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bundle.js
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bundle.js
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/******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId])
/******/ return installedModules[moduleId].exports;
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ exports: {},
/******/ id: moduleId,
/******/ loaded: false
/******/ };
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/ // Flag the module as loaded
/******/ module.loaded = true;
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "";
/******/ // Load entry module and return exports
/******/ return __webpack_require__(0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ function(module, exports, __webpack_require__) {
'use strict'
// this exposes the global nx object, which is the entry point of the NX framework
__webpack_require__(1)
// this exposes a global store object, that can be used to access Hacker News data
__webpack_require__(77)
// this registers the NX components to be used in the HTML view by their name
__webpack_require__(80)
/***/ },
/* 1 */
/***/ function(module, exports, __webpack_require__) {
'use strict'
module.exports = __webpack_require__(2)
/***/ },
/* 2 */
/***/ function(module, exports, __webpack_require__) {
'use strict'
var nx
if (typeof Proxy === 'undefined') {
nx = { supported: false }
} else {
nx = {
component: __webpack_require__(3),
middlewares: __webpack_require__(14),
components: __webpack_require__(50),
utils: __webpack_require__(57),
supported: true
}
__webpack_require__(58)
__webpack_require__(69)
}
if (typeof module !== 'undefined' && module.exports) {
module.exports = nx
}
if (typeof window !== 'undefined') {
window.nx = nx
}
/***/ },
/* 3 */
/***/ function(module, exports, __webpack_require__) {
'use strict'
__webpack_require__(4)
module.exports = __webpack_require__(6)
/***/ },
/* 4 */
/***/ function(module, exports, __webpack_require__) {
'use strict'
__webpack_require__(5)
/***/ },
/* 5 */
/***/ function(module, exports) {
'use strict'
const secret = {
registered: Symbol('registered')
}
if (!document.registerElement) {
const registry = new Map()
const observer = new MutationObserver(onMutations)
observer.observe(document, {childList: true, subtree: true})
function onMutations (mutations) {
for (let mutation of mutations) {
Array.prototype.forEach.call(mutation.addedNodes, onNodeAdded)
Array.prototype.forEach.call(mutation.removedNodes, onNodeRemoved)
}
mutations = observer.takeRecords()
if (mutations.length) {
onMutations(mutations)
}
}
function onNodeAdded (node) {
if (!(node instanceof Element)) return
let config = registry.get(node.getAttribute('is'))
if (!config || config.extends !== node.tagName.toLowerCase()) {
config = registry.get(node.tagName.toLowerCase())
}
if (config && !node[secret.registered]) {
Object.assign(node, config.prototype)
node[secret.registered] = true
}
if (node[secret.registered] && node.attachedCallback) {
node.attachedCallback()
}
Array.prototype.forEach.call(node.childNodes, onNodeAdded)
}
function onNodeRemoved (node) {
if (node[secret.registered] && node.detachedCallback) {
node.detachedCallback()
}
Array.prototype.forEach.call(node.childNodes, onNodeRemoved)
}
document.registerElement = function registerElement (name, config) {
name = name.toLowerCase()
if (config.extends) {
config.extends = config.extends.toLowerCase()
}
registry.set(name, config)
if (config.extends) {
Array.prototype.forEach.call(document.querySelectorAll(`[is=${name}]`), onNodeAdded)
} else {
Array.prototype.forEach.call(document.getElementsByTagName(name), onNodeAdded)
}
}
const originalCreateElement = document.createElement
document.createElement = function createElement (name, is) {
const element = originalCreateElement.call(document, name)
if (is) {
element.setAttribute('is', is)
}
return element
}
}
/***/ },
/* 6 */
/***/ function(module, exports, __webpack_require__) {
'use strict'
module.exports = __webpack_require__(7)
/***/ },
/* 7 */
/***/ function(module, exports, __webpack_require__) {
'use strict'
const validateConfig = __webpack_require__(8)
const validateMiddlewares = __webpack_require__(9)
const getContext = __webpack_require__(10)
const onNodeAdded = __webpack_require__(11)
const onNodeRemoved = __webpack_require__(13)
const secret = {
config: Symbol('component config')
}
const observerConfig = {
childList: true,
subtree: true
}
let context
let prevParent
const addedNodes = new Set()
module.exports = function component (rawConfig) {
return {use, useOnContent, register, [secret.config]: validateConfig(rawConfig)}
}
function use (middleware) {
if (typeof middleware !== 'function') {
throw new TypeError('first argument must be a function')
}
if (middleware.$type && middleware.$type !== 'component') {
throw new Error(`${middleware.$name} can't be used as a component middleware`)
}
const config = this[secret.config]
config.middlewares = config.middlewares || []
config.middlewares.push(middleware)
return this
}
function useOnContent (middleware) {
if (typeof middleware !== 'function') {
throw new TypeError('first argument must be a function')
}
if (middleware.$type && middleware.$type !== 'content') {
throw new Error(`${middleware.$name} can't be used as a content middleware`)
}
const config = this[secret.config]
if (config.isolate === true) {
console.log('warning: content middlewares have no effect inside isolated components')
}
config.contentMiddlewares = config.contentMiddlewares || []
config.contentMiddlewares.push(middleware)
return this
}
function register (name) {
if (typeof name !== 'string') {
throw new TypeError('first argument must be a string')
}
const config = this[secret.config]
const parentProto = config.element ? config.elementProto : HTMLElement.prototype
const proto = Object.create(parentProto)
config.shouldValidate = validateMiddlewares(config.contentMiddlewares, config.middlewares)
proto[secret.config] = config
proto.attachedCallback = attachedCallback
if (config.root) {
proto.detachedCallback = detachedCallback
}
return document.registerElement(name, {prototype: proto, extends: config.element})
}
function attachedCallback () {
const config = this[secret.config]
if (!this.$registered) {
if (typeof config.state === 'object') {
this.$state = config.state
} else if (config.state === true) {
this.$state = {}
} else if (config.state === 'inherit') {
this.$state = {}
this.$inheritState = true
}
this.$isolate = config.isolate
this.$contentMiddlewares = config.contentMiddlewares
this.$middlewares = config.middlewares
this.$shouldValidate = config.shouldValidate
this.$registered = true
if (config.root) {
this.$root = this
const contentObserver = new MutationObserver(onMutations)
contentObserver.observe(this, observerConfig)
}
if (addedNodes.size === 0) {
Promise.resolve().then(processAddedNodes)
}
addedNodes.add(this)
}
}
function detachedCallback () {
onNodeRemoved(this)
}
function onMutations (mutations, contentObserver) {
let mutationIndex = mutations.length
while (mutationIndex--) {
const mutation = mutations[mutationIndex]
let nodes = mutation.removedNodes
let nodeIndex = nodes.length
while (nodeIndex--) {
onNodeRemoved(nodes[nodeIndex])
}
nodes = mutation.addedNodes
nodeIndex = nodes.length
while (nodeIndex--) {
addedNodes.add(nodes[nodeIndex])
}
}
processAddedNodes()
mutations = contentObserver.takeRecords()
if (mutations.length) {
onMutations(mutations, contentObserver)
}
}
function processAddedNodes () {
addedNodes.forEach(processAddedNode)
addedNodes.clear()
context = prevParent = undefined
}
function processAddedNode (node) {
const parentNode = node.parentNode || node.host
if (prevParent !== parentNode) {
prevParent = parentNode
context = getContext(parentNode)
}
onNodeAdded(node, context)
if (node.shadowRoot) {
const shadowObserver = new MutationObserver(onMutations)
shadowObserver.observe(node.shadowRoot, observerConfig)
}
}
/***/ },
/* 8 */
/***/ function(module, exports) {
'use strict'
module.exports = function validateConfig (rawConfig) {
if (rawConfig === undefined) {
rawConfig = {}
}
if (typeof rawConfig !== 'object') {
throw new TypeError('invalid component config, must be an object or undefined')
}
const resultConfig = {}
if (typeof rawConfig.state === 'boolean' || rawConfig.state === 'inherit') {
resultConfig.state = rawConfig.state
} else if (typeof rawConfig.state === 'object') {
resultConfig.state = rawConfig.state
} else if (rawConfig.state === undefined) {
resultConfig.state = true
} else {
throw new Error('invalid state config: ' + rawConfig.state)
}
if (typeof rawConfig.isolate === 'boolean' || rawConfig.isolate === 'middlewares') {
resultConfig.isolate = rawConfig.isolate
} else if (rawConfig.isolate === undefined) {
resultConfig.isolate = false
} else {
throw new Error(`invalid isolate config: ${rawConfig.isolate}, must be a boolean, undefined or 'middlewares'`)
}
if (typeof rawConfig.root === 'boolean') {
resultConfig.root = rawConfig.root
} else if (rawConfig.root === undefined) {
resultConfig.root = false
} else {
throw new Error('invalid root config: ' + rawConfig.root)
}
if (resultConfig.root && (resultConfig.isolate === true || !resultConfig.state)) {
throw new Error('root components must have a state and must not be isolated')
}
if (typeof rawConfig.element === 'string') {
try {
resultConfig.elementProto = Object.getPrototypeOf(document.createElement(rawConfig.element))
resultConfig.element = rawConfig.element
} catch (err) {
throw new Error(`invalid element config: ${rawConfig.element}, must be the name of a native element`)
}
} else if (rawConfig.element !== undefined) {
throw new Error(`invalid element config: ${rawConfig.element}, must be the name of a native element`)
}
return resultConfig
}
/***/ },
/* 9 */
/***/ function(module, exports) {
'use strict'
const names = new Set()
const missing = new Set()
const duplicates = new Set()
module.exports = function validateMiddlewares (contentMiddlewares, middlewares, strict) {
names.clear()
missing.clear()
duplicates.clear()
if (contentMiddlewares) {
contentMiddlewares.forEach(validateMiddleware)
}
if (middlewares) {
middlewares.forEach(validateMiddleware)
}
if (missing.size) {
if (!strict) return true
throw new Error(`missing middlewares: ${Array.from(missing).join()}`)
}
if (duplicates.size) {
if (!strict) return true
throw new Error(`duplicate middlewares: ${Array.from(duplicates).join()}`)
}
}
function validateMiddleware (middleware) {
const name = middleware.$name
const require = middleware.$require
if (name) {
if (names.has(name)) {
duplicates.add(name)
}
names.add(name)
}
if (require) {
for (let dependency of require) {
if (!names.has(dependency)) {
missing.add(dependency)
}
}
}
}
/***/ },
/* 10 */
/***/ function(module, exports) {
'use strict'
module.exports = function getContext (node) {
const context = {contentMiddlewares: []}
while (node) {
if (!context.state && node.$state) {
context.state = node.$state
}
if (!context.state && node.$contextState) {
context.state = node.$contextState
}
if (!context.isolate) {
context.isolate = node.$isolate
if (node.$contentMiddlewares) {
context.contentMiddlewares = node.$contentMiddlewares.concat(context.contentMiddlewares)
}
}
if (node === node.$root) {
context.root = context.root || node
return context
}
if (node.host) {
context.root = context.root || node
node = node.host
} else {
node = node.parentNode
}
}
return context
}
/***/ },
/* 11 */
/***/ function(module, exports, __webpack_require__) {
'use strict'
const validateMiddlewares = __webpack_require__(9)
const runMiddlewares = __webpack_require__(12)
module.exports = function onNodeAdded (node, context) {
const parent = node.parentNode
const validParent = (parent && parent.$lifecycleStage === 'attached')
if (validParent && node === node.$root) {
throw new Error(`Nested root component: ${node.tagName}`)
}
if ((validParent || node === node.$root) && context.isolate !== true) {
setupNodeAndChildren(node, context.state, context.contentMiddlewares, context.root)
}
}
function setupNodeAndChildren (node, state, contentMiddlewares, root) {
const type = node.nodeType
if (!shouldProcess(node, type)) return
node.$lifecycleStage = 'attached'
node.$contextState = node.$contextState || state || node.$state
node.$state = node.$state || node.$contextState
if (node.$inheritState) {
Object.setPrototypeOf(node.$state, node.$contextState)
}
node.$root = node.$root || root
if (node.$isolate === 'middlewares') {
contentMiddlewares = node.$contentMiddlewares || []
} else if (node.$contentMiddlewares) {
contentMiddlewares = contentMiddlewares.concat(node.$contentMiddlewares)
}
if (node.$shouldValidate) {
validateMiddlewares(contentMiddlewares, node.$middlewares, true)
}
node.$cleanup = $cleanup
runMiddlewares(node, contentMiddlewares, node.$middlewares)
if (type === 1 && node.$isolate !== true) {
let child = node.firstChild
while (child) {
setupNodeAndChildren(child, node.$state, contentMiddlewares, node.$root)
child = child.nextSibling
}
child = node.shadowRoot ? node.shadowRoot.firstChild : undefined
while (child) {
setupNodeAndChildren(child, node.$state, contentMiddlewares, node.shadowRoot)
child = child.nextSibling
}
}
}
function shouldProcess (node, type) {
if (node.$lifecycleStage) {
return false
}
if (type === 1) {
return ((!node.hasAttribute('is') && node.tagName.indexOf('-') === -1) || node.$registered)
}
if (type === 3) {
return node.nodeValue.trim()
}
}
function $cleanup (fn, ...args) {
if (typeof fn !== 'function') {
throw new TypeError('first argument must be a function')
}
this.$cleaners = this.$cleaners || []
this.$cleaners.push({fn, args})
}
/***/ },
/* 12 */
/***/ function(module, exports) {
'use strict'
let node
let index, middlewares, middlewaresLength
let contentIndex, contentMiddlewares, contentMiddlewaresLength
module.exports = function runMiddlewares (currNode, currContentMiddlewares, currMiddlewares) {
node = currNode
middlewares = currMiddlewares
contentMiddlewares = currContentMiddlewares
middlewaresLength = currMiddlewares ? currMiddlewares.length : 0
contentMiddlewaresLength = currContentMiddlewares ? currContentMiddlewares.length : 0
index = contentIndex = 0
next()
node = middlewares = contentMiddlewares = undefined
}
function next () {
if (contentIndex < contentMiddlewaresLength) {
contentMiddlewares[contentIndex++].call(node, node, node.$state, next)
next()
} else if (index < middlewaresLength) {
middlewares[index++].call(node, node, node.$state, next)
next()
}
}
/***/ },
/* 13 */
/***/ function(module, exports) {
'use strict'
module.exports = function onNodeRemoved (node) {
const parent = node.parentNode
if (!parent || parent.$lifecycleStage === 'detached') {
cleanupNodeAndChildren(node)
}
}
function cleanupNodeAndChildren (node) {
if (node.$lifecycleStage !== 'attached') return
node.$lifecycleStage = 'detached'
if (node.$cleaners) {
node.$cleaners.forEach(runCleaner, node)
node.$cleaners = undefined
}
let child = node.firstChild
while (child) {
cleanupNodeAndChildren(child)
child = child.nextSibling
}
child = node.shadowRoot ? node.shadowRoot.firstChild : undefined
while (child) {
cleanupNodeAndChildren(child, node.$state, contentMiddlewares)
child = child.nextSibling
}
}
function runCleaner (cleaner) {
cleaner.fn.apply(this, cleaner.args)
}
/***/ },
/* 14 */
/***/ function(module, exports, __webpack_require__) {
'use strict'
module.exports = {
attributes: __webpack_require__(15),
props: __webpack_require__(22),
events: __webpack_require__(23),
interpolate: __webpack_require__(24),
render: __webpack_require__(25),
flow: __webpack_require__(26),
bindable: __webpack_require__(28),
bind: __webpack_require__(29),
style: __webpack_require__(30),
animate: __webpack_require__(31),
route: __webpack_require__(32),
params: __webpack_require__(33),
ref: __webpack_require__(35),
observe: __webpack_require__(39),
meta: __webpack_require__(49)
}
/***/ },
/* 15 */
/***/ function(module, exports, __webpack_require__) {
'use strict'
const compiler = __webpack_require__(16)
let currElem
let currAttributes = new Map()
const attributeCache = new Map()
function attributes (elem, state, next) {
if (elem.nodeType !== 1) return
elem.$attribute = $attribute
initAttributes(elem)
next()
processAttributes(elem)
}
attributes.$name = 'attributes'
attributes.$require = ['observe']
module.exports = attributes
function $attribute (name, config) {
const attr = currAttributes.get(name)
if (!attr) return
if (currElem !== this) {
throw new Error(`${name} attribute handler for ${this.tagName} is defined too late.`)
}
if (typeof config === 'function') {
config = { handler: config }
}
if (!config.handler) {
throw new Error(`${name} attribute must have a handler`)
}
processCustomAttribute.call(this, attr, name, config)
currAttributes.delete(name)
}
function initAttributes (elem) {
currElem = elem
const cloneId = elem.getAttribute('clone-id')
if (cloneId) {
const attributes = attributeCache.get(cloneId)
if (attributes) {
currAttributes = new Map(attributes)
} else {
extractAttributes(elem)
attributeCache.set(cloneId, new Map(currAttributes))
}
}
extractAttributes(elem)
}
function extractAttributes (elem) {
const attributes = elem.attributes
let i = attributes.length
while (i--) {
const attribute = attributes[i]
let type = attribute.name[0]
let name = attribute.name
if (type === '$' || type === '@') {
name = name.slice(1)
} else {
type = ''
}
currAttributes.set(name, {value: attribute.value, type})
}
}
function processAttributes (elem) {
currAttributes.forEach(processAttribute, elem)
currAttributes.clear()
currElem = undefined
}
function processAttribute (attr, name) {
if (attr.type === '$') {
const expression = compiler.compileExpression(attr.value || name)
processExpression.call(this, expression, name, defaultHandler)
} else if (attr.type === '@') {
const expression = compiler.compileExpression(attr.value || name)
this.$observe(processExpression, expression, name, defaultHandler)
}
}
function processCustomAttribute (attr, name, config) {
if (config.type && config.type.indexOf(attr.type) === -1) {
throw new Error(`${name} attribute is not allowed to be ${attr.type || 'normal'} type`)
}
if (config.init) {
config.init.call(this)
}
if (attr.type === '@') {
const expression = compiler.compileExpression(attr.value || name)
this.$observe(processExpression, expression, name, config.handler)
} else if (attr.type === '$') {
const expression = compiler.compileExpression(attr.value || name)
processExpression.call(this, expression, name, config.handler)
} else {
config.handler.call(this, attr.value, name)
}
}
function processExpression (expression, name, handler) {
const value = expression(this.$contextState)
handler.call(this, value, name)
}
function defaultHandler (value, name) {
if (value) {
this.setAttribute(name, value)
} else {
this.removeAttribute(name)
}
}
/***/ },
/* 16 */
/***/ function(module, exports, __webpack_require__) {
'use strict'
const context = __webpack_require__(17)
const modifiers = __webpack_require__(18)
const compiler = __webpack_require__(19)
module.exports = {
compileExpression: compiler.compileExpression,
compileCode: compiler.compileCode,
expose: context.expose,
hide: context.hide,
hideAll: context.hideAll,
filter: modifiers.filter,
limiter: modifiers.limiter
}
/***/ },
/* 17 */
/***/ function(module, exports) {
/* WEBPACK VAR INJECTION */(function(global) {'use strict'
const globals = new Set()
const proxies = new WeakMap()
const handlers = {has}
let globalObj
if (typeof window !== 'undefined') globalObj = window // eslint-disable-line
else if (typeof global !== 'undefined') globalObj = global // eslint-disable-line
else if (typeof self !== 'undefined') globalObj = self // eslint-disable-line
globalObj.$nxCompileToSandbox = toSandbox
globalObj.$nxCompileCreateBackup = createBackup
module.exports = {
expose,
hide,
hideAll
}
function expose (...globalNames) {
for (let globalName of globalNames) {
globals.add(globalName)
}
return this
}
function hide (...globalNames) {
for (let globalName of globalNames) {
globals.delete(globalName)
}
return this
}
function hideAll () {
globals.clear()
return this
}
function has (target, key) {
return globals.has(key) ? Reflect.has(target, key) : true
}
function toSandbox (obj) {
if (typeof obj !== 'object') {
throw new TypeError('first argument must be an object')
}
let sandbox = proxies.get(obj)
if (!sandbox) {
sandbox = new Proxy(obj, handlers)
proxies.set(obj, sandbox)
}
return sandbox
}
function createBackup (context, tempVars) {
if (typeof tempVars === 'object') {
const backup = {}
for (let key of Object.keys(tempVars)) {
backup[key] = context[key]
}
return backup
}
}
/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
/***/ },
/* 18 */
/***/ function(module, exports) {
'use strict'
const filters = new Map()
const limiters = new Map()
module.exports = {
filters,
limiters,
filter,
limiter
}
function filter (name, handler) {
if (typeof name !== 'string') {
throw new TypeError('First argument must be a string.')
}
if (typeof handler !== 'function') {
throw new TypeError('Second argument must be a function.')
}
if (filters.has(name)) {
throw new Error(`A filter named ${name} is already registered.`)
}
filters.set(name, handler)
return this
}
function limiter (name, handler) {
if (typeof name !== 'string') {
throw new TypeError('First argument must be a string.')
}
if (typeof handler !== 'function') {
throw new TypeError('Second argument must be a function.')
}
if (limiters.has(name)) {
throw new Error(`A limiter named ${name} is already registered.`)
}
limiters.set(name, handler)
return this
}
/***/ },
/* 19 */
/***/ function(module, exports, __webpack_require__) {
'use strict'
const parser = __webpack_require__(20)
const expressionCache = new Map()
const codeCache = new Map()
module.exports = {
compileExpression,
compileCode
}
function compileExpression (src) {
if (typeof src !== 'string') {
throw new TypeError('First argument must be a string.')
}
let expression = expressionCache.get(src)
if (!expression) {
expression = parser.parseExpression(src)
expressionCache.set(src, expression)
}
if (typeof expression === 'function') {
return expression
}
return function evaluateExpression (context) {
let value = expression.exec(context)
for (let filter of expression.filters) {
const args = filter.argExpressions.map(evaluateArgExpression, context)
value = filter.effect(value, ...args)
}
return value
}
}
function compileCode (src) {
if (typeof src !== 'string') {
throw new TypeError('First argument must be a string.')
}
let code = codeCache.get(src)
if (!code) {
code = parser.parseCode(src)
codeCache.set(src, code)
}
if (typeof code === 'function') {
return code
}
const context = {}
return function evaluateCode (state, tempVars) {
let i = 0
function next () {
Object.assign(context, tempVars)
if (i < code.limiters.length) {
const limiter = code.limiters[i++]
const args = limiter.argExpressions.map(evaluateArgExpression, state)
limiter.effect(next, context, ...args)
} else {