reprism/lib/languages/markup.js

Modular Syntax highlighting for the web

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = {
  language: 'markup',
  init: function init(Prism) {
    Prism.languages.markup = {
      comment: /<!--[\s\S]*?-->/,
      prolog: /<\?[\s\S]+?\?>/,
      doctype: /<!DOCTYPE[\s\S]+?>/i,
      cdata: /<!\[CDATA\[[\s\S]*?]]>/i,
      tag: {
        pattern: /<\/?(?!\d)[^\s>\/=$<%]+(?:\s+[^\s>\/=]+(?:=(?:("|')(?:\\[\s\S]|(?!\1)[^\\])*\1|[^\s'">=]+))?)*\s*\/?>/i,
        greedy: true,
        inside: {
          tag: {
            pattern: /^<\/?[^\s>\/]+/i,
            inside: {
              punctuation: /^<\/?/,
              namespace: /^[^\s>\/:]+:/
            }
          },
          'attr-value': {
            pattern: /=(?:("|')(?:\\[\s\S]|(?!\1)[^\\])*\1|[^\s'">=]+)/i,
            inside: {
              punctuation: [/^=/, {
                pattern: /(^|[^\\])["']/,
                lookbehind: true
              }]
            }
          },
          punctuation: /\/?>/,
          'attr-name': {
            pattern: /[^\s>\/]+/,
            inside: {
              namespace: /^[^\s>\/:]+:/
            }
          }
        }
      },
      entity: /&#?[\da-z]{1,8};/i
    };

    Prism.languages.markup.tag.inside['attr-value'].inside.entity = Prism.languages.markup.entity;

    // Plugin to make entity title show the real entity, idea by Roman Komarov
    Prism.hooks.add('wrap', function (env) {
      if (env.type === 'entity') {
        env.attributes.title = env.content.replace(/&amp;/, '&');
      }
    });

    Prism.languages.xml = Prism.languages.markup;
    Prism.languages.html = Prism.languages.markup;
    Prism.languages.mathml = Prism.languages.markup;
    Prism.languages.svg = Prism.languages.markup;
  }
};