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Edit File: julia.js

// 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, end) {
    if (typeof end === 'undefined') { end = "\\b"; }
    return new RegExp("^((" + words.join(")|(") + "))" + end);
  }

//var stringPrefixes = new RegExp("^[br]?('|\")")
  var stringPrefixes = /^(`|"{3}|([brv]?"))/;
  var chars = wordRegexp(charsList, "'");
  var keywords = wordRegexp(keywordList);
  var builtins = wordRegexp(builtinList);
  var openers = wordRegexp(blockOpeners);
  var closers = wordRegexp(blockClosers);
  var macro = /^@[_A-Za-z][\w]*/;
  var symbol = /^:[_A-Za-z\u00A1-\uFFFF][\w\u00A1-\uFFFF]*!*/;
  var typeAnnotation = /^::[^,;"{()=$\s]+({[^}]*}+)*/;

function inArray(state) {
    var ch = currentScope(state);
    if (ch == '[') {
      return true;
    }
    return false;
  }

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

// tokenizers
  function tokenBase(stream, state) {
    // Handle multiline comments
    if (stream.match(/^#=/, false)) {
      state.tokenize = tokenComment;
      return state.tokenize(stream, state);
    }

// Handle scope changes
    var leavingExpr = state.leavingExpr;
    if (stream.sol()) {
      leavingExpr = false;
    }
    state.leavingExpr = false;
    if (leavingExpr) {
      if (stream.match(/^'+/)) {
        return 'operator';
      }
    }

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

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

var ch = stream.peek();

// Handle single line comments
    if (ch === '#') {
      stream.skipToEnd();
      return 'comment';
    }

if (ch === '[') {
      state.scopes.push('[');
    }

if (ch === '(') {
      state.scopes.push('(');
    }

var scope = currentScope(state);

if (scope == '[' && ch === ']') {
      state.scopes.pop();
      state.leavingExpr = true;
    }

if (scope == '(' && ch === ')') {
      state.scopes.pop();
      state.leavingExpr = true;
    }

var match;
    if (!inArray(state) && (match=stream.match(openers, false))) {
      state.scopes.push(match);
    }

if (!inArray(state) && stream.match(closers, false)) {
      state.scopes.pop();
    }

if (inArray(state)) {
      if (state.lastToken == 'end' && stream.match(/^:/)) {
        return 'operator';
      }
      if (stream.match(/^end/)) {
        return 'number';
      }
    }

if (stream.match(/^=>/)) {
      return 'operator';
    }

// Handle Number Literals
    if (stream.match(/^[0-9\.]/, false)) {
      var imMatcher = RegExp(/^im\b/);
      var numberLiteral = false;
      // Floats
      if (stream.match(/^\d*\.(?!\.)\d*([Eef][\+\-]?\d+)?/i)) { numberLiteral = true; }
      if (stream.match(/^\d+\.(?!\.)\d*/)) { numberLiteral = true; }
      if (stream.match(/^\.\d+/)) { numberLiteral = true; }
      if (stream.match(/^0x\.[0-9a-f]+p[\+\-]?\d+/i)) { numberLiteral = true; }
      // Integers
      if (stream.match(/^0x[0-9a-f]+/i)) { numberLiteral = true; } // Hex
      if (stream.match(/^0b[01]+/i)) { numberLiteral = true; } // Binary
      if (stream.match(/^0o[0-7]+/i)) { numberLiteral = true; } // Octal
      if (stream.match(/^[1-9]\d*(e[\+\-]?\d+)?/)) { numberLiteral = true; } // Decimal
      // Zero by itself with no other piece of number.
      if (stream.match(/^0(?![\dx])/i)) { numberLiteral = true; }
      if (numberLiteral) {
          // Integer literals may be "long"
          stream.match(imMatcher);
          state.leavingExpr = true;
          return 'number';
      }
    }

if (stream.match(/^<:/)) {
      return 'operator';
    }

if (stream.match(typeAnnotation)) {
      return 'builtin';
    }

// Handle symbols
    if (!leavingExpr && stream.match(symbol) || stream.match(/:\./)) {
      return 'builtin';
    }

// Handle parametric types
    if (stream.match(/^{[^}]*}(?=\()/)) {
      return 'builtin';
    }

// Handle operators and Delimiters
    if (stream.match(operators)) {
      return 'operator';
    }

// Handle Chars
    if (stream.match(/^'/)) {
      state.tokenize = tokenChar;
      return state.tokenize(stream, state);
    }

// Handle Strings
    if (stream.match(stringPrefixes)) {
      state.tokenize = tokenStringFactory(stream.current());
      return state.tokenize(stream, state);
    }

if (stream.match(macro)) {
      return 'meta';
    }

if (stream.match(delimiters)) {
      return null;
    }

if (stream.match(keywords)) {
      return 'keyword';
    }

if (stream.match(builtins)) {
      return 'builtin';
    }

var isDefinition = state.isDefinition ||
                       state.lastToken == 'function' ||
                       state.lastToken == 'macro' ||
                       state.lastToken == 'type' ||
                       state.lastToken == 'immutable';

if (stream.match(identifiers)) {
      if (isDefinition) {
        if (stream.peek() === '.') {
          state.isDefinition = true;
          return 'variable';
        }
        state.isDefinition = false;
        return 'def';
      }
      if (stream.match(/^({[^}]*})*\(/, false)) {
        return callOrDef(stream, state);
      }
      state.leavingExpr = true;
      return 'variable';
    }

// Handle non-detected items
    stream.next();
    return ERRORCLASS;
  }

function tokenStringFactory(delimiter) {
    while ('bruv'.indexOf(delimiter.charAt(0).toLowerCase()) >= 0) {
      delimiter = delimiter.substr(1);
    }
    var OUTCLASS = 'string';

var external = {
    startState: function() {
      return {
        tokenize: tokenBase,
        scopes: [],
        weakScopes: 0,
        lastToken: null,
        leavingExpr: false,
        isDefinition: false,
        charsAdvanced: 0,
        firstParenPos: -1
      };
    },

token: function(stream, state) {
      var style = state.tokenize(stream, state);
      var current = stream.current();

if (current && style) {
        state.lastToken = current;
      }

// Handle '.' connected identifiers
      if (current === '.') {
        style = stream.match(identifiers, false) || stream.match(macro, false) ||
                stream.match(/\(/, false) ? 'operator' : ERRORCLASS;
      }
      return style;
    },

indent: function(state, textAfter) {
      var delta = 0;
      if (textAfter == "]" || textAfter == ")" || textAfter == "end" || textAfter == "else" || textAfter == "elseif" || textAfter == "catch" || textAfter == "finally") {
        delta = -1;
      }
      return (state.scopes.length + delta) * _conf.indentUnit;
    },

electricInput: /(end|else(if)?|catch|finally)$/,
    lineComment: "#",
    fold: "indent"
  };
  return external;
});

CodeMirror.defineMIME("text/x-julia", "julia");

});