text: // TODO actually recognize syntax of TypeScript constructs
  
  CodeMirror.defineMode("javascript", function(config, parserConfig) {
    var indentUnit = config.indentUnit;
    var statementIndent = parserConfig.statementIndent;
    var jsonMode = parserConfig.json;
    var isTS = parserConfig.typescript;
  
    // Tokenizer
  
    var keywords = function(){
      function kw(type) {return {type: type, style: "keyword"};}
      var A = kw("keyword a"), B = kw("keyword b"), C = kw("keyword c");
      var operator = kw("operator"), atom = {type: "atom", style: "atom"};
  
      var jsKeywords = {
        "if": kw("if"), "while": A, "with": A, "else": B, "do": B, "try": B, "finally": B,
        "return": C, "break": C, "continue": C, "new": C, "delete": C, "throw": C,
        "var": kw("var"), "const": kw("var"), "let": kw("var"),
        "function": kw("function"), "catch": kw("catch"),
        "for": kw("for"), "switch": kw("switch"), "case": kw("case"), "default": kw("default"),
        "in": operator, "typeof": operator, "instanceof": operator,
        "true": atom, "false": atom, "null": atom, "undefined": atom, "NaN": atom, "Infinity": atom,
        "this": kw("this")
      };
  
      // Extend the 'normal' keywords with the TypeScript language extensions
      if (isTS) {
        var type = {type: "variable", style: "variable-3"};
        var tsKeywords = {
          // object-like things
          "interface": kw("interface"),
          "class": kw("class"),
          "extends": kw("extends"),
          "constructor": kw("constructor"),
  
          // scope modifiers
          "public": kw("public"),
          "private": kw("private"),
          "protected": kw("protected"),
          "static": kw("static"),
  
          "super": kw("super"),
  
          // types
          "string": type, "number": type, "bool": type, "any": type
        };
  
        for (var attr in tsKeywords) {
          jsKeywords[attr] = tsKeywords[attr];
        }
      }
  
      return jsKeywords;
    }();
  
    var isOperatorChar = /[+\-*&%=<>!?|~^]/;
  
    function chain(stream, state, f) {
      state.tokenize = f;
      return f(stream, state);
    }
  
    function nextUntilUnescaped(stream, end) {
      var escaped = false, next;
      while ((next = stream.next()) != null) {
        if (next == end && !escaped)
          return false;
        escaped = !escaped && next == "\\";
      }
      return escaped;
    }
  
    // Used as scratch variables to communicate multiple values without
    // consing up tons of objects.
    var type, content;
    function ret(tp, style, cont) {
      type = tp; content = cont;
      return style;
    }
  
    function jsTokenBase(stream, state) {
      var ch = stream.next();
      if (ch == '"' || ch == "'")
        return chain(stream, state, jsTokenString(ch));
      else if (/[\[\]{}\(\),;\:\.]/.test(ch))
        return ret(ch);
      else if (ch == "0" && stream.eat(/x/i)) {
        stream.eatWhile(/[\da-f]/i);
        return ret("number", "number");
      }
      else if (/\d/.test(ch) || ch == "-" && stream.eat(/\d/)) {
        stream.match(/^\d*(?:\.\d*)?(?:[eE][+\-]?\d+)?/);
        return ret("number", "number");
      }
      else if (ch == "/") {
        if (stream.eat("*")) {
          return chain(stream, state, jsTokenComment);
        }
        else if (stream.eat("/")) {
          stream.skipToEnd();
          return ret("comment", "comment");
        }
        else if (state.lastType == "operator" || state.lastType == "keyword c" ||
                 /^[\[{}\(,;:]$/.test(state.lastType)) {
          nextUntilUnescaped(stream, "/");
          stream.eatWhile(/[gimy]/); // 'y' is "sticky" option in Mozilla
          return ret("regexp", "string-2");
        }
        else {
          stream.eatWhile(isOperatorChar);
          return ret("operator", null, stream.current());
        }
      }
      else if (ch == "#") {
        stream.skipToEnd();
        return ret("error", "error");
      }
      else if (isOperatorChar.test(ch)) {
        stream.eatWhile(isOperatorChar);
        return ret("operator", null, stream.current());
      }
      else {
        stream.eatWhile(/[\w\$_]/);
        var word = stream.current(), known = keywords.propertyIsEnumerable(word) && keywords[word];
        return (known && state.lastType != ".") ? ret(known.type, known.style, word) :
                       ret("variable", "variable", word);
      }
    }
  
    function jsTokenString(quote) {
      return function(stream, state) {
        if (!nextUntilUnescaped(stream, quote))
          state.tokenize = jsTokenBase;
        return ret("string", "string");
      };
    }
  
    function jsTokenComment(stream, state) {
      var maybeEnd = false, ch;
      while (ch = stream.next()) {
        if (ch == "/" && maybeEnd) {
          state.tokenize = jsTokenBase;
          break;
        }
        maybeEnd = (ch == "*");
      }
      return ret("comment", "comment");
    }
  
    // Parser
  
    var atomicTypes = {"atom": true, "number": true, "variable": true, "string": true, "regexp": true, "this": true};
  
    function JSLexical(indented, column, type, align, prev, info) {
      this.indented = indented;
      this.column = column;
      this.type = type;
      this.prev = prev;
      this.info = info;
      if (align != null) this.align = align;
    }
  
    function inScope(state, varname) {
      for (var v = state.localVars; v; v = v.next)
        if (v.name == varname) return true;
    }
  
    function parseJS(state, style, type, content, stream) {
      var cc = state.cc;
      // Communicate our context to the combinators.
      // (Less wasteful than consing up a hundred closures on every call.)
      cx.state = state; cx.stream = stream; cx.marked = null, cx.cc = cc;
  
      if (!state.lexical.hasOwnProperty("align"))
        state.lexical.align = true;
  
      while(true) {
        var combinator = cc.length ? cc.pop() : jsonMode ? expression : statement;
        if (combinator(type, content)) {
          while(cc.length && cc[cc.length - 1].lex)
            cc.pop()();
          if (cx.marked) return cx.marked;
          if (type == "variable" && inScope(state, content)) return "variable-2";
          return style;
        }
      }
    }
  
    // Combinator utils
  
    var cx = {state: null, column: null, marked: null, cc: null};
    function pass() {
      for (var i = arguments.length - 1; i >= 0; i--) cx.cc.push(arguments[i]);
    }
    function cont() {
      pass.apply(null, arguments);
      return true;
    }
    function register(varname) {
      function inList(list) {
        for (var v = list; v; v = v.next)
          if (v.name == varname) return true;
        return false;
      }
      var state = cx.state;
      if (state.context) {
        cx.marked = "def";
        if (inList(state.localVars)) return;
        state.localVars = {name: varname, next: state.localVars};
      } else {
        if (inList(state.globalVars)) return;
        state.globalVars = {name: varname, next: state.globalVars};
      }
    }
  
    // Combinators
  
    var defaultVars = {name: "this", next: {name: "arguments"}};
    function pushcontext() {
      cx.state.context = {prev: cx.state.context, vars: cx.state.localVars};
      cx.state.localVars = defaultVars;
    }
    function popcontext() {
      cx.state.localVars = cx.state.context.vars;
      cx.state.context = cx.state.context.prev;
    }
    function pushlex(type, info) {
      var result = function() {
        var state = cx.state, indent = state.indented;
        if (state.lexical.type == "stat") indent = state.lexical.indented;
        state.lexical = new JSLexical(indent, cx.stream.column(), type, null, state.lexical, info);
      };
      result.lex = true;
      return result;
    }
    function poplex() {
      var state = cx.state;
      if (state.lexical.prev) {
        if (state.lexical.type == ")")
          state.indented = state.lexical.indented;
        state.lexical = state.lexical.prev;
      }
    }
    poplex.lex = true;
  
    function expect(wanted) {
      return function(type) {
        if (type == wanted) return cont();
        else if (wanted == ";") return pass();
        else return cont(arguments.callee);
      };
    }
  
    function statement(type) {
      if (type == "var") return cont(pushlex("vardef"), vardef1, expect(";"), poplex);
      if (type == "keyword a") return cont(pushlex("form"), expression, statement, poplex);
      if (type == "keyword b") return cont(pushlex("form"), statement, poplex);
      if (type == "{") return cont(pushlex("}"), block, poplex);
      if (type == ";") return cont();
      if (type == "if") return cont(pushlex("form"), expression, statement, poplex, maybeelse(cx.state.indented));
      if (type == "function") return cont(functiondef);
      if (type == "for") return cont(pushlex("form"), expect("("), pushlex(")"), forspec1, expect(")"),
                                        poplex, statement, poplex);
      if (type == "variable") return cont(pushlex("stat"), maybelabel);
      if (type == "switch") return cont(pushlex("form"), expression, pushlex("}", "switch"), expect("{"),
                                           block, poplex, poplex);
      if (type == "case") return cont(expression, expect(":"));
      if (type == "default") return cont(expect(":"));
      if (type == "catch") return cont(pushlex("form"), pushcontext, expect("("), funarg, expect(")"),
                                          statement, poplex, popcontext);
      return pass(pushlex("stat"), expression, expect(";"), poplex);
    }
    function expression(type) {
      return expressionInner(type, false);
    }
    function expressionNoComma(type) {
      return expressionInner(type, true);
    }
    function expressionInner(type, noComma) {
      var maybeop = noComma ? maybeoperatorNoComma : maybeoperatorComma;
      if (atomicTypes.hasOwnProperty(type)) return cont(maybeop);
      if (type == "function") return cont(functiondef);
      if (type == "keyword c") return cont(noComma ? maybeexpressionNoComma : maybeexpression);
      if (type == "(") return cont(pushlex(")"), maybeexpression, expect(")"), poplex, maybeop);
      if (type == "operator") return cont(noComma ? expressionNoComma : expression);
      if (type == "[") return cont(pushlex("]"), commasep(expressionNoComma, "]"), poplex, maybeop);
      if (type == "{") return cont(pushlex("}"), commasep(objprop, "}"), poplex, maybeop);
      return cont();
    }
    function maybeexpression(type) {
      if (type.match(/[;\}\)\],]/)) return pass();
      return pass(expression);
    }
    function maybeexpressionNoComma(type) {
      if (type.match(/[;\}\)\],]/)) return pass();
      return pass(expressionNoComma);
    }
  
    function maybeoperatorComma(type, value) {
      if (type == ",") return cont(expression);
      return maybeoperatorNoComma(type, value, maybeoperatorComma);
    }
    function maybeoperatorNoComma(type, value, me) {
      if (!me) me = maybeoperatorNoComma;
      if (type == "operator") {
        if (/\+\+|--/.test(value)) return cont(me);
        if (value == "?") return cont(expression, expect(":"), expression);
        return cont(expression);
      }
      if (type == ";") return;
      if (type == "(") return cont(pushlex(")", "call"), commasep(expressionNoComma, ")"), poplex, me);
      if (type == ".") return cont(property, me);
      if (type == "[") return cont(pushlex("]"), expression, expect("]"), poplex, me);
    }
    function maybelabel(type) {
      if (type == ":") return cont(poplex, statement);
      return pass(maybeoperatorComma, expect(";"), poplex);
    }
    function property(type) {
      if (type == "variable") {cx.marked = "property"; return cont();}
    }
    function objprop(type, value) {
      if (type == "variable") {
        cx.marked = "property";
        if (value == "get" || value == "set") return cont(getterSetter);
      } else if (type == "number" || type == "string") {
        cx.marked = type + " property";
      }
      if (atomicTypes.hasOwnProperty(type)) return cont(expect(":"), expressionNoComma);
    }
    function getterSetter(type) {
      if (type == ":") return cont(expression);
      if (type != "variable") return cont(expect(":"), expression);
      cx.marked = "property";
      return cont(functiondef);
    }
    function commasep(what, end) {
      function proceed(type) {
        if (type == ",") {
          var lex = cx.state.lexical;
          if (lex.info == "call") lex.pos = (lex.pos || 0) + 1;
          return cont(what, proceed);
        }
        if (type == end) return cont();
        return cont(expect(end));
      }
      return function(type) {
        if (type == end) return cont();
        else return pass(what, proceed);
      };
    }
    function block(type) {
      if (type == "}") return cont();
      return pass(statement, block);
    }
    function maybetype(type) {
      if (type == ":") return cont(typedef);
      return pass();
    }
    function typedef(type) {
      if (type == "variable"){cx.marked = "variable-3"; return cont();}
      return pass();
    }
    function vardef1(type, value) {
      if (type == "variable") {
        register(value);
        return isTS ? cont(maybetype, vardef2) : cont(vardef2);
      }
      return pass();
    }
    function vardef2(type, value) {
      if (value == "=") return cont(expressionNoComma, vardef2);
      if (type == ",") return cont(vardef1);
    }
    function maybeelse(indent) {
      return function(type, value) {
        if (type == "keyword b" && value == "else") {
          cx.state.lexical = new JSLexical(indent, 0, "form", null, cx.state.lexical);
          return cont(statement, poplex);
        }
        return pass();
      };
    }
    function forspec1(type) {
      if (type == "var") return cont(vardef1, expect(";"), forspec2);
      if (type == ";") return cont(forspec2);
      if (type == "variable") return cont(formaybein);
      return pass(expression, expect(";"), forspec2);
    }
    function formaybein(_type, value) {
      if (value == "in") return cont(expression);
      return cont(maybeoperatorComma, forspec2);
    }
    function forspec2(type, value) {
      if (type == ";") return cont(forspec3);
      if (value == "in") return cont(expression);
      return pass(expression, expect(";"), forspec3);
    }
    function forspec3(type) {
      if (type != ")") cont(expression);
    }
    function functiondef(type, value) {
      if (type == "variable") {register(value); return cont(functiondef);}
      if (type == "(") return cont(pushlex(")"), pushcontext, commasep(funarg, ")"), poplex, statement, popcontext);
    }
    function funarg(type, value) {
      if (type == "variable") {register(value); return isTS ? cont(maybetype) : cont();}
    }
  
    // Interface
  
    return {
      startState: function(basecolumn) {
        return {
          tokenize: jsTokenBase,
          lastType: null,
          cc: [],
          lexical: new JSLexical((basecolumn || 0) - indentUnit, 0, "block", false),
          localVars: parserConfig.localVars,
          globalVars: parserConfig.globalVars,
          context: parserConfig.localVars && {vars: parserConfig.localVars},
          indented: 0
        };
      },
  
      token: function(stream, state) {
        if (stream.sol()) {
          if (!state.lexical.hasOwnProperty("align"))
            state.lexical.align = false;
          state.indented = stream.indentation();
        }
        if (state.tokenize != jsTokenComment && stream.eatSpace()) return null;
        var style = state.tokenize(stream, state);
        if (type == "comment") return style;
        state.lastType = type == "operator" && (content == "++" || content == "--") ? "incdec" : type;
        return parseJS(state, style, type, content, stream);
      },
  
      indent: function(state, textAfter) {
        if (state.tokenize == jsTokenComment) return CodeMirror.Pass;
        if (state.tokenize != jsTokenBase) return 0;
        var firstChar = textAfter && textAfter.charAt(0), lexical = state.lexical;
        if (lexical.type == "stat" && firstChar == "}") lexical = lexical.prev;
        if (statementIndent && lexical.type == ")" && lexical.prev.type == "stat")
          lexical = lexical.prev;
        var type = lexical.type, closing = firstChar == type;
  
        if (type == "vardef") return lexical.indented + (state.lastType == "operator" || state.lastType == "," ? 4 : 0);
        else if (type == "form" && firstChar == "{") return lexical.indented;
        else if (type == "form") return lexical.indented + indentUnit;
        else if (type == "stat")
          return lexical.indented + (state.lastType == "operator" || state.lastType == "," ? statementIndent || indentUnit : 0);
        else if (lexical.info == "switch" && !closing && parserConfig.doubleIndentSwitch != false)
          return lexical.indented + (/^(?:case|default)\b/.test(textAfter) ? indentUnit : 2 * indentUnit);
        else if (lexical.align) return lexical.column + (closing ? 0 : 1);
        else return lexical.indented + (closing ? 0 : indentUnit);
      },
  
      electricChars: ":{}",
      blockCommentStart: jsonMode ? null : "/*",
      blockCommentEnd: jsonMode ? null : "*/",
      lineComment: jsonMode ? null : "//",
      fold: "brace",
  
      helperType: jsonMode ? "json" : "javascript",
      jsonMode: jsonMode
    };
  });
  
  CodeMirror.defineMIME("text/javascript", "javascript");
  CodeMirror.defineMIME("text/ecmascript", "javascript");
  CodeMirror.defineMIME("application/javascript", "javascript");
  CodeMirror.defineMIME("application/ecmascript", "javascript");
  CodeMirror.defineMIME("application/json", {name: "javascript", json: true});
  CodeMirror.defineMIME("application/x-json", {name: "javascript", json: true});
  CodeMirror.defineMIME("text/typescript", { name: "javascript", typescript: true });
  CodeMirror.defineMIME("application/typescript", { name: "javascript", typescript: true });
  