Support transpilation of Printer

vim-jp · Nov 22, 2017 · b055fa7 · b055fa7
1 parent 29cf46a
commit b055fa7
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Showing 4 changed files with 1,594 additions and 14 deletions.
diff --git a/js/jscompiler.vim b/js/jscompiler.vim
@@ -290,7 +290,7 @@ function s:JavascriptCompiler.compile_function(node)
     unlet rlist[-1]
     let va = 1
   endif
-  if left =~ '^\(VimLParser\|ExprTokenizer\|ExprParser\|LvalueParser\|StringReader\|Compiler\|RegexpParser\)\.'
+  if left =~ '^\(VimLParser\|ExprTokenizer\|ExprParser\|LvalueParser\|StringReader\|Compiler\|RegexpParser\|Printer\)\.'
     let [_0, klass, name; _] = matchlist(left, '^\(.*\)\.\(.*\)$')
     if name == 'new'
       return
@@ -344,10 +344,10 @@ function s:JavascriptCompiler.compile_let(node)
       call self.out('function LvalueParser() { ExprParser.apply(this, arguments); this.__init__.apply(this, arguments); }')
       call self.out('LvalueParser.prototype = Object.create(ExprParser.prototype);')
       return
-    elseif left =~ '^\(VimLParser\|ExprTokenizer\|ExprParser\|LvalueParser\|StringReader\|Compiler\|RegexpParser\)$'
+    elseif left =~ '^\(VimLParser\|ExprTokenizer\|ExprParser\|LvalueParser\|StringReader\|Compiler\|RegexpParser\|Printer\)$'
       call self.out('function %s() { this.__init__.apply(this, arguments); }', left)
       return
-    elseif left =~ '^\(VimLParser\|ExprTokenizer\|ExprParser\|LvalueParser\|StringReader\|Compiler\|RegexpParser\)\.'
+    elseif left =~ '^\(VimLParser\|ExprTokenizer\|ExprParser\|LvalueParser\|StringReader\|Compiler\|RegexpParser\|Printer\)\.'
       let [_0, klass, name; _] = matchlist(left, '^\(.*\)\.\(.*\)$')
       call self.out('%s.prototype.%s %s %s;', klass, name, op, right)
       return
@@ -798,6 +798,10 @@ function s:JavascriptCompiler.compile_identifier(node)
     let name = 'a000'
   elseif name == 'v:val'
     let name = 'vval'
+  elseif name == 'a:0'
+    let name = 'a000.length'
+  elseif name =~ '^a:[1-9]$'
+    let name = 'a000[' . (str2nr(name[2:]) - 1) . ']'
   elseif name =~ '^[sa]:'
     let name = name[2:]
   elseif name == 'self'
@@ -859,7 +863,8 @@ function! s:convert(in, out) abort
       \   '  module.exports = {',
       \   '    VimLParser: VimLParser,',
       \   '    StringReader: StringReader,',
-      \   '    Compiler: Compiler',
+      \   '    Compiler: Compiler,',
+      \   '    Printer: Printer',
       \   '  };',
       \   '}',
       \ ]