// CodeMirror, copyright © by Marijn Haverbeke and others // Distributed under an MIT license: codemirror.net/LICENSE

(function(mod) {

if (typeof exports == "object" && typeof module == "object") // CommonJS
  mod(require("../../lib/codemirror"));
else if (typeof define == "function" && define.amd) // AMD
  define(["../../lib/codemirror"], mod);
else // Plain browser env
  mod(CodeMirror);

})(function(CodeMirror) { “use strict”;

CodeMirror.defineMode(“javascript”, function(config, parserConfig) {

var indentUnit = config.indentUnit;
var statementIndent = parserConfig.statementIndent;
var jsonldMode = parserConfig.jsonld;
var jsonMode = parserConfig.json || jsonldMode;
var isTS = parserConfig.typescript;
var wordRE = parserConfig.wordCharacters || /[\w$\xa1-\uffff]/;

// 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": kw("new"), "delete": C, "throw": C, "debugger": 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"), "class": kw("class"), "super": kw("atom"),
    "yield": C, "export": kw("export"), "import": kw("import"), "extends": C,
    "await": C
  };

  // Extend the 'normal' keywords with the TypeScript language extensions
  if (isTS) {
    var type = {type: "variable", style: "type"};
    var tsKeywords = {
      // object-like things
      "interface": kw("class"),
      "implements": C,
      "namespace": C,
      "module": kw("module"),
      "enum": kw("module"),

      // scope modifiers
      "public": kw("modifier"),
      "private": kw("modifier"),
      "protected": kw("modifier"),
      "abstract": kw("modifier"),
      "readonly": kw("modifier"),

      // types
      "string": type, "number": type, "boolean": type, "any": type
    };

    for (var attr in tsKeywords) {
      jsKeywords[attr] = tsKeywords[attr];
    }
  }

  return jsKeywords;
}();

var isOperatorChar = /[+\-*&%=<>!?|~^@]/;
var isJsonldKeyword = /^@(context|id|value|language|type|container|list|set|reverse|index|base|vocab|graph)"/;

function readRegexp(stream) {
  var escaped = false, next, inSet = false;
  while ((next = stream.next()) != null) {
    if (!escaped) {
      if (next == "/" && !inSet) return;
      if (next == "[") inSet = true;
      else if (inSet && next == "]") inSet = false;
    }
    escaped = !escaped && next == "\\";
  }
}

// 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 tokenBase(stream, state) {
  var ch = stream.next();
  if (ch == '"' || ch == "'") {
    state.tokenize = tokenString(ch);
    return state.tokenize(stream, state);
  } else if (ch == "." && stream.match(/^\d+(?:[eE][+\-]?\d+)?/)) {
    return ret("number", "number");
  } else if (ch == "." && stream.match("..")) {
    return ret("spread", "meta");
  } else if (/[\[\]{}\(\),;\:\.]/.test(ch)) {
    return ret(ch);
  } else if (ch == "=" && stream.eat(">")) {
    return ret("=>", "operator");
  } else if (ch == "0" && stream.eat(/x/i)) {
    stream.eatWhile(/[\da-f]/i);
    return ret("number", "number");
  } else if (ch == "0" && stream.eat(/o/i)) {
    stream.eatWhile(/[0-7]/i);
    return ret("number", "number");
  } else if (ch == "0" && stream.eat(/b/i)) {
    stream.eatWhile(/[01]/i);
    return ret("number", "number");
  } else if (/\d/.test(ch)) {
    stream.match(/^\d*(?:\.\d*)?(?:[eE][+\-]?\d+)?/);
    return ret("number", "number");
  } else if (ch == "/") {
    if (stream.eat("*")) {
      state.tokenize = tokenComment;
      return tokenComment(stream, state);
    } else if (stream.eat("/")) {
      stream.skipToEnd();
      return ret("comment", "comment");
    } else if (expressionAllowed(stream, state, 1)) {
      readRegexp(stream);
      stream.match(/^\b(([gimyu])(?![gimyu]*\2))+\b/);
      return ret("regexp", "string-2");
    } else {
      stream.eatWhile(isOperatorChar);
      return ret("operator", "operator", stream.current());
    }
  } else if (ch == "`") {
    state.tokenize = tokenQuasi;
    return tokenQuasi(stream, state);
  } else if (ch == "#") {
    stream.skipToEnd();
    return ret("error", "error");
  } else if (isOperatorChar.test(ch)) {
    if (ch != ">" || !state.lexical || state.lexical.type != ">")
      stream.eatWhile(isOperatorChar);
    return ret("operator", "operator", stream.current());
  } else if (wordRE.test(ch)) {
    stream.eatWhile(wordRE);
    var word = stream.current()
    if (state.lastType != ".") {
      if (keywords.propertyIsEnumerable(word)) {
        var kw = keywords[word]
        return ret(kw.type, kw.style, word)
      }
      if (word == "async" && stream.match(/^\s*[\(\w]/, false))
        return ret("async", "keyword", word)
    }
    return ret("variable", "variable", word)
  }
}

function tokenString(quote) {
  return function(stream, state) {
    var escaped = false, next;
    if (jsonldMode && stream.peek() == "@" && stream.match(isJsonldKeyword)){
      state.tokenize = tokenBase;
      return ret("jsonld-keyword", "meta");
    }
    while ((next = stream.next()) != null) {
      if (next == quote && !escaped) break;
      escaped = !escaped && next == "\\";
    }
    if (!escaped) state.tokenize = tokenBase;
    return ret("string", "string");
  };
}

function tokenComment(stream, state) {
  var maybeEnd = false, ch;
  while (ch = stream.next()) {
    if (ch == "/" && maybeEnd) {
      state.tokenize = tokenBase;
      break;
    }
    maybeEnd = (ch == "*");
  }
  return ret("comment", "comment");
}

function tokenQuasi(stream, state) {
  var escaped = false, next;
  while ((next = stream.next()) != null) {
    if (!escaped && (next == "`" || next == "$" && stream.eat("{"))) {
      state.tokenize = tokenBase;
      break;
    }
    escaped = !escaped && next == "\\";
  }
  return ret("quasi", "string-2", stream.current());
}

var brackets = "([{}])";
// This is a crude lookahead trick to try and notice that we're
// parsing the argument patterns for a fat-arrow function before we
// actually hit the arrow token. It only works if the arrow is on
// the same line as the arguments and there's no strange noise
// (comments) in between. Fallback is to only notice when we hit the
// arrow, and not declare the arguments as locals for the arrow
// body.
function findFatArrow(stream, state) {
  if (state.fatArrowAt) state.fatArrowAt = null;
  var arrow = stream.string.indexOf("=>", stream.start);
  if (arrow < 0) return;

  if (isTS) { // Try to skip TypeScript return type declarations after the arguments
    var m = /:\s*(?:\w+(?:<[^>]*>|\[\])?|\{[^}]*\})\s*$/.exec(stream.string.slice(stream.start, arrow))
    if (m) arrow = m.index
  }

  var depth = 0, sawSomething = false;
  for (var pos = arrow - 1; pos >= 0; --pos) {
    var ch = stream.string.charAt(pos);
    var bracket = brackets.indexOf(ch);
    if (bracket >= 0 && bracket < 3) {
      if (!depth) { ++pos; break; }
      if (--depth == 0) { if (ch == "(") sawSomething = true; break; }
    } else if (bracket >= 3 && bracket < 6) {
      ++depth;
    } else if (wordRE.test(ch)) {
      sawSomething = true;
    } else if (/["'\/]/.test(ch)) {
      return;
    } else if (sawSomething && !depth) {
      ++pos;
      break;
    }
  }
  if (sawSomething && !depth) state.fatArrowAt = pos;
}

// Parser

var atomicTypes = {"atom": true, "number": true, "variable": true, "string": true, "regexp": true, "this": true, "jsonld-keyword": 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;
  for (var cx = state.context; cx; cx = cx.prev) {
    for (var v = cx.vars; 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; cx.style = style;

  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;
  cx.marked = "def";
  if (state.context) {
    if (inList(state.localVars)) return;
    state.localVars = {name: varname, next: state.localVars};
  } else {
    if (inList(state.globalVars)) return;
    if (parserConfig.globalVars)
      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;
    else for (var outer = state.lexical; outer && outer.type == ")" && outer.align; outer = outer.prev)
      indent = outer.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) {
  function exp(type) {
    if (type == wanted) return cont();
    else if (wanted == ";") return pass();
    else return cont(exp);
  };
  return exp;
}

function statement(type, value) {
  if (type == "var") return cont(pushlex("vardef", value.length), vardef, expect(";"), poplex);
  if (type == "keyword a") return cont(pushlex("form"), parenExpr, 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") {
    if (cx.state.lexical.info == "else" && cx.state.cc[cx.state.cc.length - 1] == poplex)
      cx.state.cc.pop()();
    return cont(pushlex("form"), parenExpr, statement, poplex, maybeelse);
  }
  if (type == "function") return cont(functiondef);
  if (type == "for") return cont(pushlex("form"), forspec, statement, poplex);
  if (type == "variable") {
    if (isTS && value == "type") {
      cx.marked = "keyword"
      return cont(typeexpr, expect("operator"), typeexpr, expect(";"));
    } if (isTS && value == "declare") {
      cx.marked = "keyword"
      return cont(statement)
    } else {
      return cont(pushlex("stat"), maybelabel);
    }
  }
  if (type == "switch") return cont(pushlex("form"), parenExpr, expect("{"), pushlex("}", "switch"),
                                    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);
  if (type == "class") return cont(pushlex("form"), className, poplex);
  if (type == "export") return cont(pushlex("stat"), afterExport, poplex);
  if (type == "import") return cont(pushlex("stat"), afterImport, poplex);
  if (type == "module") return cont(pushlex("form"), pattern, expect("{"), pushlex("}"), block, poplex, poplex)
  if (type == "async") return cont(statement)
  if (value == "@") return cont(expression, statement)
  return pass(pushlex("stat"), expression, expect(";"), poplex);
}
function expression(type) {
  return expressionInner(type, false);
}
function expressionNoComma(type) {
  return expressionInner(type, true);
}
function parenExpr(type) {
  if (type != "(") return pass()
  return cont(pushlex(")"), expression, expect(")"), poplex)
}
function expressionInner(type, noComma) {
  if (cx.state.fatArrowAt == cx.stream.start) {
    var body = noComma ? arrowBodyNoComma : arrowBody;
    if (type == "(") return cont(pushcontext, pushlex(")"), commasep(pattern, ")"), poplex, expect("=>"), body, popcontext);
    else if (type == "variable") return pass(pushcontext, pattern, expect("=>"), body, popcontext);
  }

  var maybeop = noComma ? maybeoperatorNoComma : maybeoperatorComma;
  if (atomicTypes.hasOwnProperty(type)) return cont(maybeop);
  if (type == "function") return cont(functiondef, maybeop);
  if (type == "class") return cont(pushlex("form"), classExpression, poplex);
  if (type == "keyword c" || type == "async") return cont(noComma ? maybeexpressionNoComma : maybeexpression);
  if (type == "(") return cont(pushlex(")"), maybeexpression, expect(")"), poplex, maybeop);
  if (type == "operator" || type == "spread") return cont(noComma ? expressionNoComma : expression);
  if (type == "[") return cont(pushlex("]"), arrayLiteral, poplex, maybeop);
  if (type == "{") return contCommasep(objprop, "}", null, maybeop);
  if (type == "quasi") return pass(quasi, maybeop);
  if (type == "new") return cont(maybeTarget(noComma));
  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, false);
}
function maybeoperatorNoComma(type, value, noComma) {
  var me = noComma == false ? maybeoperatorComma : maybeoperatorNoComma;
  var expr = noComma == false ? expression : expressionNoComma;
  if (type == "=>") return cont(pushcontext, noComma ? arrowBodyNoComma : arrowBody, popcontext);
  if (type == "operator") {
    if (/\+\+|--/.test(value) || isTS && value == "!") return cont(me);
    if (value == "?") return cont(expression, expect(":"), expr);
    return cont(expr);
  }
  if (type == "quasi") { return pass(quasi, me); }
  if (type == ";") return;
  if (type == "(") return contCommasep(expressionNoComma, ")", "call", me);
  if (type == ".") return cont(property, me);
  if (type == "[") return cont(pushlex("]"), maybeexpression, expect("]"), poplex, me);
  if (isTS && value == "as") { cx.marked = "keyword"; return cont(typeexpr, me) }
}
function quasi(type, value) {
  if (type != "quasi") return pass();
  if (value.slice(value.length - 2) != "${") return cont(quasi);
  return cont(expression, continueQuasi);
}
function continueQuasi(type) {
  if (type == "}") {
    cx.marked = "string-2";
    cx.state.tokenize = tokenQuasi;
    return cont(quasi);
  }
}
function arrowBody(type) {
  findFatArrow(cx.stream, cx.state);
  return pass(type == "{" ? statement : expression);
}
function arrowBodyNoComma(type) {
  findFatArrow(cx.stream, cx.state);
  return pass(type == "{" ? statement : expressionNoComma);
}
function maybeTarget(noComma) {
  return function(type) {
    if (type == ".") return cont(noComma ? targetNoComma : target);
    else if (type == "variable" && isTS) return cont(maybeTypeArgs, noComma ? maybeoperatorNoComma : maybeoperatorComma)
    else return pass(noComma ? expressionNoComma : expression);
  };
}
function target(_, value) {
  if (value == "target") { cx.marked = "keyword"; return cont(maybeoperatorComma); }
}
function targetNoComma(_, value) {
  if (value == "target") { cx.marked = "keyword"; return cont(maybeoperatorNoComma); }
}
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 == "async") {
    cx.marked = "property";
    return cont(objprop);
  } else if (type == "variable" || cx.style == "keyword") {
    cx.marked = "property";
    if (value == "get" || value == "set") return cont(getterSetter);
    return cont(afterprop);
  } else if (type == "number" || type == "string") {
    cx.marked = jsonldMode ? "property" : (cx.style + " property");
    return cont(afterprop);
  } else if (type == "jsonld-keyword") {
    return cont(afterprop);
  } else if (type == "modifier") {
    return cont(objprop)
  } else if (type == "[") {
    return cont(expression, expect("]"), afterprop);
  } else if (type == "spread") {
    return cont(expression, afterprop);
  } else if (type == ":") {
    return pass(afterprop)
  }
}
function getterSetter(type) {
  if (type != "variable") return pass(afterprop);
  cx.marked = "property";
  return cont(functiondef);
}
function afterprop(type) {
  if (type == ":") return cont(expressionNoComma);
  if (type == "(") return pass(functiondef);
}
function commasep(what, end, sep) {
  function proceed(type, value) {
    if (sep ? sep.indexOf(type) > -1 : type == ",") {
      var lex = cx.state.lexical;
      if (lex.info == "call") lex.pos = (lex.pos || 0) + 1;
      return cont(function(type, value) {
        if (type == end || value == end) return pass()
        return pass(what)
      }, proceed);
    }
    if (type == end || value == end) return cont();
    return cont(expect(end));
  }
  return function(type, value) {
    if (type == end || value == end) return cont();
    return pass(what, proceed);
  };
}
function contCommasep(what, end, info) {
  for (var i = 3; i < arguments.length; i++)
    cx.cc.push(arguments[i]);
  return cont(pushlex(end, info), commasep(what, end), poplex);
}
function block(type) {
  if (type == "}") return cont();
  return pass(statement, block);
}
function maybetype(type, value) {
  if (isTS) {
    if (type == ":") return cont(typeexpr);
    if (value == "?") return cont(maybetype);
  }
}
function typeexpr(type, value) {
  if (type == "variable") {
    if (value == "keyof") {
      cx.marked = "keyword"
      return cont(typeexpr)
    } else {
      cx.marked = "type"
      return cont(afterType)
    }
  }
  if (type == "string" || type == "number" || type == "atom") return cont(afterType);
  if (type == "[") return cont(pushlex("]"), commasep(typeexpr, "]", ","), poplex, afterType)
  if (type == "{") return cont(pushlex("}"), commasep(typeprop, "}", ",;"), poplex, afterType)
  if (type == "(") return cont(commasep(typearg, ")"), maybeReturnType)
}
function maybeReturnType(type) {
  if (type == "=>") return cont(typeexpr)
}
function typeprop(type, value) {
  if (type == "variable" || cx.style == "keyword") {
    cx.marked = "property"
    return cont(typeprop)
  } else if (value == "?") {
    return cont(typeprop)
  } else if (type == ":") {
    return cont(typeexpr)
  } else if (type == "[") {
    return cont(expression, maybetype, expect("]"), typeprop)
  }
}
function typearg(type) {
  if (type == "variable") return cont(typearg)
  else if (type == ":") return cont(typeexpr)
}
function afterType(type, value) {
  if (value == "<") return cont(pushlex(">"), commasep(typeexpr, ">"), poplex, afterType)
  if (value == "|" || type == ".") return cont(typeexpr)
  if (type == "[") return cont(expect("]"), afterType)
  if (value == "extends") return cont(typeexpr)
}
function maybeTypeArgs(_, value) {
  if (value == "<") return cont(pushlex(">"), commasep(typeexpr, ">"), poplex, afterType)
}
function vardef() {
  return pass(pattern, maybetype, maybeAssign, vardefCont);
}
function pattern(type, value) {
  if (type == "modifier") return cont(pattern)
  if (type == "variable") { register(value); return cont(); }
  if (type == "spread") return cont(pattern);
  if (type == "[") return contCommasep(pattern, "]");
  if (type == "{") return contCommasep(proppattern, "}");
}
function proppattern(type, value) {
  if (type == "variable" && !cx.stream.match(/^\s*:/, false)) {
    register(value);
    return cont(maybeAssign);
  }
  if (type == "variable") cx.marked = "property";
  if (type == "spread") return cont(pattern);
  if (type == "}") return pass();
  return cont(expect(":"), pattern, maybeAssign);
}
function maybeAssign(_type, value) {
  if (value == "=") return cont(expressionNoComma);
}
function vardefCont(type) {
  if (type == ",") return cont(vardef);
}
function maybeelse(type, value) {
  if (type == "keyword b" && value == "else") return cont(pushlex("form", "else"), statement, poplex);
}
function forspec(type) {
  if (type == "(") return cont(pushlex(")"), forspec1, expect(")"), poplex);
}
function forspec1(type) {
  if (type == "var") return cont(vardef, expect(";"), forspec2);
  if (type == ";") return cont(forspec2);
  if (type == "variable") return cont(formaybeinof);
  return pass(expression, expect(";"), forspec2);
}
function formaybeinof(_type, value) {
  if (value == "in" || value == "of") { cx.marked = "keyword"; return cont(expression); }
  return cont(maybeoperatorComma, forspec2);
}
function forspec2(type, value) {
  if (type == ";") return cont(forspec3);
  if (value == "in" || value == "of") { cx.marked = "keyword"; return cont(expression); }
  return pass(expression, expect(";"), forspec3);
}
function forspec3(type) {
  if (type != ")") cont(expression);
}
function functiondef(type, value) {
  if (value == "*") {cx.marked = "keyword"; return cont(functiondef);}
  if (type == "variable") {register(value); return cont(functiondef);}
  if (type == "(") return cont(pushcontext, pushlex(")"), commasep(funarg, ")"), poplex, maybetype, statement, popcontext);
  if (isTS && value == "<") return cont(pushlex(">"), commasep(typeexpr, ">"), poplex, functiondef)
}
function funarg(type) {
  if (type == "spread" || type == "modifier") return cont(funarg);
  return pass(pattern, maybetype, maybeAssign);
}
function classExpression(type, value) {
  // Class expressions may have an optional name.
  if (type == "variable") return className(type, value);
  return classNameAfter(type, value);
}
function className(type, value) {
  if (type == "variable") {register(value); return cont(classNameAfter);}
}
function classNameAfter(type, value) {
  if (value == "<") return cont(pushlex(">"), commasep(typeexpr, ">"), poplex, classNameAfter)
  if (value == "extends" || value == "implements" || (isTS && type == ","))
    return cont(isTS ? typeexpr : expression, classNameAfter);
  if (type == "{") return cont(pushlex("}"), classBody, poplex);
}
function classBody(type, value) {
  if (type == "modifier" || type == "async" ||
      (type == "variable" &&
       (value == "static" || value == "get" || value == "set") &&
       cx.stream.match(/^\s+[\w$\xa1-\uffff]/, false))) {
    cx.marked = "keyword";
    return cont(classBody);
  }
  if (type == "variable") {
    cx.marked = "property";
    return cont(isTS ? classfield : functiondef, classBody);
  }
  if (type == "[")
    return cont(expression, expect("]"), isTS ? classfield : functiondef, classBody)
  if (value == "*") {
    cx.marked = "keyword";
    return cont(classBody);
  }
  if (type == ";") return cont(classBody);
  if (type == "}") return cont();
  if (value == "@") return cont(expression, classBody)
}
function classfield(type, value) {
  if (value == "?") return cont(classfield)
  if (type == ":") return cont(typeexpr, maybeAssign)
  if (value == "=") return cont(expressionNoComma)
  return pass(functiondef)
}
function afterExport(type, value) {
  if (value == "*") { cx.marked = "keyword"; return cont(maybeFrom, expect(";")); }
  if (value == "default") { cx.marked = "keyword"; return cont(expression, expect(";")); }
  if (type == "{") return cont(commasep(exportField, "}"), maybeFrom, expect(";"));
  return pass(statement);
}
function exportField(type, value) {
  if (value == "as") { cx.marked = "keyword"; return cont(expect("variable")); }
  if (type == "variable") return pass(expressionNoComma, exportField);
}
function afterImport(type) {
  if (type == "string") return cont();
  return pass(importSpec, maybeMoreImports, maybeFrom);
}
function importSpec(type, value) {
  if (type == "{") return contCommasep(importSpec, "}");
  if (type == "variable") register(value);
  if (value == "*") cx.marked = "keyword";
  return cont(maybeAs);
}
function maybeMoreImports(type) {
  if (type == ",") return cont(importSpec, maybeMoreImports)
}
function maybeAs(_type, value) {
  if (value == "as") { cx.marked = "keyword"; return cont(importSpec); }
}
function maybeFrom(_type, value) {
  if (value == "from") { cx.marked = "keyword"; return cont(expression); }
}
function arrayLiteral(type) {
  if (type == "]") return cont();
  return pass(commasep(expressionNoComma, "]"));
}

function isContinuedStatement(state, textAfter) {
  return state.lastType == "operator" || state.lastType == "," ||
    isOperatorChar.test(textAfter.charAt(0)) ||
    /[,.]/.test(textAfter.charAt(0));
}

function expressionAllowed(stream, state, backUp) {
  return state.tokenize == tokenBase &&
    /^(?:operator|sof|keyword c|case|new|export|default|[\[{}\(,;:]|=>)$/.test(state.lastType) ||
    (state.lastType == "quasi" && /\{\s*$/.test(stream.string.slice(0, stream.pos - (backUp || 0))))
}

// Interface

return {
  startState: function(basecolumn) {
    var state = {
      tokenize: tokenBase,
      lastType: "sof",
      cc: [],
      lexical: new JSLexical((basecolumn || 0) - indentUnit, 0, "block", false),
      localVars: parserConfig.localVars,
      context: parserConfig.localVars && {vars: parserConfig.localVars},
      indented: basecolumn || 0
    };
    if (parserConfig.globalVars && typeof parserConfig.globalVars == "object")
      state.globalVars = parserConfig.globalVars;
    return state;
  },

  token: function(stream, state) {
    if (stream.sol()) {
      if (!state.lexical.hasOwnProperty("align"))
        state.lexical.align = false;
      state.indented = stream.indentation();
      findFatArrow(stream, state);
    }
    if (state.tokenize != tokenComment && 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 == tokenComment) return CodeMirror.Pass;
    if (state.tokenize != tokenBase) return 0;
    var firstChar = textAfter && textAfter.charAt(0), lexical = state.lexical, top
    // Kludge to prevent 'maybelse' from blocking lexical scope pops
    if (!/^\s*else\b/.test(textAfter)) for (var i = state.cc.length - 1; i >= 0; --i) {
      var c = state.cc[i];
      if (c == poplex) lexical = lexical.prev;
      else if (c != maybeelse) break;
    }
    while ((lexical.type == "stat" || lexical.type == "form") &&
           (firstChar == "}" || ((top = state.cc[state.cc.length - 1]) &&
                                 (top == maybeoperatorComma || top == maybeoperatorNoComma) &&
                                 !/^[,\.=+\-*:?[\(]/.test(textAfter))))
      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 == "," ? lexical.info + 1 : 0);
    else if (type == "form" && firstChar == "{") return lexical.indented;
    else if (type == "form") return lexical.indented + indentUnit;
    else if (type == "stat")
      return lexical.indented + (isContinuedStatement(state, textAfter) ? 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);
  },

  electricInput: /^\s*(?:case .*?:|default:|\{|\})$/,
  blockCommentStart: jsonMode ? null : "/*",
  blockCommentEnd: jsonMode ? null : "*/",
  lineComment: jsonMode ? null : "//",
  fold: "brace",
  closeBrackets: "()[]{}''\"\"``",

  helperType: jsonMode ? "json" : "javascript",
  jsonldMode: jsonldMode,
  jsonMode: jsonMode,

  expressionAllowed: expressionAllowed,

  skipExpression: function(state) {
    var top = state.cc[state.cc.length - 1]
    if (top == expression || top == expressionNoComma) state.cc.pop()
  }
};

});

CodeMirror.registerHelper(“wordChars”, “javascript”, /[w$]/);

CodeMirror.defineMIME(“text/javascript”, “javascript”); CodeMirror.defineMIME(“text/ecmascript”, “javascript”); CodeMirror.defineMIME(“application/javascript”, “javascript”); CodeMirror.defineMIME(“application/x-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(“application/ld+json”, {name: “javascript”, jsonld: true}); CodeMirror.defineMIME(“text/typescript”, { name: “javascript”, typescript: true }); CodeMirror.defineMIME(“application/typescript”, { name: “javascript”, typescript: true });

});