kmx.io/prism.js/components/prism-markup.js

• Show log

  Commit

• Hash : 52e8cee9
  Author :
  Date : 2021-09-15T20:03:41
  

  Markup: Made most patterns greedy (#3065)

Download

• components/prism-markup.js

• Prism.languages.markup = {
  	'comment': {
  		pattern: /<!--(?:(?!<!--)[\s\S])*?-->/,
  		greedy: true
  	},
  	'prolog': {
  		pattern: /<\?[\s\S]+?\?>/,
  		greedy: true
  	},
  	'doctype': {
  		// https://www.w3.org/TR/xml/#NT-doctypedecl
  		pattern: /<!DOCTYPE(?:[^>"'[\]]|"[^"]*"|'[^']*')+(?:\[(?:[^<"'\]]|"[^"]*"|'[^']*'|<(?!!--)|<!--(?:[^-]|-(?!->))*-->)*\]\s*)?>/i,
  		greedy: true,
  		inside: {
  			'internal-subset': {
  				pattern: /(^[^\[]*\[)[\s\S]+(?=\]>$)/,
  				lookbehind: true,
  				greedy: true,
  				inside: null // see below
  			},
  			'string': {
  				pattern: /"[^"]*"|'[^']*'/,
  				greedy: true
  			},
  			'punctuation': /^<!|>$|[[\]]/,
  			'doctype-tag': /^DOCTYPE/i,
  			'name': /[^\s<>'"]+/
  		}
  	},
  	'cdata': {
  		pattern: /<!\[CDATA\[[\s\S]*?\]\]>/i,
  		greedy: true
  	},
  	'tag': {
  		pattern: /<\/?(?!\d)[^\s>\/=$<%]+(?:\s(?:\s*[^\s>\/=]+(?:\s*=\s*(?:"[^"]*"|'[^']*'|[^\s'">=]+(?=[\s>]))|(?=[\s/>])))+)?\s*\/?>/,
  		greedy: true,
  		inside: {
  			'tag': {
  				pattern: /^<\/?[^\s>\/]+/,
  				inside: {
  					'punctuation': /^<\/?/,
  					'namespace': /^[^\s>\/:]+:/
  				}
  			},
  			'special-attr': [],
  			'attr-value': {
  				pattern: /=\s*(?:"[^"]*"|'[^']*'|[^\s'">=]+)/,
  				inside: {
  					'punctuation': [
  						{
  							pattern: /^=/,
  							alias: 'attr-equals'
  						},
  						/"|'/
  					]
  				}
  			},
  			'punctuation': /\/?>/,
  			'attr-name': {
  				pattern: /[^\s>\/]+/,
  				inside: {
  					'namespace': /^[^\s>\/:]+:/
  				}
  			}
  
  		}
  	},
  	'entity': [
  		{
  			pattern: /&[\da-z]{1,8};/i,
  			alias: 'named-entity'
  		},
  		/&#x?[\da-f]{1,8};/i
  	]
  };
  
  Prism.languages.markup['tag'].inside['attr-value'].inside['entity'] =
  	Prism.languages.markup['entity'];
  Prism.languages.markup['doctype'].inside['internal-subset'].inside = Prism.languages.markup;
  
  // 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;/, '&');
  	}
  });
  
  Object.defineProperty(Prism.languages.markup.tag, 'addInlined', {
  	/**
  	 * Adds an inlined language to markup.
  	 *
  	 * An example of an inlined language is CSS with `<style>` tags.
  	 *
  	 * @param {string} tagName The name of the tag that contains the inlined language. This name will be treated as
  	 * case insensitive.
  	 * @param {string} lang The language key.
  	 * @example
  	 * addInlined('style', 'css');
  	 */
  	value: function addInlined(tagName, lang) {
  		var includedCdataInside = {};
  		includedCdataInside['language-' + lang] = {
  			pattern: /(^<!\[CDATA\[)[\s\S]+?(?=\]\]>$)/i,
  			lookbehind: true,
  			inside: Prism.languages[lang]
  		};
  		includedCdataInside['cdata'] = /^<!\[CDATA\[|\]\]>$/i;
  
  		var inside = {
  			'included-cdata': {
  				pattern: /<!\[CDATA\[[\s\S]*?\]\]>/i,
  				inside: includedCdataInside
  			}
  		};
  		inside['language-' + lang] = {
  			pattern: /[\s\S]+/,
  			inside: Prism.languages[lang]
  		};
  
  		var def = {};
  		def[tagName] = {
  			pattern: RegExp(/(<__[^>]*>)(?:<!\[CDATA\[(?:[^\]]|\](?!\]>))*\]\]>|(?!<!\[CDATA\[)[\s\S])*?(?=<\/__>)/.source.replace(/__/g, function () { return tagName; }), 'i'),
  			lookbehind: true,
  			greedy: true,
  			inside: inside
  		};
  
  		Prism.languages.insertBefore('markup', 'cdata', def);
  	}
  });
  Object.defineProperty(Prism.languages.markup.tag, 'addAttribute', {
  	/**
  	 * Adds an pattern to highlight languages embedded in HTML attributes.
  	 *
  	 * An example of an inlined language is CSS with `style` attributes.
  	 *
  	 * @param {string} attrName The name of the tag that contains the inlined language. This name will be treated as
  	 * case insensitive.
  	 * @param {string} lang The language key.
  	 * @example
  	 * addAttribute('style', 'css');
  	 */
  	value: function (attrName, lang) {
  		Prism.languages.markup.tag.inside['special-attr'].push({
  			pattern: RegExp(
  				/(^|["'\s])/.source + '(?:' + attrName + ')' + /\s*=\s*(?:"[^"]*"|'[^']*'|[^\s'">=]+(?=[\s>]))/.source,
  				'i'
  			),
  			lookbehind: true,
  			inside: {
  				'attr-name': /^[^\s=]+/,
  				'attr-value': {
  					pattern: /=[\s\S]+/,
  					inside: {
  						'value': {
  							pattern: /(^=\s*(["']|(?!["'])))\S[\s\S]*(?=\2$)/,
  							lookbehind: true,
  							alias: [lang, 'language-' + lang],
  							inside: Prism.languages[lang]
  						},
  						'punctuation': [
  							{
  								pattern: /^=/,
  								alias: 'attr-equals'
  							},
  							/"|'/
  						]
  					}
  				}
  			}
  		});
  	}
  });
  
  Prism.languages.html = Prism.languages.markup;
  Prism.languages.mathml = Prism.languages.markup;
  Prism.languages.svg = Prism.languages.markup;
  
  Prism.languages.xml = Prism.languages.extend('markup', {});
  Prism.languages.ssml = Prism.languages.xml;
  Prism.languages.atom = Prism.languages.xml;
  Prism.languages.rss = Prism.languages.xml;
  

Download