static/highlight/languages/properties.js

   1 /*! `properties` grammar compiled for Highlight.js 11.11.1 */
   2   (function(){
   3     var hljsGrammar = (function () {
   4   'use strict';
   5
   6   /*
   7   Language: .properties
   8   Contributors: Valentin Aitken <valentin@nalisbg.com>, Egor Rogov <e.rogov@postgrespro.ru>
   9   Website: https://en.wikipedia.org/wiki/.properties
  10   Category: config
  11   */
  12
  13   /** @type LanguageFn */
  14   function properties(hljs) {
  15     // whitespaces: space, tab, formfeed
  16     const WS0 = '[ \\t\\f]*';
  17     const WS1 = '[ \\t\\f]+';
  18     // delimiter
  19     const EQUAL_DELIM = WS0 + '[:=]' + WS0;
  20     const WS_DELIM = WS1;
  21     const DELIM = '(' + EQUAL_DELIM + '|' + WS_DELIM + ')';
  22     const KEY = '([^\\\\:= \\t\\f\\n]|\\\\.)+';
  23
  24     const DELIM_AND_VALUE = {
  25       // skip DELIM
  26       end: DELIM,
  27       relevance: 0,
  28       starts: {
  29         // value: everything until end of line (again, taking into account backslashes)
  30         className: 'string',
  31         end: /$/,
  32         relevance: 0,
  33         contains: [
  34           { begin: '\\\\\\\\' },
  35           { begin: '\\\\\\n' }
  36         ]
  37       }
  38     };
  39
  40     return {
  41       name: '.properties',
  42       disableAutodetect: true,
  43       case_insensitive: true,
  44       illegal: /\S/,
  45       contains: [
  46         hljs.COMMENT('^\\s*[!#]', '$'),
  47         // key: everything until whitespace or = or : (taking into account backslashes)
  48         // case of a key-value pair
  49         {
  50           returnBegin: true,
  51           variants: [
  52             { begin: KEY + EQUAL_DELIM },
  53             { begin: KEY + WS_DELIM }
  54           ],
  55           contains: [
  56             {
  57               className: 'attr',
  58               begin: KEY,
  59               endsParent: true
  60             }
  61           ],
  62           starts: DELIM_AND_VALUE
  63         },
  64         // case of an empty key
  65         {
  66           className: 'attr',
  67           begin: KEY + WS0 + '$'
  68         }
  69       ]
  70     };
  71   }
  72
  73   return properties;
  74
  75 })();
  76
  77     hljs.registerLanguage('properties', hljsGrammar);
  78   })();