reprism/lib/languages/crystal.js

Modular Syntax highlighting for the web

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = {
  language: 'crystal',
  init: function init(Prism) {
    (function (Prism) {
      Prism.languages.crystal = Prism.languages.extend('ruby', {
        keyword: [/\b(?:abstract|alias|as|asm|begin|break|case|class|def|do|else|elsif|end|ensure|enum|extend|for|fun|if|include|instance_sizeof|lib|macro|module|next|of|out|pointerof|private|protected|rescue|return|require|select|self|sizeof|struct|super|then|type|typeof|uninitialized|union|unless|until|when|while|with|yield|__DIR__|__END_LINE__|__FILE__|__LINE__)\b/, {
          pattern: /(\.\s*)(?:is_a|responds_to)\?/,
          lookbehind: true
        }],

        number: /\b(?:0b[01_]*[01]|0o[0-7_]*[0-7]|0x[\da-fA-F_]*[\da-fA-F]|(?:\d(?:[\d_]*\d)?)(?:\.[\d_]*\d)?(?:[eE][+-]?[\d_]*\d)?)(?:_(?:[uif](?:8|16|32|64))?)?\b/
      });

      Prism.languages.insertBefore('crystal', 'string', {
        attribute: {
          pattern: /@\[.+?\]/,
          alias: 'attr-name',
          inside: {
            delimiter: {
              pattern: /^@\[|\]$/,
              alias: 'tag'
            },
            rest: Prism.languages.crystal
          }
        },

        expansion: [{
          pattern: /\{\{.+?\}\}/,
          inside: {
            delimiter: {
              pattern: /^\{\{|\}\}$/,
              alias: 'tag'
            },
            rest: Prism.languages.crystal
          }
        }, {
          pattern: /\{%.+?%\}/,
          inside: {
            delimiter: {
              pattern: /^\{%|%\}$/,
              alias: 'tag'
            },
            rest: Prism.languages.crystal
          }
        }]
      });
    })(Prism);
  }
};