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   1  // CodeMirror, copyright (c) by Marijn Haverbeke and others
   2  // Distributed under an MIT license: https://codemirror.net/5/LICENSE
   3  
   4  (function(mod) {
   5    if (typeof exports == "object" && typeof module == "object") // CommonJS
   6      mod(require("../../lib/codemirror"), require("../../addon/mode/simple"), require("../../addon/mode/multiplex"));
   7    else if (typeof define == "function" && define.amd) // AMD
   8      define(["../../lib/codemirror", "../../addon/mode/simple", "../../addon/mode/multiplex"], mod);
   9    else // Plain browser env
  10      mod(CodeMirror);
  11  })(function(CodeMirror) {
  12    "use strict";
  13  
  14    CodeMirror.defineSimpleMode("handlebars-tags", {
  15      start: [
  16        { regex: /\{\{\{/, push: "handlebars_raw", token: "tag" },
  17        { regex: /\{\{!--/, push: "dash_comment", token: "comment" },
  18        { regex: /\{\{!/,   push: "comment", token: "comment" },
  19        { regex: /\{\{/,    push: "handlebars", token: "tag" }
  20      ],
  21      handlebars_raw: [
  22        { regex: /\}\}\}/, pop: true, token: "tag" },
  23      ],
  24      handlebars: [
  25        { regex: /\}\}/, pop: true, token: "tag" },
  26  
  27        // Double and single quotes
  28        { regex: /"(?:[^\\"]|\\.)*"?/, token: "string" },
  29        { regex: /'(?:[^\\']|\\.)*'?/, token: "string" },
  30  
  31        // Handlebars keywords
  32        { regex: />|[#\/]([A-Za-z_]\w*)/, token: "keyword" },
  33        { regex: /(?:else|this)\b/, token: "keyword" },
  34  
  35        // Numeral
  36        { regex: /\d+/i, token: "number" },
  37  
  38        // Atoms like = and .
  39        { regex: /=|~|@|true|false/, token: "atom" },
  40  
  41        // Paths
  42        { regex: /(?:\.\.\/)*(?:[A-Za-z_][\w\.]*)+/, token: "variable-2" }
  43      ],
  44      dash_comment: [
  45        { regex: /--\}\}/, pop: true, token: "comment" },
  46  
  47        // Commented code
  48        { regex: /./, token: "comment"}
  49      ],
  50      comment: [
  51        { regex: /\}\}/, pop: true, token: "comment" },
  52        { regex: /./, token: "comment" }
  53      ],
  54      meta: {
  55        blockCommentStart: "{{--",
  56        blockCommentEnd: "--}}"
  57      }
  58    });
  59  
  60    CodeMirror.defineMode("handlebars", function(config, parserConfig) {
  61      var handlebars = CodeMirror.getMode(config, "handlebars-tags");
  62      if (!parserConfig || !parserConfig.base) return handlebars;
  63      return CodeMirror.multiplexingMode(
  64        CodeMirror.getMode(config, parserConfig.base),
  65        {open: "{{", close: /\}\}\}?/, mode: handlebars, parseDelimiters: true}
  66      );
  67    });
  68  
  69    CodeMirror.defineMIME("text/x-handlebars-template", "handlebars");
  70  });