {
    if (key.length > 1 && key[0] == "n") {
      key = key.replace("numpad", "");
    }
    key = specialKey[key] || key;
    var name = '';
    if (e.ctrlKey) { name += 'C-'; }
    if (e.altKey) { name += 'A-'; }
    if (e.shiftKey) { name += 'S-'; }

    name += key;
    if (name.length > 1) { name = '<' + name + '>'; }
    return name;
  }
  var handleKey = Vim.handleKey.bind(Vim);
  Vim.handleKey = function(cm, key, origin) {
    return cm.operation(function() {
      return handleKey(cm, key, origin);
    }, true);
  }
  function cloneVimState(state) {
    var n = new state.constructor();
    Object.keys(state).forEach(function(key) {
      var o = state[key];
      if (Array.isArray(o))
        o = o.slice();
      else if (o && typeof o == "object" && o.constructor != Object)
        o = cloneVimState(o);
      n[key] = o;
    });
    if (state.sel) {
      n.sel = {
        head: state.sel.head && copyCursor(state.sel.head),
        anchor: state.sel.anchor && copyCursor(state.sel.anchor)
      };
    }
    return n;
  }
  function multiSelectHandleKey(cm, key, origin) {
    var isHandled = false;
    var vim = Vim.maybeInitVimState_(cm);
    var visualBlock = vim.visualBlock || vim.wasInVisualBlock;
    if (vim.wasInVisualBlock && !cm.ace.inMultiSelectMode) {
      vim.wasInVisualBlock = false;
    } else if (cm.ace.inMultiSelectMode && vim.visualBlock) {
       vim.wasInVisualBlock = true;
    }
    
    if (key == '<Esc>' && !vim.insertMode && !vim.visualMode && cm.ace.inMultiSelectMode) {
      cm.ace.exitMultiSelectMode();
    } else if (visualBlock || !cm.ace.inMultiSelectMode || cm.ace.inVirtualSelectionMode) {
      isHandled = Vim.handleKey(cm, key, origin);
    } else {
      var old = cloneVimState(vim);
      cm.operation(function() {
        cm.ace.forEachSelection(function() {
          var sel = cm.ace.selection;
          cm.state.vim.lastHPos = sel.$desiredColumn == null ? sel.lead.column : sel.$desiredColumn;
          var head = cm.getCursor("head");
          var anchor = cm.getCursor("anchor");
          var headOffset = !cursorIsBefore(head, anchor) ? -1 : 0;
          var anchorOffset = cursorIsBefore(head, anchor) ? -1 : 0;
          head = offsetCursor(head, 0, headOffset);
          anchor = offsetCursor(anchor, 0, anchorOffset);
          cm.state.vim.sel.head = head;
          cm.state.vim.sel.anchor = anchor;
          
          isHandled = handleKey(cm, key, origin);
          sel.$desiredColumn = cm.state.vim.lastHPos == -1 ? null : cm.state.vim.lastHPos;
          if (cm.virtualSelectionMode()) {
            cm.state.vim = cloneVimState(old);
          }
        });
        if (cm.curOp.cursorActivity && !isHandled)
          cm.curOp.cursorActivity = false;
      }, true);
    }
    return isHandled;
  }
  exports.CodeMirror = CodeMirror;
  var getVim = Vim.maybeInitVimState_;
  exports.handler = {
    $id: "ace/keyboard/vim",
    drawCursor: function(style, pixelPos, config, sel, session) {
      var vim = this.state.vim || {};
      var w = config.characterWidth;
      var h = config.lineHeight;
      var top = pixelPos.top;
      var left = pixelPos.left;
      if (!vim.insertMode) {
        var isbackwards = !sel.cursor 
            ? session.selection.isBackwards() || session.selection.isEmpty()
            : Range.comparePoints(sel.cursor, sel.start) <= 0;
        if (!isbackwards && left > w)
          left -= w;
      }     
      if (!vim.insertMode && vim.status) {
        h = h / 2;
        top += h;
      }
      style.left = left + "px";
      style.top =  top + "px";
      style.width = w + "px";
      style.height = h + "px";
    },
    handleKeyboard: function(data, hashId, key, keyCode, e) {
      var editor = data.editor;
      var cm = editor.state.cm;
      var vim = getVim(cm);
      if (keyCode == -1) return;
      
      if (key == "c" && hashId == 1) { // key == "ctrl-c"
        if (!useragent.isMac && editor.getCopyText()) {
          editor.once("copy", function() {
            editor.selection.clearSelection();
          });
          return {command: "null", passEvent: true};
        }
      } else if (!vim.insertMode) {
        if (useragent.isMac && this.handleMacRepeat(data, hashId, key)) {
          hashId = -1;
          key = data.inputChar;
        }
      }
      
      if (hashId == -1 || hashId & 1 || hashId === 0 && key.length > 1) {
        var insertMode = vim.insertMode;
        var name = lookupKey(hashId, key, e || {});
        if (vim.status == null)
          vim.status = "";
        var isHandled = multiSelectHandleKey(cm, name, 'user');
        vim = getVim(cm); // may be changed by multiSelectHandleKey
        if (isHandled && vim.status != null)
          vim.status += name;
        else if (vim.status == null)
          vim.status = "";
        cm._signal("changeStatus");
        if (!isHandled && (hashId != -1 || insertMode))
          return;
        return {command: "null", passEvent: !isHandled};
      }
    },
    attach: function(editor) {
      if (!editor.state) editor.state = {};
      var cm = new CodeMirror(editor);
      editor.state.cm = cm;
      editor.$vimModeHandler = this;
      CodeMirror.keyMap.vim.attach(cm);
      getVim(cm).status = null;
      cm.on('vim-command-done', function() {
        if (cm.virtualSelectionMode()) return;
        getVim(cm).status = null;
        cm.ace._signal("changeStatus");
        cm.ace.session.markUndoGroup();
      });
      cm.on("changeStatus", function() {
        cm.ace.renderer.updateCursor();
        cm.ace._signal("changeStatus");
      });
      cm.on("vim-mode-change", function() {
        if (cm.virtualSelectionMode()) return;
        cm.ace.renderer.setStyle("normal-mode", !getVim(cm).insertMode);
        cm._signal("changeStatus");
      });
      cm.ace.renderer.setStyle("normal-mode", !getVim(cm).insertMode);
      editor.renderer.$cursorLayer.drawCursor = this.drawCursor.bind(cm);
      this.updateMacCompositionHandlers(editor, true);
    },
    detach: function(editor) {
      var cm = editor.state.cm;
      CodeMirror.keyMap.vim.detach(cm);
      cm.destroy();
      editor.state.cm = null;
      editor.$vimModeHandler = null;
      editor.renderer.$cursorLayer.drawCursor = null;
      editor.renderer.setStyle("normal-mode", false);
      this.updateMacCompositionHandlers(editor, false);
    },
    getStatusText: function(editor) {
      var cm = editor.state.cm;
      var vim = getVim(cm);
      if (vim.insertMode)
        return "INSERT";
      var status = "";
      if (vim.visualMode) {
        status += "VISUAL";
        if (vim.visualLine)
          status += " LINE";
        if (vim.visualBlock)
          status += " BLOCK";
      }
      if (vim.status)
        status += (status ? " " : "") + vim.status;
      return status;
    },
    handleMacRepeat: function(data, hashId, key) {
      if (hashId == -1) {
        data.inputChar = key;
        data.lastEvent = "input";
      } else if (data.inputChar && data.$lastHash == hashId && data.$lastKey == key) {
        if (data.lastEvent == "input") {
          data.lastEvent = "input1";
        } else if (data.lastEvent == "input1") {
          return true;
        }
      } else {
        data.$lastHash = hashId;
        data.$lastKey = key;
        data.lastEvent = "keypress";
      }
    },
    updateMacCompositionHandlers: function(editor, enable) {
      var onCompositionUpdateOverride = function(text) {
        var cm = editor.state.cm;
        var vim = getVim(cm);
        if (!vim.insertMode) {
          var el = this.textInput.getElement();
          el.blur();
          el.focus();
          el.value = text;
        } else {
          this.onCompositionUpdateOrig(text);
        }
      };
      var onCompositionStartOverride = function(text) {
        var cm = editor.state.cm;
        var vim = getVim(cm);
        if (!vim.insertMode) {
          this.onCompositionStartOrig(text);
        }
      };
      if (enable) {
        if (!editor.onCompositionUpdateOrig) {
          editor.onCompositionUpdateOrig = editor.onCompositionUpdate;
          editor.onCompositionUpdate = onCompositionUpdateOverride;
          editor.onCompositionStartOrig = editor.onCompositionStart;
          editor.onCompositionStart = onCompositionStartOverride;
        }
      } else {
        if (editor.onCompositionUpdateOrig) {
          editor.onCompositionUpdate = editor.onCompositionUpdateOrig;
          editor.onCompositionUpdateOrig = null;
          editor.onCompositionStart = editor.onCompositionStartOrig;
          editor.onCompositionStartOrig = null;
        }
      }
    }
  };
  var renderVirtualNumbers = {
    getText: function(session, row) {
      return (Math.abs(session.selection.lead.row - row)  || (row + 1 + (row < 9? "\xb7" : "" ))) + "";
    },
    getWidth: function(session, lastLineNumber, config) {
      return session.getLength().toString().length * config.characterWidth;
    },
    update: function(e, editor) {
      editor.renderer.$loop.schedule(editor.renderer.CHANGE_GUTTER);
    },
    attach: function(editor) {
      editor.renderer.$gutterLayer.$renderer = this;
      editor.on("changeSelection", this.update);
    },
    detach: function(editor) {
      editor.renderer.$gutterLayer.$renderer = null;
      editor.off("changeSelection", this.update);
    }
  };
  Vim.defineOption({
    name: "wrap",
    set: function(value, cm) {
      if (cm) {cm.ace.setOption("wrap", value)}
    },
    type: "boolean"
  }, false);
  Vim.defineEx('write', 'w', function() {
    console.log(':write is not implemented')
  });
  defaultKeymap.push(
    { keys: 'zc', type: 'action', action: 'fold', actionArgs: { open: false } },
    { keys: 'zC', type: 'action', action: 'fold', actionArgs: { open: false, all: true } },
    { keys: 'zo', type: 'action', action: 'fold', actionArgs: { open: true } },
    { keys: 'zO', type: 'action', action: 'fold', actionArgs: { open: true, all: true } },
    { keys: 'za', type: 'action', action: 'fold', actionArgs: { toggle: true } },
    { keys: 'zA', type: 'action', action: 'fold', actionArgs: { toggle: true, all: true } },
    { keys: 'zf', type: 'action', action: 'fold', actionArgs: { open: true, all: true } },
    { keys: 'zd', type: 'action', action: 'fold', actionArgs: { open: true, all: true } },
    
    { keys: '<C-A-k>', type: 'action', action: 'aceCommand', actionArgs: { name: "addCursorAbove" } },
    { keys: '<C-A-j>', type: 'action', action: 'aceCommand', actionArgs: { name: "addCursorBelow" } },
    { keys: '<C-A-S-k>', type: 'action', action: 'aceCommand', actionArgs: { name: "addCursorAboveSkipCurrent" } },
    { keys: '<C-A-S-j>', type: 'action', action: 'aceCommand', actionArgs: { name: "addCursorBelowSkipCurrent" } },
    { keys: '<C-A-h>', type: 'action', action: 'aceCommand', actionArgs: { name: "selectMoreBefore" } },
    { keys: '<C-A-l>', type: 'action', action: 'aceCommand', actionArgs: { name: "selectMoreAfter" } },
    { keys: '<C-A-S-h>', type: 'action', action: 'aceCommand', actionArgs: { name: "selectNextBefore" } },
    { keys: '<C-A-S-l>', type: 'action', action: 'aceCommand', actionArgs: { name: "selectNextAfter" } }
  );
  actions.aceCommand = function(cm, actionArgs, vim) {
    cm.vimCmd = actionArgs;
    if (cm.ace.inVirtualSelectionMode)
      cm.ace.on("beforeEndOperation", delayedExecAceCommand);
    else
      delayedExecAceCommand(null, cm.ace);
  };
  function delayedExecAceCommand(op, ace) {
    ace.off("beforeEndOperation", delayedExecAceCommand);
    var cmd = ace.state.cm.vimCmd;
    if (cmd) {
      ace.execCommand(cmd.exec ? cmd : cmd.name, cmd.args);
    }
    ace.curOp = ace.prevOp;
  }
  actions.fold = function(cm, actionArgs, vim) {
    cm.ace.execCommand(['toggleFoldWidget', 'toggleFoldWidget', 'foldOther', 'unfoldall'
      ][(actionArgs.all ? 2 : 0) + (actionArgs.open ? 1 : 0)]);
  };

  exports.handler.defaultKeymap = defaultKeymap;
  exports.handler.actions = actions;
  exports.Vim = Vim;
  
  Vim.map("Y", "yy", "normal");
});

define("ace/ext/statusbar",["require","exports","module","ace/lib/dom","ace/lib/lang"], function(require, exports, module) {
"use strict";
var dom = require("ace/lib/dom");
var lang = require("ace/lib/lang");

var StatusBar = function(editor, parentNode) {
    this.element = dom.createElement("div");
    this.element.className = "ace_status-indicator";
    this.element.style.cssText = "display: inline-block;";
    parentNode.appendChild(this.element);

    var statusUpdate = lang.delayedCall(function(){
        this.updateStatus(editor)
    }.bind(this)).schedule.bind(null, 100);
    
    editor.on("changeStatus", statusUpdate);
    editor.on("changeSelection", statusUpdate);
    editor.on("keyboardActivity", statusUpdate);
};

(function(){
    this.updateStatus = function(editor) {
        var status = [];
        function add(str, separator) {
            str && status.push(str, separator || "|");
        }

        add(editor.keyBinding.getStatusText(editor));
        if (editor.commands.recording)
            add("REC");
        
        var sel = editor.selection;
        var c = sel.lead;
        
        if (!sel.isEmpty()) {
            var r = editor.getSelectionRange();
            add("(" + (r.end.row - r.start.row) + ":"  +(r.end.column - r.start.column) + ")", " ");
        }
        add(c.row + ":" + c.column, " ");        
        if (sel.rangeCount)
            add("[" + sel.rangeCount + "]", " ");
        status.pop();
        this.element.textContent = status.join("");
    };
}).call(StatusBar.prototype);

exports.StatusBar = StatusBar;

});

define("ace/snippets",["require","exports","module","ace/lib/oop","ace/lib/event_emitter","ace/lib/lang","ace/range","ace/anchor","ace/keyboard/hash_handler","ace/tokenizer","ace/lib/dom","ace/editor"], function(require, exports, module) {
"use strict";
var oop = require("./lib/oop");
var EventEmitter = require("./lib/event_emitter").EventEmitter;
var lang = require("./lib/lang");
var Range = require("./range").Range;
var Anchor = require("./anchor").Anchor;
var HashHandler = require("./keyboard/hash_handler").HashHandler;
var Tokenizer = require("./tokenizer").Tokenizer;
var comparePoints = Range.comparePoints;

var SnippetManager = function() {
    this.snippetMap = {};
    this.snippetNameMap = {};
};

(function() {
    oop.implement(this, EventEmitter);
    
    this.getTokenizer = function() {
        function TabstopToken(str, _, stack) {
            str = str.substr(1);
            if (/^\d+$/.test(str) && !stack.inFormatString)
                return [{tabstopId: parseInt(str, 10)}];
            return [{text: str}];
        }
        function escape(ch) {
            return "(?:[^\\\\" + ch + "]|\\\\.)";
        }
        SnippetManager.$tokenizer = new Tokenizer({
            start: [
                {regex: /:/, onMatch: function(val, state, stack) {
                    if (stack.length && stack[0].expectIf) {
                        stack[0].expectIf = false;
                        stack[0].elseBranch = stack[0];
                        return [stack[0]];
                    }
                    return ":";
                }},
                {regex: /\\./, onMatch: function(val, state, stack) {
                    var ch = val[1];
                    if (ch == "}" && stack.length) {
                        val = ch;
                    }else if ("`$\\".indexOf(ch) != -1) {
                        val = ch;
                    } else if (stack.inFormatString) {
                        if (ch == "n")
                            val = "\n";
                        else if (ch == "t")
                            val = "\n";
                        else if ("ulULE".indexOf(ch) != -1) {
                            val = {changeCase: ch, local: ch > "a"};
                        }
                    }

                    return [val];
                }},
                {regex: /}/, onMatch: function(val, state, stack) {
                    return [stack.length ? stack.shift() : val];
                }},
                {regex: /\$(?:\d+|\w+)/, onMatch: TabstopToken},
                {regex: /\$\{[\dA-Z_a-z]+/, onMatch: function(str, state, stack) {
                    var t = TabstopToken(str.substr(1), state, stack);
                    stack.unshift(t[0]);
                    return t;
                }, next: "snippetVar"},
                {regex: /\n/, token: "newline", merge: false}
            ],
            snippetVar: [
                {regex: "\\|" + escape("\\|") + "*\\|", onMatch: function(val, state, stack) {
                    stack[0].choices = val.slice(1, -1).split(",");
                }, next: "start"},
                {regex: "/(" + escape("/") + "+)/(?:(" + escape("/") + "*)/)(\\w*):?",
                 onMatch: function(val, state, stack) {
                    var ts = stack[0];
                    ts.fmtString = val;

                    val = this.splitRegex.exec(val);
                    ts.guard = val[1];
                    ts.fmt = val[2];
                    ts.flag = val[3];
                    return "";
                }, next: "start"},
                {regex: "`" + escape("`") + "*`", onMatch: function(val, state, stack) {
                    stack[0].code = val.splice(1, -1);
                    return "";
                }, next: "start"},
                {regex: "\\?", onMatch: function(val, state, stack) {
                    if (stack[0])
                        stack[0].expectIf = true;
                }, next: "start"},
                {regex: "([^:}\\\\]|\\\\.)*:?", token: "", next: "start"}
            ],
            formatString: [
                {regex: "/(" + escape("/") + "+)/", token: "regex"},
                {regex: "", onMatch: function(val, state, stack) {
                    stack.inFormatString = true;
                }, next: "start"}
            ]
        });
        SnippetManager.prototype.getTokenizer = function() {
            return SnippetManager.$tokenizer;
        };
        return SnippetManager.$tokenizer;
    };

    this.tokenizeTmSnippet = function(str, startState) {
        return this.getTokenizer().getLineTokens(str, startState).tokens.map(function(x) {
            return x.value || x;
        });
    };

    this.$getDefaultValue = function(editor, name) {
        if (/^[A-Z]\d+$/.test(name)) {
            var i = name.substr(1);
            return (this.variables[name[0] + "__"] || {})[i];
        }
        if (/^\d+$/.test(name)) {
            return (this.variables.__ || {})[name];
        }
        name = name.replace(/^TM_/, "");

        if (!editor)
            return;
        var s = editor.session;
        switch(name) {
            case "CURRENT_WORD":
                var r = s.getWordRange();
            case "SELECTION":
            case "SELECTED_TEXT":
                return s.getTextRange(r);
            case "CURRENT_LINE":
                return s.getLine(editor.getCursorPosition().row);
            case "PREV_LINE": // not possible in textmate
                return s.getLine(editor.getCursorPosition().row - 1);
            case "LINE_INDEX":
                return editor.getCursorPosition().column;
            case "LINE_NUMBER":
                return editor.getCursorPosition().row + 1;
            case "SOFT_TABS":
                return s.getUseSoftTabs() ? "YES" : "NO";
            case "TAB_SIZE":
                return s.getTabSize();
            case "FILENAME":
            case "FILEPATH":
                return "";
            case "FULLNAME":
                return "Ace";
        }
    };
    this.variables = {};
    this.getVariableValue = function(editor, varName) {
        if (this.variables.hasOwnProperty(varName))
            return this.variables[varName](editor, varName) || "";
        return this.$getDefaultValue(editor, varName) || "";
    };
    this.tmStrFormat = function(str, ch, editor) {
        var flag = ch.flag || "";
        var re = ch.guard;
        re = new RegExp(re, flag.replace(/[^gi]/, ""));
        var fmtTokens = this.tokenizeTmSnippet(ch.fmt, "formatString");
        var _self = this;
        var formatted = str.replace(re, function() {
            _self.variables.__ = arguments;
            var fmtParts = _self.resolveVariables(fmtTokens, editor);
            var gChangeCase = "E";
            for (var i  = 0; i < fmtParts.length; i++) {
                var ch = fmtParts[i];
                if (typeof ch == "object") {
                    fmtParts[i] = "";
                    if (ch.changeCase && ch.local) {
                        var next = fmtParts[i + 1];
                        if (next && typeof next == "string") {
                            if (ch.changeCase == "u")
                                fmtParts[i] = next[0].toUpperCase();
                            else
                                fmtParts[i] = next[0].toLowerCase();
                            fmtParts[i + 1] = next.substr(1);
                        }
                    } else if (ch.changeCase) {
                        gChangeCase = ch.changeCase;
                    }
                } else if (gChangeCase == "U") {
                    fmtParts[i] = ch.toUpperCase();
                } else if (gChangeCase == "L") {
                    fmtParts[i] = ch.toLowerCase();
                }
            }
            return fmtParts.join("");
        });
        this.variables.__ = null;
        return formatted;
    };

    this.resolveVariables = function(snippet, editor) {
        var result = [];
        for (var i = 0; i < snippet.length; i++) {
            var ch = snippet[i];
            if (typeof ch == "string") {
                result.push(ch);
            } else if (typeof ch != "object") {
                continue;
            } else if (ch.skip) {
                gotoNext(ch);
            } else if (ch.processed < i) {
                continue;
            } else if (ch.text) {
                var value = this.getVariableValue(editor, ch.text);
                if (value && ch.fmtString)
                    value = this.tmStrFormat(value, ch);
                ch.processed = i;
                if (ch.expectIf == null) {
                    if (value) {
                        result.push(value);
                        gotoNext(ch);
                    }
                } else {
                    if (value) {
                        ch.skip = ch.elseBranch;
                    } else
                        gotoNext(ch);
                }
            } else if (ch.tabstopId != null) {
                result.push(ch);
            } else if (ch.changeCase != null) {
                result.push(ch);
            }
        }
        function gotoNext(ch) {
            var i1 = snippet.indexOf(ch, i + 1);
            if (i1 != -1)
                i = i1;
        }
        return result;
    };

    this.insertSnippetForSelection = function(editor, snippetText) {
        var cursor = editor.getCursorPosition();
        var line = editor.session.getLine(cursor.row);
        var tabString = editor.session.getTabString();
        var indentString = line.match(/^\s*/)[0];
        
        if (cursor.column < indentString.length)
            indentString = indentString.slice(0, cursor.column);

        var tokens = this.tokenizeTmSnippet(snippetText);
        tokens = this.resolveVariables(tokens, editor);
        tokens = tokens.map(function(x) {
            if (x == "\n")
                return x + indentString;
            if (typeof x == "string")
                return x.replace(/\t/g, tabString);
            return x;
        });
        var tabstops = [];
        tokens.forEach(function(p, i) {
            if (typeof p != "object")
                return;
            var id = p.tabstopId;
            var ts = tabstops[id];
            if (!ts) {
                ts = tabstops[id] = [];
                ts.index = id;
                ts.value = "";
            }
            if (ts.indexOf(p) !== -1)
                return;
            ts.push(p);
            var i1 = tokens.indexOf(p, i + 1);
            if (i1 === -1)
                return;

            var value = tokens.slice(i + 1, i1);
            var isNested = value.some(function(t) {return typeof t === "object"});          
            if (isNested && !ts.value) {
                ts.value = value;
            } else if (value.length && (!ts.value || typeof ts.value !== "string")) {
                ts.value = value.join("");
            }
        });
        tabstops.forEach(function(ts) {ts.length = 0});
        var expanding = {};
        function copyValue(val) {
            var copy = [];
            for (var i = 0; i < val.length; i++) {
                var p = val[i];
                if (typeof p == "object") {
                    if (expanding[p.tabstopId])
                        continue;
                    var j = val.lastIndexOf(p, i - 1);
                    p = copy[j] || {tabstopId: p.tabstopId};
                }
                copy[i] = p;
            }
            return copy;
        }
        for (var i = 0; i < tokens.length; i++) {
            var p = tokens[i];
            if (typeof p != "object")
                continue;
            var id = p.tabstopId;
            var i1 = tokens.indexOf(p, i + 1);
            if (expanding[id]) {
                if (expanding[id] === p)
                    expanding[id] = null;
                continue;
            }
            
            var ts = tabstops[id];
            var arg = typeof ts.value == "string" ? [ts.value] : copyValue(ts.value);
            arg.unshift(i + 1, Math.max(0, i1 - i));
            arg.push(p);
            expanding[id] = p;
            tokens.splice.apply(tokens, arg);

            if (ts.indexOf(p) === -1)
                ts.push(p);
        }
        var row = 0, column = 0;
        var text = "";
        tokens.forEach(function(t) {
            if (typeof t === "string") {
                if (t[0] === "\n"){
                    column = t.length - 1;
                    row ++;
                } else
                    column += t.length;
                text += t;
            } else {
                if (!t.start)
                    t.start = {row: row, column: column};
                else
                    t.end = {row: row, column: column};
            }
        });
        var range = editor.getSelectionRange();
        var end = editor.session.replace(range, text);

        var tabstopManager = new TabstopManager(editor);
        var selectionId = editor.inVirtualSelectionMode && editor.selection.index;
        tabstopManager.addTabstops(tabstops, range.start, end, selectionId);
    };
    
    this.insertSnippet = function(editor, snippetText) {
        var self = this;
        if (editor.inVirtualSelectionMode)
            return self.insertSnippetForSelection(editor, snippetText);
        
        editor.forEachSelection(function() {
            self.insertSnippetForSelection(editor, snippetText);
        }, null, {keepOrder: true});
        
        if (editor.tabstopManager)
            editor.tabstopManager.tabNext();
    };

    this.$getScope = function(editor) {
        var scope = editor.session.$mode.$id || "";
        scope = scope.split("/").pop();
        if (scope === "html" || scope === "php") {
            if (scope === "php" && !editor.session.$mode.inlinePhp) 
                scope = "html";
            var c = editor.getCursorPosition();
            var state = editor.session.getState(c.row);
            if (typeof state === "object") {
                state = state[0];
            }
            if (state.substring) {
                if (state.substring(0, 3) == "js-")
                    scope = "javascript";
                else if (state.substring(0, 4) == "css-")
                    scope = "css";
                else if (state.substring(0, 4) == "php-")
                    scope = "php";
            }
        }
        
        return scope;
    };

    this.getActiveScopes = function(editor) {
        var scope = this.$getScope(editor);
        var scopes = [scope];
        var snippetMap = this.snippetMap;
        if (snippetMap[scope] && snippetMap[scope].includeScopes) {
            scopes.push.apply(scopes, snippetMap[scope].includeScopes);
        }
        scopes.push("_");
        return scopes;
    };

    this.expandWithTab = function(editor, options) {
        var self = this;
        var result = editor.forEachSelection(function() {
            return self.expandSnippetForSelection(editor, options);
        }, null, {keepOrder: true});
        if (result && editor.tabstopManager)
            editor.tabstopManager.tabNext();
        return result;
    };
    
    this.expandSnippetForSelection = function(editor, options) {
        var cursor = editor.getCursorPosition();
        var line = editor.session.getLine(cursor.row);
        var before = line.substring(0, cursor.column);
        var after = line.substr(cursor.column);

        var snippetMap = this.snippetMap;
        var snippet;
        this.getActiveScopes(editor).some(function(scope) {
            var snippets = snippetMap[scope];
            if (snippets)
                snippet = this.findMatchingSnippet(snippets, before, after);
            return !!snippet;
        }, this);
        if (!snippet)
            return false;
        if (options && options.dryRun)
            return true;
        editor.session.doc.removeInLine(cursor.row,
            cursor.column - snippet.replaceBefore.length,
            cursor.column + snippet.replaceAfter.length
        );

        this.variables.M__ = snippet.matchBefore;
        this.variables.T__ = snippet.matchAfter;
        this.insertSnippetForSelection(editor, snippet.content);

        this.variables.M__ = this.variables.T__ = null;
        return true;
    };

    this.findMatchingSnippet = function(snippetList, before, after) {
        for (var i = snippetList.length; i--;) {
            var s = snippetList[i];
            if (s.startRe && !s.startRe.test(before))
                continue;
            if (s.endRe && !s.endRe.test(after))
                continue;
            if (!s.startRe && !s.endRe)
                continue;

            s.matchBefore = s.startRe ? s.startRe.exec(before) : [""];
            s.matchAfter = s.endRe ? s.endRe.exec(after) : [""];
            s.replaceBefore = s.triggerRe ? s.triggerRe.exec(before)[0] : "";
            s.replaceAfter = s.endTriggerRe ? s.endTriggerRe.exec(after)[0] : "";
            return s;
        }
    };

    this.snippetMap = {};
    this.snippetNameMap = {};
    this.register = function(snippets, scope) {
        var snippetMap = this.snippetMap;
        var snippetNameMap = this.snippetNameMap;
        var self = this;
        
        if (!snippets) 
            snippets = [];
        
        function wrapRegexp(src) {
            if (src && !/^\^?\(.*\)\$?$|^\\b$/.test(src))
                src = "(?:" + src + ")";

            return src || "";
        }
        function guardedRegexp(re, guard, opening) {
            re = wrapRegexp(re);
            guard = wrapRegexp(guard);
            if (opening) {
                re = guard + re;
                if (re && re[re.length - 1] != "$")
                    re = re + "$";
            } else {
                re = re + guard;
                if (re && re[0] != "^")
                    re = "^" + re;
            }
            return new RegExp(re);
        }

        function addSnippet(s) {
            if (!s.scope)
                s.scope = scope || "_";
            scope = s.scope;
            if (!snippetMap[scope]) {
                snippetMap[scope] = [];
                snippetNameMap[scope] = {};
            }

            var map = snippetNameMap[scope];
            if (s.name) {
                var old = map[s.name];
                if (old)
                    self.unregister(old);
                map[s.name] = s;
            }
            snippetMap[scope].push(s);

            if (s.tabTrigger && !s.trigger) {
                if (!s.guard && /^\w/.test(s.tabTrigger))
                    s.guard = "\\b";
                s.trigger = lang.escapeRegExp(s.tabTrigger);
            }
            
            if (!s.trigger && !s.guard && !s.endTrigger && !s.endGuard)
                return;
            
            s.startRe = guardedRegexp(s.trigger, s.guard, true);
            s.triggerRe = new RegExp(s.trigger, "", true);

            s.endRe = guardedRegexp(s.endTrigger, s.endGuard, true);
            s.endTriggerRe = new RegExp(s.endTrigger, "", true);
        }

        if (snippets && snippets.content)
            addSnippet(snippets);
        else if (Array.isArray(snippets))
            snippets.forEach(addSnippet);
        
        this._signal("registerSnippets", {scope: scope});
    };
    this.unregister = function(snippets, scope) {
        var snippetMap = this.snippetMap;
        var snippetNameMap = this.snippetNameMap;

        function removeSnippet(s) {
            var nameMap = snippetNameMap[s.scope||scope];
            if (nameMap && nameMap[s.name]) {
                delete nameMap[s.name];
                var map = snippetMap[s.scope||scope];
                var i = map && map.indexOf(s);
                if (i >= 0)
                    map.splice(i, 1);
            }
        }
        if (snippets.content)
            removeSnippet(snippets);
        else if (Array.isArray(snippets))
            snippets.forEach(removeSnippet);
    };
    this.parseSnippetFile = function(str) {
        str = str.replace(/\r/g, "");
        var list = [], snippet = {};
        var re = /^#.*|^({[\s\S]*})\s*$|^(\S+) (.*)$|^((?:\n*\t.*)+)/gm;
        var m;
        while (m = re.exec(str)) {
            if (m[1]) {
                try {
                    snippet = JSON.parse(m[1]);
                    list.push(snippet);
                } catch (e) {}
            } if (m[4]) {
                snippet.content = m[4].replace(/^\t/gm, "");
                list.push(snippet);
                snippet = {};
            } else {
                var key = m[2], val = m[3];
                if (key == "regex") {
                    var guardRe = /\/((?:[^\/\\]|\\.)*)|$/g;
                    snippet.guard = guardRe.exec(val)[1];
                    snippet.trigger = guardRe.exec(val)[1];
                    snippet.endTrigger = guardRe.exec(val)[1];
                    snippet.endGuard = guardRe.exec(val)[1];
                } else if (key == "snippet") {
                    snippet.tabTrigger = val.match(/^\S*/)[0];
                    if (!snippet.name)
                        snippet.name = val;
                } else {
                    snippet[key] = val;
                }
            }
        }
        return list;
    };
    this.getSnippetByName = function(name, editor) {
        var snippetMap = this.snippetNameMap;
        var snippet;
        this.getActiveScopes(editor).some(function(scope) {
            var snippets = snippetMap[scope];
            if (snippets)
                snippet = snippets[name];
            return !!snippet;
        }, this);
        return snippet;
    };

}).call(SnippetManager.prototype);


var TabstopManager = function(editor) {
    if (editor.tabstopManager)
        return editor.tabstopManager;
    editor.tabstopManager = this;
    this.$onChange = this.onChange.bind(this);
    this.$onChangeSelection = lang.delayedCall(this.onChangeSelection.bind(this)).schedule;
    this.$onChangeSession = this.onChangeSession.bind(this);
    this.$onAfterExec = this.onAfterExec.bind(this);
    this.attach(editor);
};
(function() {
    this.attach = function(editor) {
        this.index = 0;
        this.ranges = [];
        this.tabstops = [];
        this.$openTabstops = null;
        this.selectedTabstop = null;

        this.editor = editor;
        this.editor.on("change", this.$onChange);
        this.editor.on("changeSelection", this.$onChangeSelection);
        this.editor.on("changeSession", this.$onChangeSession);
        this.editor.commands.on("afterExec", this.$onAfterExec);
        this.editor.keyBinding.addKeyboardHandler(this.keyboardHandler);
    };
    this.detach = function() {
        this.tabstops.forEach(this.removeTabstopMarkers, this);
        this.ranges = null;
        this.tabstops = null;
        this.selectedTabstop = null;
        this.editor.removeListener("change", this.$onChange);
        this.editor.removeListener("changeSelection", this.$onChangeSelection);
        this.editor.removeListener("changeSession", this.$onChangeSession);
        this.editor.commands.removeListener("afterExec", this.$onAfterExec);
        this.editor.keyBinding.removeKeyboardHandler(this.keyboardHandler);
        this.editor.tabstopManager = null;
        this.editor = null;
    };

    this.onChange = function(delta) {
        var changeRange = delta;
        var isRemove = delta.action[0] == "r";
        var start = delta.start;
        var end = delta.end;
        var startRow = start.row;
        var endRow = end.row;
        var lineDif = endRow - startRow;
        var colDiff = end.column - start.column;

        if (isRemove) {
            lineDif = -lineDif;
            colDiff = -colDiff;
        }
        if (!this.$inChange && isRemove) {
            var ts = this.selectedTabstop;
            var changedOutside = ts && !ts.some(function(r) {
                return comparePoints(r.start, start) <= 0 && comparePoints(r.end, end) >= 0;
            });
            if (changedOutside)
                return this.detach();
        }
        var ranges = this.ranges;
        for (var i = 0; i < ranges.length; i++) {
            var r = ranges[i];
            if (r.end.row < start.row)
                continue;

            if (isRemove && comparePoints(start, r.start) < 0 && comparePoints(end, r.end) > 0) {
                this.removeRange(r);
                i--;
                continue;
            }

            if (r.start.row == startRow && r.start.column > start.column)
                r.start.column += colDiff;
            if (r.end.row == startRow && r.end.column >= start.column)
                r.end.column += colDiff;
            if (r.start.row >= startRow)
                r.start.row += lineDif;
            if (r.end.row >= startRow)
                r.end.row += lineDif;

            if (comparePoints(r.start, r.end) > 0)
                this.removeRange(r);
        }
        if (!ranges.length)
            this.detach();
    };
    this.updateLinkedFields = function() {
        var ts = this.selectedTabstop;
        if (!ts || !ts.hasLinkedRanges)
            return;
        this.$inChange = true;
        var session = this.editor.session;
        var text = session.getTextRange(ts.firstNonLinked);
        for (var i = ts.length; i--;) {
            var range = ts[i];
            if (!range.linked)
                continue;
            var fmt = exports.snippetManager.tmStrFormat(text, range.original);
            session.replace(range, fmt);
        }
        this.$inChange = false;
    };
    this.onAfterExec = function(e) {
        if (e.command && !e.command.readOnly)
            this.updateLinkedFields();
    };
    this.onChangeSelection = function() {
        if (!this.editor)
            return;
        var lead = this.editor.selection.lead;
        var anchor = this.editor.selection.anchor;
        var isEmpty = this.editor.selection.isEmpty();
        for (var i = this.ranges.length; i--;) {
            if (this.ranges[i].linked)
                continue;
            var containsLead = this.ranges[i].contains(lead.row, lead.column);
            var containsAnchor = isEmpty || this.ranges[i].contains(anchor.row, anchor.column);
            if (containsLead && containsAnchor)
                return;
        }
        this.detach();
    };
    this.onChangeSession = function() {
        this.detach();
    };
    this.tabNext = function(dir) {
        var max = this.tabstops.length;
        var index = this.index + (dir || 1);
        index = Math.min(Math.max(index, 1), max);
        if (index == max)
            index = 0;
        this.selectTabstop(index);
        if (index === 0)
            this.detach();
    };
    this.selectTabstop = function(index) {
        this.$openTabstops = null;
        var ts = this.tabstops[this.index];
        if (ts)
            this.addTabstopMarkers(ts);
        this.index = index;
        ts = this.tabstops[this.index];
        if (!ts || !ts.length)
            return;
        
        this.selectedTabstop = ts;
        if (!this.editor.inVirtualSelectionMode) {        
            var sel = this.editor.multiSelect;
            sel.toSingleRange(ts.firstNonLinked.clone());
            for (var i = ts.length; i--;) {
                if (ts.hasLinkedRanges && ts[i].linked)
                    continue;
                sel.addRange(ts[i].clone(), true);
            }
            if (sel.ranges[0])
                sel.addRange(sel.ranges[0].clone());
        } else {
            this.editor.selection.setRange(ts.firstNonLinked);
        }
        
        this.editor.keyBinding.addKeyboardHandler(this.keyboardHandler);
    };
    this.addTabstops = function(tabstops, start, end) {
        if (!this.$openTabstops)
            this.$openTabstops = [];
        if (!tabstops[0]) {
            var p = Range.fromPoints(end, end);
            moveRelative(p.start, start);
            moveRelative(p.end, start);
            tabstops[0] = [p];
            tabstops[0].index = 0;
        }

        var i = this.index;
        var arg = [i + 1, 0];
        var ranges = this.ranges;
        tabstops.forEach(function(ts, index) {
            var dest = this.$openTabstops[index] || ts;
                
            for (var i = ts.length; i--;) {
                var p = ts[i];
                var range = Range.fromPoints(p.start, p.end || p.start);
                movePoint(range.start, start);
                movePoint(range.end, start);
                range.original = p;
                range.tabstop = dest;
                ranges.push(range);
                if (dest != ts)
                    dest.unshift(range);
                else
                    dest[i] = range;
                if (p.fmtString) {
                    range.linked = true;
                    dest.hasLinkedRanges = true;
                } else if (!dest.firstNonLinked)
                    dest.firstNonLinked = range;
            }
            if (!dest.firstNonLinked)
                dest.hasLinkedRanges = false;
            if (dest === ts) {
                arg.push(dest);
                this.$openTabstops[index] = dest;
            }
            this.addTabstopMarkers(dest);
        }, this);
        
        if (arg.length > 2) {
            if (this.tabstops.length)
                arg.push(arg.splice(2, 1)[0]);
            this.tabstops.splice.apply(this.tabstops, arg);
        }
    };

    this.addTabstopMarkers = function(ts) {
        var session = this.editor.session;
        ts.forEach(function(range) {
            if  (!range.markerId)
                range.markerId = session.addMarker(range, "ace_snippet-marker", "text");
        });
    };
    this.removeTabstopMarkers = function(ts) {
        var session = this.editor.session;
        ts.forEach(function(range) {
            session.removeMarker(range.markerId);
            range.markerId = null;
        });
    };
    this.removeRange = function(range) {
        var i = range.tabstop.indexOf(range);
        range.tabstop.splice(i, 1);
        i = this.ranges.indexOf(range);
        this.ranges.splice(i, 1);
        this.editor.session.removeMarker(range.markerId);
        if (!range.tabstop.length) {
            i = this.tabstops.indexOf(range.tabstop);
            if (i != -1)
                this.tabstops.splice(i, 1);
            if (!this.tabstops.length)
                this.detach();
        }
    };

    this.keyboardHandler = new HashHandler();
    this.keyboardHandler.bindKeys({
        "Tab": function(ed) {
            if (exports.snippetManager && exports.snippetManager.expandWithTab(ed)) {
                return;
            }

            ed.tabstopManager.tabNext(1);
        },
        "Shift-Tab": function(ed) {
            ed.tabstopManager.tabNext(-1);
        },
        "Esc": function(ed) {
            ed.tabstopManager.detach();
        },
        "Return": function(ed) {
            return false;
        }
    });
}).call(TabstopManager.prototype);



var changeTracker = {};
changeTracker.onChange = Anchor.prototype.onChange;
changeTracker.setPosition = function(row, column) {
    this.pos.row = row;
    this.pos.column = column;
};
changeTracker.update = function(pos, delta, $insertRight) {
    this.$insertRight = $insertRight;
    this.pos = pos; 
    this.onChange(delta);
};

var movePoint = function(point, diff) {
    if (point.row == 0)
        point.column += diff.column;
    point.row += diff.row;
};

var moveRelative = function(point, start) {
    if (point.row == start.row)
        point.column -= start.column;
    point.row -= start.row;
};


require("./lib/dom").importCssString("\
.ace_snippet-marker {\
    -moz-box-sizing: border-box;\
    box-sizing: border-box;\
    background: rgba(194, 193, 208, 0.09);\
    border: 1px dotted rgba(211, 208, 235, 0.62);\
    position: absolute;\
}");

exports.snippetManager = new SnippetManager();


var Editor = require("./editor").Editor;
(function() {
    this.insertSnippet = function(content, options) {
        return exports.snippetManager.insertSnippet(this, content, options);
    };
    this.expandSnippet = function(options) {
        return exports.snippetManager.expandWithTab(this, options);
    };
}).call(Editor.prototype);

});

define("ace/ext/emmet",["require","exports","module","ace/keyboard/hash_handler","ace/editor","ace/snippets","ace/range","resources","resources","range","tabStops","resources","utils","actions","ace/config","ace/config"], function(require, exports, module) {
"use strict";
var HashHandler = require("ace/keyboard/hash_handler").HashHandler;
var Editor = require("ace/editor").Editor;
var snippetManager = require("ace/snippets").snippetManager;
var Range = require("ace/range").Range;
var emmet, emmetPath;
function AceEmmetEditor() {}

AceEmmetEditor.prototype = {
    setupContext: function(editor) {
        this.ace = editor;
        this.indentation = editor.session.getTabString();
        if (!emmet)
            emmet = window.emmet;
        emmet.require("resources").setVariable("indentation", this.indentation);
        this.$syntax = null;
        this.$syntax = this.getSyntax();
    },
    getSelectionRange: function() {
        var range = this.ace.getSelectionRange();
        var doc = this.ace.session.doc;
        return {
            start: doc.positionToIndex(range.start),
            end: doc.positionToIndex(range.end)
        };
    },
    createSelection: function(start, end) {
        var doc = this.ace.session.doc;
        this.ace.selection.setRange({
            start: doc.indexToPosition(start),
            end: doc.indexToPosition(end)
        });
    },
    getCurrentLineRange: function() {
        var ace = this.ace;
        var row = ace.getCursorPosition().row;
        var lineLength = ace.session.getLine(row).length;
        var index = ace.session.doc.positionToIndex({row: row, column: 0});
        return {
            start: index,
            end: index + lineLength
        };
    },
    getCaretPos: function(){
        var pos = this.ace.getCursorPosition();
        return this.ace.session.doc.positionToIndex(pos);
    },
    setCaretPos: function(index){
        var pos = this.ace.session.doc.indexToPosition(index);
        this.ace.selection.moveToPosition(pos);
    },
    getCurrentLine: function() {
        var row = this.ace.getCursorPosition().row;
        return this.ace.session.getLine(row);
    },
    replaceContent: function(value, start, end, noIndent) {
        if (end == null)
            end = start == null ? this.getContent().length : start;
        if (start == null)
            start = 0;        
        
        var editor = this.ace;
        var doc = editor.session.doc;
        var range = Range.fromPoints(doc.indexToPosition(start), doc.indexToPosition(end));
        editor.session.remove(range);
        
        range.end = range.start;
        
        value = this.$updateTabstops(value);
        snippetManager.insertSnippet(editor, value);
    },
    getContent: function(){
        return this.ace.getValue();
    },
    getSyntax: function() {
        if (this.$syntax)
            return this.$syntax;
        var syntax = this.ace.session.$modeId.split("/").pop();
        if (syntax == "html" || syntax == "php") {
            var cursor = this.ace.getCursorPosition();
            var state = this.ace.session.getState(cursor.row);
            if (typeof state != "string")
                state = state[0];
            if (state) {
                state = state.split("-");
                if (state.length > 1)
                    syntax = state[0];
                else if (syntax == "php")
                    syntax = "html";
            }
        }
        return syntax;
    },
    getProfileName: function() {
        switch (this.getSyntax()) {
          case "css": return "css";
          case "xml":
          case "xsl":
            return "xml";
          case "html":
            var profile = emmet.require("resources").getVariable("profile");
            if (!profile)
                profile = this.ace.session.getLines(0,2).join("").search(/<!DOCTYPE[^>]+XHTML/i) != -1 ? "xhtml": "html";
            return profile;
          default:
            var mode = this.ace.session.$mode;
            return mode.emmetConfig && mode.emmetConfig.profile || "xhtml";
        }
    },
    prompt: function(title) {
        return prompt(title);
    },
    getSelection: function() {
        return this.ace.session.getTextRange();
    },
    getFilePath: function() {
        return "";
    },
    $updateTabstops: function(value) {
        var base = 1000;
        var zeroBase = 0;
        var lastZero = null;
        var range = emmet.require('range');
        var ts = emmet.require('tabStops');
        var settings = emmet.require('resources').getVocabulary("user");
        var tabstopOptions = {
            tabstop: function(data) {
                var group = parseInt(data.group, 10);
                var isZero = group === 0;
                if (isZero)
                    group = ++zeroBase;
                else
                    group += base;

                var placeholder = data.placeholder;
                if (placeholder) {
                    placeholder = ts.processText(placeholder, tabstopOptions);
                }

                var result = '${' + group + (placeholder ? ':' + placeholder : '') + '}';

                if (isZero) {
                    lastZero = range.create(data.start, result);
                }

                return result;
            },
            escape: function(ch) {
                if (ch == '$') return '\\$';
                if (ch == '\\') return '\\\\';
                return ch;
            }
        };

        value = ts.processText(value, tabstopOptions);

        if (settings.variables['insert_final_tabstop'] && !/\$\{0\}$/.test(value)) {
            value += '${0}';
        } else if (lastZero) {
            value = emmet.require('utils').replaceSubstring(value, '${0}', lastZero);
        }
        
        return value;
    }
};


var keymap = {
    expand_abbreviation: {"mac": "ctrl+alt+e", "win": "alt+e"},
    match_pair_outward: {"mac": "ctrl+d", "win": "ctrl+,"},
    match_pair_inward: {"mac": "ctrl+j", "win": "ctrl+shift+0"},
    matching_pair: {"mac": "ctrl+alt+j", "win": "alt+j"},
    next_edit_point: "alt+right",
    prev_edit_point: "alt+left",
    toggle_comment: {"mac": "command+/", "win": "ctrl+/"},
    split_join_tag: {"mac": "shift+command+'", "win": "shift+ctrl+`"},
    remove_tag: {"mac": "command+'", "win": "shift+ctrl+;"},
    evaluate_math_expression: {"mac": "shift+command+y", "win": "shift+ctrl+y"},
    increment_number_by_1: "ctrl+up",
    decrement_number_by_1: "ctrl+down",
    increment_number_by_01: "alt+up",
    decrement_number_by_01: "alt+down",
    increment_number_by_10: {"mac": "alt+command+up", "win": "shift+alt+up"},
    decrement_number_by_10: {"mac": "alt+command+down", "win": "shift+alt+down"},
    select_next_item: {"mac": "shift+command+.", "win": "shift+ctrl+."},
    select_previous_item: {"mac": "shift+command+,", "win": "shift+ctrl+,"},
    reflect_css_value: {"mac": "shift+command+r", "win": "shift+ctrl+r"},

    encode_decode_data_url: {"mac": "shift+ctrl+d", "win": "ctrl+'"},
    expand_abbreviation_with_tab: "Tab",
    wrap_with_abbreviation: {"mac": "shift+ctrl+a", "win": "shift+ctrl+a"}
};

var editorProxy = new AceEmmetEditor();
exports.commands = new HashHandler();
exports.runEmmetCommand = function runEmmetCommand(editor) {
    try {
        editorProxy.setupContext(editor);
        var actions = emmet.require("actions");
    
        if (this.action == "expand_abbreviation_with_tab") {
            if (!editor.selection.isEmpty())
                return false;
            var pos = editor.selection.lead;
            var token = editor.session.getTokenAt(pos.row, pos.column);
            if (token && /\btag\b/.test(token.type))
                return false;
        }
        
        if (this.action == "wrap_with_abbreviation") {
            return setTimeout(function() {
                actions.run("wrap_with_abbreviation", editorProxy);
            }, 0);
        }
        
        var result = actions.run(this.action, editorProxy);
    } catch(e) {
        if (!emmet) {
            load(runEmmetCommand.bind(this, editor));
            return true;
        }
        editor._signal("changeStatus", typeof e == "string" ? e : e.message);
        console.log(e);
        result = false;
    }
    return result;
};

for (var command in keymap) {
    exports.commands.addCommand({
        name: "emmet:" + command,
        action: command,
        bindKey: keymap[command],
        exec: exports.runEmmetCommand,
        multiSelectAction: "forEach"
    });
}

exports.updateCommands = function(editor, enabled) {
    if (enabled) {
        editor.keyBinding.addKeyboardHandler(exports.commands);
    } else {
        editor.keyBinding.removeKeyboardHandler(exports.commands);
    }
};

exports.isSupportedMode = function(mode) {
    if (!mode) return false;
    if (mode.emmetConfig) return true;
    var id = mode.$id || mode;
    return /css|less|scss|sass|stylus|html|php|twig|ejs|handlebars/.test(id);
};

exports.isAvailable = function(editor, command) {
    if (/(evaluate_math_expression|expand_abbreviation)$/.test(command))
        return true;
    var mode = editor.session.$mode;
    var isSupported = exports.isSupportedMode(mode);
    if (isSupported && mode.$modes) {
        try {
            editorProxy.setupContext(editor);
            if (/js|php/.test(editorProxy.getSyntax()))
                isSupported = false;
        } catch(e) {}
    }
    return isSupported;
}

var onChangeMode = function(e, target) {
    var editor = target;
    if (!editor)
        return;
    var enabled = exports.isSupportedMode(editor.session.$mode);
    if (e.enableEmmet === false)
        enabled = false;
    if (enabled)
        load();
    exports.updateCommands(editor, enabled);
};

var load = function(cb) {
    if (typeof emmetPath == "string") {
        require("ace/config").loadModule(emmetPath, function() {
            emmetPath = null;
            cb && cb();
        });
    }
};

exports.AceEmmetEditor = AceEmmetEditor;
require("ace/config").defineOptions(Editor.prototype, "editor", {
    enableEmmet: {
        set: function(val) {
            this[val ? "on" : "removeListener"]("changeMode", onChangeMode);
            onChangeMode({enableEmmet: !!val}, this);
        },
        value: true
    }
});

exports.setCore = function(e) {
    if (typeof e == "string")
       emmetPath = e;
    else
       emmet = e;
};
});

define("ace/autocomplete/popup",["require","exports","module","ace/virtual_renderer","ace/editor","ace/range","ace/lib/event","ace/lib/lang","ace/lib/dom"], function(require, exports, module) {
"use strict";

var Renderer = require("../virtual_renderer").VirtualRenderer;
var Editor = require("../editor").Editor;
var Range = require("../range").Range;
var event = require("../lib/event");
var lang = require("../lib/lang");
var dom = require("../lib/dom");

var $singleLineEditor = function(el) {
    var renderer = new Renderer(el);

    renderer.$maxLines = 4;

    var editor = new Editor(renderer);

    editor.setHighlightActiveLine(false);
    editor.setShowPrintMargin(false);
    editor.renderer.setShowGutter(false);
    editor.renderer.setHighlightGutterLine(false);

    editor.$mouseHandler.$focusWaitTimout = 0;
    editor.$highlightTagPending = true;

    return editor;
};

var AcePopup = function(parentNode) {
    var el = dom.createElement("div");
    var popup = new $singleLineEditor(el);

    if (parentNode)
        parentNode.appendChild(el);
    el.style.display = "none";
    popup.renderer.content.style.cursor = "default";
    popup.renderer.setStyle("ace_autocomplete");

    popup.setOption("displayIndentGuides", false);
    popup.setOption("dragDelay", 150);

    var noop = function(){};

    popup.focus = noop;
    popup.$isFocused = true;

    popup.renderer.$cursorLayer.restartTimer = noop;
    popup.renderer.$cursorLayer.element.style.opacity = 0;

    popup.renderer.$maxLines = 8;
    popup.renderer.$keepTextAreaAtCursor = false;

    popup.setHighlightActiveLine(false);
    popup.session.highlight("");
    popup.session.$searchHighlight.clazz = "ace_highlight-marker";

    popup.on("mousedown", function(e) {
        var pos = e.getDocumentPosition();
        popup.selection.moveToPosition(pos);
        selectionMarker.start.row = selectionMarker.end.row = pos.row;
        e.stop();
    });

    var lastMouseEvent;
    var hoverMarker = new Range(-1,0,-1,Infinity);
    var selectionMarker = new Range(-1,0,-1,Infinity);
    selectionMarker.id = popup.session.addMarker(selectionMarker, "ace_active-line", "fullLine");
    popup.setSelectOnHover = function(val) {
        if (!val) {
            hoverMarker.id = popup.session.addMarker(hoverMarker, "ace_line-hover", "fullLine");
        } else if (hoverMarker.id) {
            popup.session.removeMarker(hoverMarker.id);
            hoverMarker.id = null;
        }
    };
    popup.setSelectOnHover(false);
    popup.on("mousemove", function(e) {
        if (!lastMouseEvent) {
            lastMouseEvent = e;
            return;
        }
        if (lastMouseEvent.x == e.x && lastMouseEvent.y == e.y) {
            return;
        }
        lastMouseEvent = e;
        lastMouseEvent.scrollTop = popup.renderer.scrollTop;
        var row = lastMouseEvent.getDocumentPosition().row;
        if (hoverMarker.start.row != row) {
            if (!hoverMarker.id)
                popup.setRow(row);
            setHoverMarker(row);
        }
    });
    popup.renderer.on("beforeRender", function() {
        if (lastMouseEvent && hoverMarker.start.row != -1) {
            lastMouseEvent.$pos = null;
            var row = lastMouseEvent.getDocumentPosition().row;
            if (!hoverMarker.id)
                popup.setRow(row);
            setHoverMarker(row, true);
        }
    });
    popup.renderer.on("afterRender", function() {
        var row = popup.getRow();
        var t = popup.renderer.$textLayer;
        var selected = t.element.childNodes[row - t.config.firstRow];
        if (selected == t.selectedNode)
            return;
        if (t.selectedNode)
            dom.removeCssClass(t.selectedNode, "ace_selected");
        t.selectedNode = selected;
        if (selected)
            dom.addCssClass(selected, "ace_selected");
    });
    var hideHoverMarker = function() { setHoverMarker(-1) };
    var setHoverMarker = function(row, suppressRedraw) {
        if (row !== hoverMarker.start.row) {
            hoverMarker.start.row = hoverMarker.end.row = row;
            if (!suppressRedraw)
                popup.session._emit("changeBackMarker");
            popup._emit("changeHoverMarker");
        }
    };
    popup.getHoveredRow = function() {
        return hoverMarker.start.row;
    };

    event.addListener(popup.container, "mouseout", hideHoverMarker);
    popup.on("hide", hideHoverMarker);
    popup.on("changeSelection", hideHoverMarker);

    popup.session.doc.getLength = function() {
        return popup.data.length;
    };
    popup.session.doc.getLine = function(i) {
        var data = popup.data[i];
        if (typeof data == "string")
            return data;
        return (data && data.value) || "";
    };

    var bgTokenizer = popup.session.bgTokenizer;
    bgTokenizer.$tokenizeRow = function(row) {
        var data = popup.data[row];
        var tokens = [];
        if (!data)
            return tokens;
        if (typeof data == "string")
            data = {value: data};
        if (!data.caption)
            data.caption = data.value || data.name;

        var last = -1;
        var flag, c;
        for (var i = 0; i < data.caption.length; i++) {
            c = data.caption[i];
            flag = data.matchMask & (1 << i) ? 1 : 0;
            if (last !== flag) {
                tokens.push({type: data.className || "" + ( flag ? "completion-highlight" : ""), value: c});
                last = flag;
            } else {
                tokens[tokens.length - 1].value += c;
            }
        }

        if (data.meta) {
            var maxW = popup.renderer.$size.scrollerWidth / popup.renderer.layerConfig.characterWidth;
            var metaData = data.meta;
            if (metaData.length + data.caption.length > maxW - 2) {
                metaData = metaData.substr(0, maxW - data.caption.length - 3) + "\u2026"
            }
            tokens.push({type: "rightAlignedText", value: metaData});
        }
        return tokens;
    };
    bgTokenizer.$updateOnChange = noop;
    bgTokenizer.start = noop;

    popup.session.$computeWidth = function() {
        return this.screenWidth = 0;
    };

    popup.$blockScrolling = Infinity;
    popup.isOpen = false;
    popup.isTopdown = false;

    popup.data = [];
    popup.setData = function(list) {
        popup.setValue(lang.stringRepeat("\n", list.length), -1);
        popup.data = list || [];
        popup.setRow(0);
    };
    popup.getData = function(row) {
        return popup.data[row];
    };

    popup.getRow = function() {
        return selectionMarker.start.row;
    };
    popup.setRow = function(line) {
        line = Math.max(0, Math.min(this.data.length, line));
        if (selectionMarker.start.row != line) {
            popup.selection.clearSelection();
            selectionMarker.start.row = selectionMarker.end.row = line || 0;
            popup.session._emit("changeBackMarker");
            popup.moveCursorTo(line || 0, 0);
            if (popup.isOpen)
                popup._signal("select");
        }
    };

    popup.on("changeSelection", function() {
        if (popup.isOpen)
            popup.setRow(popup.selection.lead.row);
        popup.renderer.scrollCursorIntoView();
    });

    popup.hide = function() {
        this.container.style.display = "none";
        this._signal("hide");
        popup.isOpen = false;
    };
    popup.show = function(pos, lineHeight, topdownOnly) {
        var el = this.container;
        var screenHeight = window.innerHeight;
        var screenWidth = window.innerWidth;
        var renderer = this.renderer;
        var maxH = renderer.$maxLines * lineHeight * 1.4;
        var top = pos.top + this.$borderSize;
        var allowTopdown = top > screenHeight / 2 && !topdownOnly;
        if (allowTopdown && top + lineHeight + maxH > screenHeight) {
            renderer.$maxPixelHeight = top - 2 * this.$borderSize;
            el.style.top = "";
            el.style.bottom = screenHeight - top + "px";
            popup.isTopdown = false;
        } else {
            top += lineHeight;
            renderer.$maxPixelHeight = screenHeight - top - 0.2 * lineHeight;
            el.style.top = top + "px";
            el.style.bottom = "";
            popup.isTopdown = true;
        }

        el.style.display = "";
        this.renderer.$textLayer.checkForSizeChanges();

        var left = pos.left;
        if (left + el.offsetWidth > screenWidth)
            left = screenWidth - el.offsetWidth;

        el.style.left = left + "px";

        this._signal("show");
        lastMouseEvent = null;
        popup.isOpen = true;
    };

    popup.getTextLeftOffset = function() {
        return this.$borderSize + this.renderer.$padding + this.$imageSize;
    };

    popup.$imageSize = 0;
    popup.$borderSize = 1;

    return popup;
};

dom.importCssString("\
.ace_editor.ace_autocomplete .ace_marker-layer .ace_active-line {\
    background-color: #CAD6FA;\
    z-index: 1;\
}\
.ace_editor.ace_autocomplete .ace_line-hover {\
    border: 1px solid #abbffe;\
    margin-top: -1px;\
    background: rgba(233,233,253,0.4);\
}\
.ace_editor.ace_autocomplete .ace_line-hover {\
    position: absolute;\
    z-index: 2;\
}\
.ace_editor.ace_autocomplete .ace_scroller {\
   background: none;\
   border: none;\
   box-shadow: none;\
}\
.ace_rightAlignedText {\
    color: gray;\
    display: inline-block;\
    position: absolute;\
    right: 4px;\
    text-align: right;\
    z-index: -1;\
}\
.ace_editor.ace_autocomplete .ace_completion-highlight{\
    color: #000;\
    text-shadow: 0 0 0.01em;\
}\
.ace_editor.ace_autocomplete {\
    width: 280px;\
    z-index: 200000;\
    background: #fbfbfb;\
    color: #444;\
    border: 1px lightgray solid;\
    position: fixed;\
    box-shadow: 2px 3px 5px rgba(0,0,0,.2);\
    line-height: 1.4;\
}");

exports.AcePopup = AcePopup;

});

define("ace/autocomplete/util",["require","exports","module"], function(require, exports, module) {
"use strict";

exports.parForEach = function(array, fn, callback) {
    var completed = 0;
    var arLength = array.length;
    if (arLength === 0)
        callback();
    for (var i = 0; i < arLength; i++) {
        fn(array[i], function(result, err) {
            completed++;
            if (completed === arLength)
                callback(result, err);
        });
    }
};

var ID_REGEX = /[a-zA-Z_0-9\$\-\u00A2-\uFFFF]/;

exports.retrievePrecedingIdentifier = function(text, pos, regex) {
    regex = regex || ID_REGEX;
    var buf = [];
    for (var i = pos-1; i >= 0; i--) {
        if (regex.test(text[i]))
            buf.push(text[i]);
        else
            break;
    }
    return buf.reverse().join("");
};

exports.retrieveFollowingIdentifier = function(text, pos, regex) {
    regex = regex || ID_REGEX;
    var buf = [];
    for (var i = pos; i < text.length; i++) {
        if (regex.test(text[i]))
            buf.push(text[i]);
        else
            break;
    }
    return buf;
};

exports.getCompletionPrefix = function (editor) {
    var pos = editor.getCursorPosition();
    var line = editor.session.getLine(pos.row);
    var prefix;
    editor.completers.forEach(function(completer) {
        if (completer.identifierRegexps) {
            completer.identifierRegexps.forEach(function(identifierRegex) {
                if (!prefix && identifierRegex)
                    prefix = this.retrievePrecedingIdentifier(line, pos.column, identifierRegex);
            }.bind(this));
        }
    }.bind(this));
    return prefix || this.retrievePrecedingIdentifier(line, pos.column);
};

});

define("ace/autocomplete",["require","exports","module","ace/keyboard/hash_handler","ace/autocomplete/popup","ace/autocomplete/util","ace/lib/event","ace/lib/lang","ace/lib/dom","ace/snippets"], function(require, exports, module) {
"use strict";

var HashHandler = require("./keyboard/hash_handler").HashHandler;
var AcePopup = require("./autocomplete/popup").AcePopup;
var util = require("./autocomplete/util");
var event = require("./lib/event");
var lang = require("./lib/lang");
var dom = require("./lib/dom");
var snippetManager = require("./snippets").snippetManager;

var Autocomplete = function() {
    this.autoInsert = false;
    this.autoSelect = true;
    this.exactMatch = false;
    this.gatherCompletionsId = 0;
    this.keyboardHandler = new HashHandler();
    this.keyboardHandler.bindKeys(this.commands);

    this.blurListener = this.blurListener.bind(this);
    this.changeListener = this.changeListener.bind(this);
    this.mousedownListener = this.mousedownListener.bind(this);
    this.mousewheelListener = this.mousewheelListener.bind(this);

    this.changeTimer = lang.delayedCall(function() {
        this.updateCompletions(true);
    }.bind(this));

    this.tooltipTimer = lang.delayedCall(this.updateDocTooltip.bind(this), 50);
};

(function() {

    this.$init = function() {
        this.popup = new AcePopup(document.body || document.documentElement);
        this.popup.on("click", function(e) {
            this.insertMatch();
            e.stop();
        }.bind(this));
        this.popup.focus = this.editor.focus.bind(this.editor);
        this.popup.on("show", this.tooltipTimer.bind(null, null));
        this.popup.on("select", this.tooltipTimer.bind(null, null));
        this.popup.on("changeHoverMarker", this.tooltipTimer.bind(null, null));
        return this.popup;
    };

    this.getPopup = function() {
        return this.popup || this.$init();
    };

    this.openPopup = function(editor, prefix, keepPopupPosition) {
        if (!this.popup)
            this.$init();

        this.popup.setData(this.completions.filtered);

        editor.keyBinding.addKeyboardHandler(this.keyboardHandler);
        
        var renderer = editor.renderer;
        this.popup.setRow(this.autoSelect ? 0 : -1);
        if (!keepPopupPosition) {
            this.popup.setTheme("ace/theme/chrome");
            this.popup.setFontSize(editor.getFontSize());

            var lineHeight = renderer.layerConfig.lineHeight;

            var pos = renderer.$cursorLayer.getPixelPosition(this.base, true);
            pos.left -= this.popup.getTextLeftOffset();

            var rect = editor.container.getBoundingClientRect();
            pos.top += rect.top - renderer.layerConfig.offset;
            pos.left += rect.left - editor.renderer.scrollLeft;
            pos.left += renderer.gutterWidth;

            this.popup.show(pos, lineHeight);
        } else if (keepPopupPosition && !prefix) {
            this.detach();
        }
    };

    this.detach = function() {
        this.editor.keyBinding.removeKeyboardHandler(this.keyboardHandler);
        this.editor.off("changeSelection", this.changeListener);
        this.editor.off("blur", this.blurListener);
        this.editor.off("mousedown", this.mousedownListener);
        this.editor.off("mousewheel", this.mousewheelListener);
        this.changeTimer.cancel();
        this.hideDocTooltip();

        this.gatherCompletionsId += 1;
        if (this.popup && this.popup.isOpen)
            this.popup.hide();

        if (this.base)
            this.base.detach();
        this.activated = false;
        this.completions = this.base = null;
    };

    this.changeListener = function(e) {
        var cursor = this.editor.selection.lead;
        if (cursor.row != this.base.row || cursor.column < this.base.column) {
            this.detach();
        }
        if (this.activated)
            this.changeTimer.schedule();
        else
            this.detach();
    };

    this.blurListener = function(e) {
        var el = document.activeElement;
        var text = this.editor.textInput.getElement();
        var fromTooltip = e.relatedTarget && e.relatedTarget == this.tooltipNode;
        var container = this.popup && this.popup.container;
        if (el != text && el.parentNode != container && !fromTooltip
            && el != this.tooltipNode && e.relatedTarget != text
        ) {
            this.detach();
        }
    };

    this.mousedownListener = function(e) {
        this.detach();
    };

    this.mousewheelListener = function(e) {
        this.detach();
    };

    this.goTo = function(where) {
        var row = this.popup.getRow();
        var max = this.popup.session.getLength() - 1;

        switch(where) {
            case "up": row = row <= 0 ? max : row - 1; break;
            case "down": row = row >= max ? -1 : row + 1; break;
            case "start": row = 0; break;
            case "end": row = max; break;
        }

        this.popup.setRow(row);
    };

    this.insertMatch = function(data, options) {
        if (!data)
            data = this.popup.getData(this.popup.getRow());
        if (!data)
            return false;

        if (data.completer && data.completer.insertMatch) {
            data.completer.insertMatch(this.editor, data);
        } else {
            if (this.completions.filterText) {
                var ranges = this.editor.selection.getAllRanges();
                for (var i = 0, range; range = ranges[i]; i++) {
                    range.start.column -= this.completions.filterText.length;
                    this.editor.session.remove(range);
                }
            }
            if (data.snippet)
                snippetManager.insertSnippet(this.editor, data.snippet);
            else
                this.editor.execCommand("insertstring", data.value || data);
        }
        this.detach();
    };


    this.commands = {
        "Up": function(editor) { editor.completer.goTo("up"); },
        "Down": function(editor) { editor.completer.goTo("down"); },
        "Ctrl-Up|Ctrl-Home": function(editor) { editor.completer.goTo("start"); },
        "Ctrl-Down|Ctrl-End": function(editor) { editor.completer.goTo("end"); },

        "Esc": function(editor) { editor.completer.detach(); },
        "Return": function(editor) { return editor.completer.insertMatch(); },
        "Shift-Return": function(editor) { editor.completer.insertMatch(null, {deleteSuffix: true}); },
        "Tab": function(editor) {
            var result = editor.completer.insertMatch();
            if (!result && !editor.tabstopManager)
                editor.completer.goTo("down");
            else
                return result;
        },

        "PageUp": function(editor) { editor.completer.popup.gotoPageUp(); },
        "PageDown": function(editor) { editor.completer.popup.gotoPageDown(); }
    };

    this.gatherCompletions = function(editor, callback) {
        var session = editor.getSession();
        var pos = editor.getCursorPosition();

        var line = session.getLine(pos.row);
        var prefix = util.getCompletionPrefix(editor);

        this.base = session.doc.createAnchor(pos.row, pos.column - prefix.length);
        this.base.$insertRight = true;

        var matches = [];
        var total = editor.completers.length;
        editor.completers.forEach(function(completer, i) {
            completer.getCompletions(editor, session, pos, prefix, function(err, results) {
                if (!err && results)
                    matches = matches.concat(results);
                var pos = editor.getCursorPosition();
                var line = session.getLine(pos.row);
                callback(null, {
                    prefix: prefix,
                    matches: matches,
                    finished: (--total === 0)
                });
            });
        });
        return true;
    };

    this.showPopup = function(editor) {
        if (this.editor)
            this.detach();

        this.activated = true;

        this.editor = editor;
        if (editor.completer != this) {
            if (editor.completer)
                editor.completer.detach();
            editor.completer = this;
        }

        editor.on("changeSelection", this.changeListener);
        editor.on("blur", this.blurListener);
        editor.on("mousedown", this.mousedownListener);
        editor.on("mousewheel", this.mousewheelListener);

        this.updateCompletions();
    };

    this.updateCompletions = function(keepPopupPosition) {
        if (keepPopupPosition && this.base && this.completions) {
            var pos = this.editor.getCursorPosition();
            var prefix = this.editor.session.getTextRange({start: this.base, end: pos});
            if (prefix == this.completions.filterText)
                return;
            this.completions.setFilter(prefix);
            if (!this.completions.filtered.length)
                return this.detach();
            if (this.completions.filtered.length == 1
            && this.completions.filtered[0].value == prefix
            && !this.completions.filtered[0].snippet)
                return this.detach();
            this.openPopup(this.editor, prefix, keepPopupPosition);
            return;
        }
        var _id = this.gatherCompletionsId;
        this.gatherCompletions(this.editor, function(err, results) {
            var detachIfFinished = function() {
                if (!results.finished) return;
                return this.detach();
            }.bind(this);

            var prefix = results.prefix;
            var matches = results && results.matches;

            if (!matches || !matches.length)
                return detachIfFinished();
            if (prefix.indexOf(results.prefix) !== 0 || _id != this.gatherCompletionsId)
                return;

            this.completions = new FilteredList(matches);

            if (this.exactMatch)
                this.completions.exactMatch = true;

            this.completions.setFilter(prefix);
            var filtered = this.completions.filtered;
            if (!filtered.length)
                return detachIfFinished();
            if (filtered.length == 1 && filtered[0].value == prefix && !filtered[0].snippet)
                return detachIfFinished();
            if (this.autoInsert && filtered.length == 1 && results.finished)
                return this.insertMatch(filtered[0]);

            this.openPopup(this.editor, prefix, keepPopupPosition);
        }.bind(this));
    };

    this.cancelContextMenu = function() {
        this.editor.$mouseHandler.cancelContextMenu();
    };

    this.updateDocTooltip = function() {
        var popup = this.popup;
        var all = popup.data;
        var selected = all && (all[popup.getHoveredRow()] || all[popup.getRow()]);
        var doc = null;
        if (!selected || !this.editor || !this.popup.isOpen)
            return this.hideDocTooltip();
        this.editor.completers.some(function(completer) {
            if (completer.getDocTooltip)
                doc = completer.getDocTooltip(selected);
            return doc;
        });
        if (!doc)
            doc = selected;

        if (typeof doc == "string")
            doc = {docText: doc};
        if (!doc || !(doc.docHTML || doc.docText))
            return this.hideDocTooltip();
        this.showDocTooltip(doc);
    };

    this.showDocTooltip = function(item) {
        if (!this.tooltipNode) {
            this.tooltipNode = dom.createElement("div");
            this.tooltipNode.className = "ace_tooltip ace_doc-tooltip";
            this.tooltipNode.style.margin = 0;
            this.tooltipNode.style.pointerEvents = "auto";
            this.tooltipNode.tabIndex = -1;
            this.tooltipNode.onblur = this.blurListener.bind(this);
        }

        var tooltipNode = this.tooltipNode;
        if (item.docHTML) {
            tooltipNode.innerHTML = item.docHTML;
        } else if (item.docText) {
            tooltipNode.textContent = item.docText;
        }

        if (!tooltipNode.parentNode)
            document.body.appendChild(tooltipNode);
        var popup = this.popup;
        var rect = popup.container.getBoundingClientRect();
        tooltipNode.style.top = popup.container.style.top;
        tooltipNode.style.bottom = popup.container.style.bottom;

        if (window.innerWidth - rect.right < 320) {
            tooltipNode.style.right = window.innerWidth - rect.left + "px";
            tooltipNode.style.left = "";
        } else {
            tooltipNode.style.left = (rect.right + 1) + "px";
            tooltipNode.style.right = "";
        }
        tooltipNode.style.display = "block";
    };

    this.hideDocTooltip = function() {
        this.tooltipTimer.cancel();
        if (!this.tooltipNode) return;
        var el = this.tooltipNode;
        if (!this.editor.isFocused() && document.activeElement == el)
            this.editor.focus();
        this.tooltipNode = null;
        if (el.parentNode)
            el.parentNode.removeChild(el);
    };

}).call(Autocomplete.prototype);

Autocomplete.startCommand = {
    name: "startAutocomplete",
    exec: function(editor) {
        if (!editor.completer)
            editor.completer = new Autocomplete();
        editor.completer.autoInsert = false;
        editor.completer.autoSelect = true;
        editor.completer.showPopup(editor);
        editor.completer.cancelContextMenu();
    },
    bindKey: "Ctrl-Space|Ctrl-Shift-Space|Alt-Space"
};

var FilteredList = function(array, filterText) {
    this.all = array;
    this.filtered = array;
    this.filterText = filterText || "";
    this.exactMatch = false;
};
(function(){
    this.setFilter = function(str) {
        if (str.length > this.filterText && str.lastIndexOf(this.filterText, 0) === 0)
            var matches = this.filtered;
        else
            var matches = this.all;

        this.filterText = str;
        matches = this.filterCompletions(matches, this.filterText);
        matches = matches.sort(function(a, b) {
            return b.exactMatch - a.exactMatch || b.score - a.score;
        });
        var prev = null;
        matches = matches.filter(function(item){
            var caption = item.snippet || item.caption || item.value;
            if (caption === prev) return false;
            prev = caption;
            return true;
        });

        this.filtered = matches;
    };
    this.filterCompletions = function(items, needle) {
        var results = [];
        var upper = needle.toUpperCase();
        var lower = needle.toLowerCase();
        loop: for (var i = 0, item; item = items[i]; i++) {
            var caption = item.value || item.caption || item.snippet;
            if (!caption) continue;
            var lastIndex = -1;
            var matchMask = 0;
            var penalty = 0;
            var index, distance;

            if (this.exactMatch) {
                if (needle !== caption.substr(0, needle.length))
                    continue loop;
            }else{
                for (var j = 0; j < needle.length; j++) {
                    var i1 = caption.indexOf(lower[j], lastIndex + 1);
                    var i2 = caption.indexOf(upper[j], lastIndex + 1);
                    index = (i1 >= 0) ? ((i2 < 0 || i1 < i2) ? i1 : i2) : i2;
                    if (index < 0)
                        continue loop;
                    distance = index - lastIndex - 1;
                    if (distance > 0) {
                        if (lastIndex === -1)
                            penalty += 10;
                        penalty += distance;
                    }
                    matchMask = matchMask | (1 << index);
                    lastIndex = index;
                }
            }
            item.matchMask = matchMask;
            item.exactMatch = penalty ? 0 : 1;
            item.score = (item.score || 0) - penalty;
            results.push(item);
        }
        return results;
    };
}).call(FilteredList.prototype);

exports.Autocomplete = Autocomplete;
exports.FilteredList = FilteredList;

});

define("ace/autocomplete/text_completer",["require","exports","module","ace/range"], function(require, exports, module) {
    var Range = require("../range").Range;
    
    var splitRegex = /[^a-zA-Z_0-9\$\-\u00C0-\u1FFF\u2C00-\uD7FF\w]+/;

    function getWordIndex(doc, pos) {
        var textBefore = doc.getTextRange(Range.fromPoints({row: 0, column:0}, pos));
        return textBefore.split(splitRegex).length - 1;
    }
    function wordDistance(doc, pos) {
        var prefixPos = getWordIndex(doc, pos);
        var words = doc.getValue().split(splitRegex);
        var wordScores = Object.create(null);
        
        var currentWord = words[prefixPos];

        words.forEach(function(word, idx) {
            if (!word || word === currentWord) return;

            var distance = Math.abs(prefixPos - idx);
            var score = words.length - distance;
            if (wordScores[word]) {
                wordScores[word] = Math.max(score, wordScores[word]);
            } else {
                wordScores[word] = score;
            }
        });
        return wordScores;
    }

    exports.getCompletions = function(editor, session, pos, prefix, callback) {
        var wordScore = wordDistance(session, pos, prefix);
        var wordList = Object.keys(wordScore);
        callback(null, wordList.map(function(word) {
            return {
                caption: word,
                value: word,
                score: wordScore[word],
                meta: "local"
            };
        }));
    };
});

define("ace/ext/language_tools",["require","exports","module","ace/snippets","ace/autocomplete","ace/config","ace/lib/lang","ace/autocomplete/util","ace/autocomplete/text_completer","ace/editor","ace/config"], function(require, exports, module) {
"use strict";

var snippetManager = require("../snippets").snippetManager;
var Autocomplete = require("../autocomplete").Autocomplete;
var config = require("../config");
var lang = require("../lib/lang");
var util = require("../autocomplete/util");

var textCompleter = require("../autocomplete/text_completer");
var keyWordCompleter = {
    getCompletions: function(editor, session, pos, prefix, callback) {
        if (session.$mode.completer) {
            return session.$mode.completer.getCompletions(editor, session, pos, prefix, callback);
        }
        var state = editor.session.getState(pos.row);
        var completions = session.$mode.getCompletions(state, session, pos, prefix);
        callback(null, completions);
    }
};

var snippetCompleter = {
    getCompletions: function(editor, session, pos, prefix, callback) {
        var snippetMap = snippetManager.snippetMap;
        var completions = [];
        snippetManager.getActiveScopes(editor).forEach(function(scope) {
            var snippets = snippetMap[scope] || [];
            for (var i = snippets.length; i--;) {
                var s = snippets[i];
                var caption = s.name || s.tabTrigger;
                if (!caption)
                    continue;
                completions.push({
                    caption: caption,
                    snippet: s.content,
                    meta: s.tabTrigger && !s.name ? s.tabTrigger + "\u21E5 " : "snippet",
                    type: "snippet"
                });
            }
        }, this);
        callback(null, completions);
    },
    getDocTooltip: function(item) {
        if (item.type == "snippet" && !item.docHTML) {
            item.docHTML = [
                "<b>", lang.escapeHTML(item.caption), "</b>", "<hr></hr>",
                lang.escapeHTML(item.snippet)
            ].join("");
        }
    }
};

var completers = [snippetCompleter, textCompleter, keyWordCompleter];
exports.setCompleters = function(val) {
    completers.length = 0;
    if (val) completers.push.apply(completers, val);
};
exports.addCompleter = function(completer) {
    completers.push(completer);
};
exports.textCompleter = textCompleter;
exports.keyWordCompleter = keyWordCompleter;
exports.snippetCompleter = snippetCompleter;

var expandSnippet = {
    name: "expandSnippet",
    exec: function(editor) {
        return snippetManager.expandWithTab(editor);
    },
    bindKey: "Tab"
};

var onChangeMode = function(e, editor) {
    loadSnippetsForMode(editor.session.$mode);
};

var loadSnippetsForMode = function(mode) {
    var id = mode.$id;
    if (!snippetManager.files)
        snippetManager.files = {};
    loadSnippetFile(id);
    if (mode.modes)
        mode.modes.forEach(loadSnippetsForMode);
};

var loadSnippetFile = function(id) {
    if (!id || snippetManager.files[id])
        return;
    var snippetFilePath = id.replace("mode", "snippets");
    snippetManager.files[id] = {};
    config.loadModule(snippetFilePath, function(m) {
        if (m) {
            snippetManager.files[id] = m;
            if (!m.snippets && m.snippetText)
                m.snippets = snippetManager.parseSnippetFile(m.snippetText);
            snippetManager.register(m.snippets || [], m.scope);
            if (m.includeScopes) {
                snippetManager.snippetMap[m.scope].includeScopes = m.includeScopes;
                m.includeScopes.forEach(function(x) {
                    loadSnippetFile("ace/mode/" + x);
                });
            }
        }
    });
};

var doLiveAutocomplete = function(e) {
    var editor = e.editor;
    var hasCompleter = editor.completer && editor.completer.activated;
    if (e.command.name === "backspace") {
        if (hasCompleter && !util.getCompletionPrefix(editor))
            editor.completer.detach();
    }
    else if (e.command.name === "insertstring") {
        var prefix = util.getCompletionPrefix(editor);
        if (prefix && !hasCompleter) {
            if (!editor.completer) {
                editor.completer = new Autocomplete();
            }
            editor.completer.autoInsert = false;
            editor.completer.showPopup(editor);
        }
    }
};

var Editor = require("../editor").Editor;
require("../config").defineOptions(Editor.prototype, "editor", {
    enableBasicAutocompletion: {
        set: function(val) {
            if (val) {
                if (!this.completers)
                    this.completers = Array.isArray(val)? val: completers;
                this.commands.addCommand(Autocomplete.startCommand);
            } else {
                this.commands.removeCommand(Autocomplete.startCommand);
            }
        },
        value: false
    },
    enableLiveAutocompletion: {
        set: function(val) {
            if (val) {
                if (!this.completers)
                    this.completers = Array.isArray(val)? val: completers;
                this.commands.on('afterExec', doLiveAutocomplete);
            } else {
                this.commands.removeListener('afterExec', doLiveAutocomplete);
            }
        },
        value: false
    },
    enableSnippets: {
        set: function(val) {
            if (val) {
                this.commands.addCommand(expandSnippet);
                this.on("changeMode", onChangeMode);
                onChangeMode(null, this);
            } else {
                this.commands.removeCommand(expandSnippet);
                this.off("changeMode", onChangeMode);
            }
        },
        value: false
    }
});
});

define("ace/ext/beautify/php_rules",["require","exports","module","ace/token_iterator"], function(require, exports, module) {
"use strict";
var TokenIterator = require("ace/token_iterator").TokenIterator;
exports.newLines = [{
    type: 'support.php_tag',
    value: '<?php'
}, {
    type: 'support.php_tag',
    value: '<?'
}, {
    type: 'support.php_tag',
    value: '?>'
}, {
    type: 'paren.lparen',
    value: '{',
    indent: true
}, {
    type: 'paren.rparen',
    breakBefore: true,
    value: '}',
    indent: false
}, {
    type: 'paren.rparen',
    breakBefore: true,
    value: '})',
    indent: false,
    dontBreak: true
}, {
    type: 'comment'
}, {
    type: 'text',
    value: ';'
}, {
    type: 'text',
    value: ':',
    context: 'php'
}, {
    type: 'keyword',
    value: 'case',
    indent: true,
    dontBreak: true
}, {
    type: 'keyword',
    value: 'default',
    indent: true,
    dontBreak: true
}, {
    type: 'keyword',
    value: 'break',
    indent: false,
    dontBreak: true
}, {
    type: 'punctuation.doctype.end',
    value: '>'
}, {
    type: 'meta.tag.punctuation.end',
    value: '>'
}, {
    type: 'meta.tag.punctuation.begin',
    value: '<',
    blockTag: true,
    indent: true,
    dontBreak: true
}, {
    type: 'meta.tag.punctuation.begin',
    value: '</',
    indent: false,
    breakBefore: true,
    dontBreak: true
}, {
    type: 'punctuation.operator',
    value: ';'
}];

exports.spaces = [{
    type: 'xml-pe',
    prepend: true
},{
    type: 'entity.other.attribute-name',
    prepend: true
}, {
    type: 'storage.type',
    value: 'var',
    append: true
}, {
    type: 'storage.type',
    value: 'function',
    append: true
}, {
    type: 'keyword.operator',
    value: '='
}, {
    type: 'keyword',
    value: 'as',
    prepend: true,
    append: true
}, {
    type: 'keyword',
    value: 'function',
    append: true
}, {
    type: 'support.function',
    next: /[^\(]/,
    append: true
}, {
    type: 'keyword',
    value: 'or',
    append: true,
    prepend: true
}, {
    type: 'keyword',
    value: 'and',
    append: true,
    prepend: true
}, {
    type: 'keyword',
    value: 'case',
    append: true
}, {
    type: 'keyword.operator',
    value: '||',
    append: true,
    prepend: true
}, {
    type: 'keyword.operator',
    value: '&&',
    append: true,
    prepend: true
}];
exports.singleTags = ['!doctype','area','base','br','hr','input','img','link','meta'];

exports.transform = function(iterator, maxPos, context) {
    var token = iterator.getCurrentToken();
    
    var newLines = exports.newLines;
    var spaces = exports.spaces;
    var singleTags = exports.singleTags;

    var code = '';
    
    var indentation = 0;
    var dontBreak = false;
    var tag;
    var lastTag;
    var lastToken = {};
    var nextTag;
    var nextToken = {};
    var breakAdded = false;
    var value = '';

    while (token!==null) {
        console.log(token);

        if( !token ){
            token = iterator.stepForward();
            continue;
        }
        if( token.type == 'support.php_tag' && token.value != '?>' ){
            context = 'php';
        }
        else if( token.type == 'support.php_tag' && token.value == '?>' ){
            context = 'html';
        }
        else if( token.type == 'meta.tag.name.style' && context != 'css' ){
            context = 'css';
        }
        else if( token.type == 'meta.tag.name.style' && context == 'css' ){
            context = 'html';
        }
        else if( token.type == 'meta.tag.name.script' && context != 'js' ){
            context = 'js';
        }
        else if( token.type == 'meta.tag.name.script' && context == 'js' ){
            context = 'html';
        }

        nextToken = iterator.stepForward();
        if (nextToken && nextToken.type.indexOf('meta.tag.name') == 0) {
            nextTag = nextToken.value;
        }
        if ( lastToken.type == 'support.php_tag' && lastToken.value == '<?=') {
            dontBreak = true;
        }
        if (token.type == 'meta.tag.name') {
            token.value = token.value.toLowerCase();
        }
        if (token.type == 'text') {
            token.value = token.value.trim();
        }
        if (!token.value) {
            token = nextToken;
            continue;
        }
        value = token.value;
        for (var i in spaces) {
            if (
                token.type == spaces[i].type &&
                (!spaces[i].value || token.value == spaces[i].value) &&
                (
                    nextToken &&
                    (!spaces[i].next || spaces[i].next.test(nextToken.value))
                )
            ) {
                if (spaces[i].prepend) {
                    value = ' ' + token.value;
                }

                if (spaces[i].append) {
                    value += ' ';
                }
            }
        }
        if (token.type.indexOf('meta.tag.name') == 0) {
            tag = token.value;
        }
        breakAdded = false;
        for (i in newLines) {
            if (
                token.type == newLines[i].type &&
                (
                    !newLines[i].value ||
                    token.value == newLines[i].value
                ) &&
                (
                    !newLines[i].blockTag ||
                    singleTags.indexOf(nextTag) === -1
                ) &&
                (
                    !newLines[i].context ||
                    newLines[i].context === context
                )
            ) {
                if (newLines[i].indent === false) {
                    indentation--;
                }

                if (
                    newLines[i].breakBefore &&
                    ( !newLines[i].prev || newLines[i].prev.test(lastToken.value) )
                ) {
                    code += "\n";
                    breakAdded = true;
                    for (i = 0; i < indentation; i++) {
                        code += "\t";
                    }
                }

                break;
            }
        }

        if (dontBreak===false) {
            for (i in newLines) {
                if (
                    lastToken.type == newLines[i].type &&
                    (
                        !newLines[i].value || lastToken.value == newLines[i].value
                    ) &&
                    (
                        !newLines[i].blockTag ||
                        singleTags.indexOf(tag) === -1
                    ) &&
                    (
                        !newLines[i].context ||
                        newLines[i].context === context
                    )
                ) {
                    if (newLines[i].indent === true) {
                        indentation++;
                    }

                    if (!newLines[i].dontBreak  && !breakAdded) {
                        code += "\n";
                        for (i = 0; i < indentation; i++) {
                            code += "\t";
                        }
                    }

                    break;
                }
            }
        }

        code += value;
        if ( lastToken.type == 'support.php_tag' && lastToken.value == '?>' ) {
            dontBreak = false;
        }
        lastTag = tag;

        lastToken = token;

        token = nextToken;

        if (token===null) {
            break;
        }
    }
    
    return code;
};



});

define("ace/ext/beautify",["require","exports","module","ace/token_iterator","ace/ext/beautify/php_rules"], function(require, exports, module) {
"use strict";
var TokenIterator = require("ace/token_iterator").TokenIterator;

var phpTransform = require("./beautify/php_rules").transform;

exports.beautify = function(session) {
    var iterator = new TokenIterator(session, 0, 0);
    var token = iterator.getCurrentToken();

    var context = session.$modeId.split("/").pop();

    var code = phpTransform(iterator, context);
    session.doc.setValue(code);
};

exports.commands = [{
    name: "beautify",
    exec: function(editor) {
        exports.beautify(editor.session);
    },
    bindKey: "Ctrl-Shift-B"
}]

});

define("kitchen-sink/demo",["require","exports","module","ace/lib/fixoldbrowsers","ace/multi_select","ace/ext/spellcheck","kitchen-sink/inline_editor","kitchen-sink/dev_util","kitchen-sink/file_drop","ace/config","ace/lib/dom","ace/lib/net","ace/lib/lang","ace/lib/useragent","ace/lib/event","ace/theme/textmate","ace/edit_session","ace/undomanager","ace/keyboard/hash_handler","ace/virtual_renderer","ace/editor","ace/ext/whitespace","kitchen-sink/doclist","ace/ext/modelist","ace/ext/themelist","kitchen-sink/layout","kitchen-sink/token_tooltip","kitchen-sink/util","ace/ext/elastic_tabstops_lite","ace/incremental_search","ace/worker/worker_client","ace/split","ace/keyboard/vim","ace/ext/statusbar","ace/ext/emmet","ace/snippets","ace/ext/language_tools","ace/ext/beautify"], function(require, exports, module) {
"use strict";

require("ace/lib/fixoldbrowsers");

require("ace/multi_select");
require("ace/ext/spellcheck");
require("./inline_editor");
require("./dev_util");
require("./file_drop");

var config = require("ace/config");
config.init();
var env = {};

var dom = require("ace/lib/dom");
var net = require("ace/lib/net");
var lang = require("ace/lib/lang");
var useragent = require("ace/lib/useragent");

var event = require("ace/lib/event");
var theme = require("ace/theme/textmate");
var EditSession = require("ace/edit_session").EditSession;
var UndoManager = require("ace/undomanager").UndoManager;

var HashHandler = require("ace/keyboard/hash_handler").HashHandler;

var Renderer = require("ace/virtual_renderer").VirtualRenderer;
var Editor = require("ace/editor").Editor;

var whitespace = require("ace/ext/whitespace");



var doclist = require("./doclist");
var modelist = require("ace/ext/modelist");
var themelist = require("ace/ext/themelist");
var layout = require("./layout");
var TokenTooltip = require("./token_tooltip").TokenTooltip;
var util = require("./util");
var saveOption = util.saveOption;
var fillDropdown = util.fillDropdown;
var bindCheckbox = util.bindCheckbox;
var bindDropdown = util.bindDropdown;

var ElasticTabstopsLite = require("ace/ext/elastic_tabstops_lite").ElasticTabstopsLite;

var IncrementalSearch = require("ace/incremental_search").IncrementalSearch;


var workerModule = require("ace/worker/worker_client");
if (location.href.indexOf("noworker") !== -1) {
    workerModule.WorkerClient = workerModule.UIWorkerClient;
}
var container = document.getElementById("editor-container");
var Split = require("ace/split").Split;
var split = new Split(container, theme, 1);
env.editor = split.getEditor(0);
split.on("focus", function(editor) {
    env.editor = editor;
    updateUIEditorOptions();
});
env.split = split;
window.env = env;


var consoleEl = dom.createElement("div");
container.parentNode.appendChild(consoleEl);
consoleEl.style.cssText = "position:fixed; bottom:1px; right:0;\
border:1px solid #baf; z-index:100";

var cmdLine = new layout.singleLineEditor(consoleEl);
cmdLine.editor = env.editor;
env.editor.cmdLine = cmdLine;

env.editor.showCommandLine = function(val) {
    this.cmdLine.focus();
    if (typeof val == "string")
        this.cmdLine.setValue(val, 1);
};
env.editor.commands.addCommands([{
    name: "gotoline",
    bindKey: {win: "Ctrl-L", mac: "Command-L"},
    exec: function(editor, line) {
        if (typeof line == "object") {
            var arg = this.name + " " + editor.getCursorPosition().row;
            editor.cmdLine.setValue(arg, 1);
            editor.cmdLine.focus();
            return;
        }
        line = parseInt(line, 10);
        if (!isNaN(line))
            editor.gotoLine(line);
    },
    readOnly: true
}, {
    name: "snippet",
    bindKey: {win: "Alt-C", mac: "Command-Alt-C"},
    exec: function(editor, needle) {
        if (typeof needle == "object") {
            editor.cmdLine.setValue("snippet ", 1);
            editor.cmdLine.focus();
            return;
        }
        var s = snippetManager.getSnippetByName(needle, editor);
        if (s)
            snippetManager.insertSnippet(editor, s.content);
    },
    readOnly: true
}, {
    name: "focusCommandLine",
    bindKey: "shift-esc|ctrl-`",
    exec: function(editor, needle) { editor.cmdLine.focus(); },
    readOnly: true
}, {
    name: "nextFile",
    bindKey: "Ctrl-tab",
    exec: function(editor) { doclist.cycleOpen(editor, 1); },
    readOnly: true
}, {
    name: "previousFile",
    bindKey: "Ctrl-shift-tab",
    exec: function(editor) { doclist.cycleOpen(editor, -1); },
    readOnly: true
}, {
    name: "execute",
    bindKey: "ctrl+enter",
    exec: function(editor) {
        try {
            var r = window.eval(editor.getCopyText() || editor.getValue());
        } catch(e) {
            r = e;
        }
        editor.cmdLine.setValue(r + "");
    },
    readOnly: true
}, {
    name: "showKeyboardShortcuts",
    bindKey: {win: "Ctrl-Alt-h", mac: "Command-Alt-h"},
    exec: function(editor) {
        config.loadModule("ace/ext/keybinding_menu", function(module) {
            module.init(editor);
            editor.showKeyboardShortcuts();
        });
    }
}, {
    name: "increaseFontSize",
    bindKey: "Ctrl-=|Ctrl-+",
    exec: function(editor) {
        var size = parseInt(editor.getFontSize(), 10) || 12;
        editor.setFontSize(size + 1);
    }
}, {
    name: "decreaseFontSize",
    bindKey: "Ctrl+-|Ctrl-_",
    exec: function(editor) {
        var size = parseInt(editor.getFontSize(), 10) || 12;
        editor.setFontSize(Math.max(size - 1 || 1));
    }
}, {
    name: "resetFontSize",
    bindKey: "Ctrl+0|Ctrl-Numpad0",
    exec: function(editor) {
        editor.setFontSize(12);
    }
}]);


env.editor.commands.addCommands(whitespace.commands);

cmdLine.commands.bindKeys({
    "Shift-Return|Ctrl-Return|Alt-Return": function(cmdLine) { cmdLine.insert("\n"); },
    "Esc|Shift-Esc": function(cmdLine){ cmdLine.editor.focus(); },
    "Return": function(cmdLine){
        var command = cmdLine.getValue().split(/\s+/);
        var editor = cmdLine.editor;
        editor.commands.exec(command[0], editor, command[1]);
        editor.focus();
    }
});

cmdLine.commands.removeCommands(["find", "gotoline", "findall", "replace", "replaceall"]);

var commands = env.editor.commands;
commands.addCommand({
    name: "save",
    bindKey: {win: "Ctrl-S", mac: "Command-S"},
    exec: function(arg) {
        var session = env.editor.session;
        var name = session.name.match(/[^\/]+$/);
        localStorage.setItem(
            "saved_file:" + name,
            session.getValue()
        );
        env.editor.cmdLine.setValue("saved "+ name);
    }
});

commands.addCommand({
    name: "load",
    bindKey: {win: "Ctrl-O", mac: "Command-O"},
    exec: function(arg) {
        var session = env.editor.session;
        var name = session.name.match(/[^\/]+$/);
        var value = localStorage.getItem("saved_file:" + name);
        if (typeof value == "string") {
            session.setValue(value);
            env.editor.cmdLine.setValue("loaded "+ name);
        } else {
            env.editor.cmdLine.setValue("no previuos value saved for "+ name);
        }
    }
});

var keybindings = {
    ace: null, // Null = use "default" keymapping
    vim: require("ace/keyboard/vim").handler,
    emacs: "ace/keyboard/emacs",
    custom: new HashHandler({
        "gotoright":      "Tab",
        "indent":         "]",
        "outdent":        "[",
        "gotolinestart":  "^",
        "gotolineend":    "$"
    })
};
var consoleHeight = 20;
function onResize() {
    var left = env.split.$container.offsetLeft;
    var width = document.documentElement.clientWidth - left;
    container.style.width = width + "px";
    container.style.height = document.documentElement.clientHeight - consoleHeight + "px";
    env.split.resize();

    consoleEl.style.width = width + "px";
    cmdLine.resize();
}

window.onresize = onResize;
onResize();
var docEl = document.getElementById("doc");
var modeEl = document.getElementById("mode");
var wrapModeEl = document.getElementById("soft_wrap");
var themeEl = document.getElementById("theme");
var foldingEl = document.getElementById("folding");
var selectStyleEl = document.getElementById("select_style");
var highlightActiveEl = document.getElementById("highlight_active");
var showHiddenEl = document.getElementById("show_hidden");
var showGutterEl = document.getElementById("show_gutter");
var showPrintMarginEl = document.getElementById("show_print_margin");
var highlightSelectedWordE = document.getElementById("highlight_selected_word");
var showHScrollEl = document.getElementById("show_hscroll");
var showVScrollEl = document.getElementById("show_vscroll");
var animateScrollEl = document.getElementById("animate_scroll");
var softTabEl = document.getElementById("soft_tab");
var behavioursEl = document.getElementById("enable_behaviours");

fillDropdown(docEl, doclist.all);

fillDropdown(modeEl, modelist.modes);
var modesByName = modelist.modesByName;
bindDropdown("mode", function(value) {
    env.editor.session.setMode("ace/mode/python");
    env.editor.session.modeName = value;
});

doclist.history = doclist.docs.map(function(doc) {
    return doc.name;
});
doclist.history.index = 0;
doclist.cycleOpen = function(editor, dir) {
    var h = this.history;
    h.index += dir;
    if (h.index >= h.length)
        h.index = 0;
    else if (h.index <= 0)
        h.index = h.length - 1;
    var s = h[h.index];
    docEl.value = s;
    docEl.onchange();
};
doclist.addToHistory = function(name) {
    var h = this.history;
    var i = h.indexOf(name);
    if (i != h.index) {
        if (i != -1)
            h.splice(i, 1);
        h.index = h.push(name);
    }
};

bindDropdown("doc", function(name) {
    doclist.loadDoc(name, function(session) {
        if (!session)
            return;
        doclist.addToHistory(session.name);
        session = env.split.setSession(session);
        whitespace.detectIndentation(session);
        updateUIEditorOptions();
        env.editor.focus();
    });
});


function updateUIEditorOptions() {
    var editor = env.editor;
    var session = editor.session;

    session.setFoldStyle("markbeginend");

    saveOption(docEl, session.name);
    saveOption(modeEl, session.modeName || "text");
    saveOption(wrapModeEl, session.getUseWrapMode() ? session.getWrapLimitRange().min || "free" : "off");

    saveOption(selectStyleEl, editor.getSelectionStyle() == "line");
    saveOption(themeEl, editor.getTheme());
    saveOption(highlightActiveEl, editor.getHighlightActiveLine());
    saveOption(showHiddenEl, editor.getShowInvisibles());
    saveOption(showGutterEl, editor.renderer.getShowGutter());
    saveOption(showPrintMarginEl, editor.renderer.getShowPrintMargin());
    saveOption(highlightSelectedWordE, editor.getHighlightSelectedWord());
    saveOption(showHScrollEl, editor.renderer.getHScrollBarAlwaysVisible());
    saveOption(animateScrollEl, editor.getAnimatedScroll());
    saveOption(softTabEl, session.getUseSoftTabs());
    saveOption(behavioursEl, editor.getBehavioursEnabled());
}

themelist.themes.forEach(function(x){ x.value = x.theme });
fillDropdown(themeEl, {
    Bright: themelist.themes.filter(function(x){return !x.isDark}),
    Dark: themelist.themes.filter(function(x){return x.isDark})
});

event.addListener(themeEl, "mouseover", function(e){
    themeEl.desiredValue = e.target.value;
    if (!themeEl.$timer)
        themeEl.$timer = setTimeout(themeEl.updateTheme);
});

event.addListener(themeEl, "mouseout", function(e){
    themeEl.desiredValue = null;
    if (!themeEl.$timer)
        themeEl.$timer = setTimeout(themeEl.updateTheme, 20);
});

themeEl.updateTheme = function(){
    env.split.setTheme("ace/theme/chrome");
    themeEl.$timer = null;
};

bindDropdown("theme", function(value) {
    if (!value)
        return;
    env.editor.setTheme("ace/theme/chrome");
    themeEl.selectedValue = value;
});

bindDropdown("keybinding", function(value) {
    env.editor.setKeyboardHandler(keybindings[value]);
});

bindDropdown("fontsize", function(value) {
    env.split.setFontSize(value);
});

bindDropdown("folding", function(value) {
    env.editor.session.setFoldStyle("markbeginend");

    env.editor.setShowFoldWidgets(value !== "manual");
});

bindDropdown("soft_wrap", function(value) {
    env.editor.setOption("wrap", value);
});

bindCheckbox("select_style", function(checked) {
    env.editor.setOption("selectionStyle", checked ? "line" : "text");
});

bindCheckbox("highlight_active", function(checked) {
    env.editor.setHighlightActiveLine(checked);
});

bindCheckbox("show_hidden", function(checked) {
    env.editor.setShowInvisibles(checked);
});

bindCheckbox("display_indent_guides", function(checked) {
    env.editor.setDisplayIndentGuides(checked);
});

bindCheckbox("show_gutter", function(checked) {
    env.editor.renderer.setShowGutter(checked);
});

bindCheckbox("show_print_margin", function(checked) {
    env.editor.renderer.setShowPrintMargin(checked);
});

bindCheckbox("highlight_selected_word", function(checked) {
    env.editor.setHighlightSelectedWord(checked);
});

bindCheckbox("show_hscroll", function(checked) {
    env.editor.setOption("hScrollBarAlwaysVisible", checked);
});

bindCheckbox("show_vscroll", function(checked) {
    env.editor.setOption("vScrollBarAlwaysVisible", checked);
});

bindCheckbox("animate_scroll", function(checked) {
    env.editor.setAnimatedScroll(checked);
});

bindCheckbox("soft_tab", function(checked) {
    env.editor.session.setUseSoftTabs(checked);
});

bindCheckbox("enable_behaviours", function(checked) {
    env.editor.setBehavioursEnabled(checked);
});

bindCheckbox("fade_fold_widgets", function(checked) {
    env.editor.setFadeFoldWidgets(checked);
});
bindCheckbox("read_only", function(checked) {
    env.editor.setReadOnly(checked);
});
bindCheckbox("scrollPastEnd", function(checked) {
    env.editor.setOption("scrollPastEnd", checked);
});

bindDropdown("split", function(value) {
    var sp = env.split;
    if (value == "none") {
        sp.setSplits(1);
    } else {
        var newEditor = (sp.getSplits() == 1);
        sp.setOrientation(value == "below" ? sp.BELOW : sp.BESIDE);
        sp.setSplits(2);

        if (newEditor) {
            var session = sp.getEditor(0).session;
            var newSession = sp.setSession(session, 1);
            newSession.name = session.name;
        }
    }
});


bindCheckbox("elastic_tabstops", function(checked) {
    env.editor.setOption("useElasticTabstops", checked);
});

var iSearchCheckbox = bindCheckbox("isearch", function(checked) {
    env.editor.setOption("useIncrementalSearch", checked);
});

env.editor.addEventListener('incrementalSearchSettingChanged', function(event) {
    iSearchCheckbox.checked = event.isEnabled;
});


function synchroniseScrolling() {
    var s1 = env.split.$editors[0].session;
    var s2 = env.split.$editors[1].session;
    s1.on('changeScrollTop', function(pos) {s2.setScrollTop(pos)});
    s2.on('changeScrollTop', function(pos) {s1.setScrollTop(pos)});
    s1.on('changeScrollLeft', function(pos) {s2.setScrollLeft(pos)});
    s2.on('changeScrollLeft', function(pos) {s1.setScrollLeft(pos)});
}

bindCheckbox("highlight_token", function(checked) {
    var editor = env.editor;
    if (editor.tokenTooltip && !checked) {
        editor.tokenTooltip.destroy();
        delete editor.tokenTooltip;
    } else if (checked) {
        editor.tokenTooltip = new TokenTooltip(editor);
    }
});

var StatusBar = require("ace/ext/statusbar").StatusBar;
new StatusBar(env.editor, cmdLine.container);


var Emmet = require("ace/ext/emmet");
net.loadScript("https://cloud9ide.github.io/emmet-core/emmet.js", function() {
    Emmet.setCore(window.emmet);
    env.editor.setOption("enableEmmet", true);
});

var snippetManager = require("ace/snippets").snippetManager;

env.editSnippets = function() {
    var sp = env.split;
    if (sp.getSplits() == 2) {
        sp.setSplits(1);
        return;
    }
    sp.setSplits(1);
    sp.setSplits(2);
    sp.setOrientation(sp.BESIDE);
    var editor = sp.$editors[1];
    var id = sp.$editors[0].session.$mode.$id || "";
    var m = snippetManager.files[id];
    if (!doclist["snippets/" + id]) {
        var text = m.snippetText;
        var s = doclist.initDoc(text, "", {});
        s.setMode("ace/mode/snippets");
        doclist["snippets/" + id] = s;
    }
    editor.on("blur", function() {
        m.snippetText = editor.getValue();
        snippetManager.unregister(m.snippets);
        m.snippets = snippetManager.parseSnippetFile(m.snippetText, m.scope);
        snippetManager.register(m.snippets);
    });
    sp.$editors[0].once("changeMode", function() {
        sp.setSplits(1);
    });
    editor.setSession(doclist["snippets/" + id], 1);
    editor.focus();
};

require("ace/ext/language_tools");
env.editor.setOptions({
    enableBasicAutocompletion: true,
    enableLiveAutocompletion: false,
    enableSnippets: true
});

var beautify = require("ace/ext/beautify");
env.editor.commands.addCommands(beautify.commands);

});