text: /*
  Language: Handlebars
  Requires: xml.js
  Author: Robin Ward <robin.ward@gmail.com>
  Description: Matcher for Handlebars as well as EmberJS additions.
  */
  
  function(hljs) {
    var EXPRESSION_KEYWORDS = 'each in with if else unless bindattr action collection debugger log outlet template unbound view yield';
    return {
      case_insensitive: true,
      subLanguage: 'xml', subLanguageMode: 'continuous',
      contains: [
        {
          className: 'expression',
          begin: '{{', end: '}}',
          contains: [
            {
              className: 'begin-block', begin: '\#[a-zA-Z\-\ \.]+',
              keywords: EXPRESSION_KEYWORDS
            },
            {
              className: 'string',
              begin: '"', end: '"'
            },
            {
              className: 'end-block', begin: '\\\/[a-zA-Z\-\ \.]+',
              keywords: EXPRESSION_KEYWORDS
            },
            {
              className: 'variable', begin: '[a-zA-Z\-\.]+',
              keywords: EXPRESSION_KEYWORDS
            }
          ]
        }
      ]
    };
  }
  