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// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://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("julia", function(_conf, parserConf) {
  var ERRORCLASS = 'error';

  function wordRegexp(words) {
    return new RegExp("^((" + words.join(")|(") + "))\\b");
  }

  var operators = parserConf.operators || /^\.?[|&^\\%*+\-<>!=\/]=?|\?|~|:|\$|\.[<>]|<<=?|>>>?=?|\.[<>=]=|->?|\/\/|\bin\b/;
  var delimiters = parserConf.delimiters || /^[;,()[\]{}]/;
  var identifiers = parserConf.identifiers|| /^[_A-Za-z][_A-Za-z0-9]*!*/;
  var blockOpeners = ["begin", "function", "type", "immutable", "let", "macro", "for", "while", "quote", "if", "else", "elseif", "try", "finally", "catch", "do"];
  var blockClosers = ["end", "else", "elseif", "catch", "finally"];
  var keywordList = ['if', 'else', 'elseif', 'while', 'for', 'begin', 'let', 'end', 'do', 'try', 'catch', 'finally', 'return', 'break', 'continue', 'global', 'local', 'const', 'export', 'import', 'importall', 'using', 'function', 'macro', 'module', '...
  var builtinList = ['true', 'false', 'enumerate', 'open', 'close', 'nothing', 'NaN', 'Inf', 'print', 'println', 'Int', 'Int8', 'Uint8', 'Int16', 'Uint16', 'Int32', 'Uint32', 'Int64', 'Uint64', 'Int128', 'Uint128', 'Bool', 'Char', 'Float16', 'Float32...

  //var stringPrefixes = new RegExp("^[br]?('|\")")
  var stringPrefixes = /^(`|'|"{3}|([br]?"))/;
  var keywords = wordRegexp(keywordList);
  var builtins = wordRegexp(builtinList);
  var openers = wordRegexp(blockOpeners);
  var closers = wordRegexp(blockClosers);
  var macro = /^@[_A-Za-z][_A-Za-z0-9]*/;
  var symbol = /^:[_A-Za-z][_A-Za-z0-9]*/;
  var indentInfo = null;

  function in_array(state) {
    var ch = cur_scope(state);
    if(ch=="[" || ch=="{") {
      return true;
    }
    else {
      return false;
    }
  }

  function cur_scope(state) {
    if(state.scopes.length==0) {
      return null;
    }
    return state.scopes[state.scopes.length - 1];
  }

  // tokenizers
  function tokenBase(stream, state) {
    // Handle scope changes
    var leaving_expr = state.leaving_expr;
    if(stream.sol()) {
      leaving_expr = false;
    }
    state.leaving_expr = false;
    if(leaving_expr) {
      if(stream.match(/^'+/)) {
        return 'operator';
      }

    }

    if(stream.match(/^\.{2,3}/)) {
      return 'operator';
    }

    if (stream.eatSpace()) {
      return null;
    }

    var ch = stream.peek();
    // Handle Comments
    if (ch === '#') {
        stream.skipToEnd();
        return 'comment';
    }
    if(ch==='[') {
      state.scopes.push("[");
    }