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

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• Hash : e2630d89
  Author :
  Date : 2021-09-26T11:52:18
  

  ESLint: Added `regexp/sort-alternatives` rule (#3093)

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• components/prism-dot.js

• // https://www.graphviz.org/doc/info/lang.html
  
  (function (Prism) {
  
  	var ID = '(?:' + [
  		// an identifier
  		/[a-zA-Z_\x80-\uFFFF][\w\x80-\uFFFF]*/.source,
  		// a number
  		/-?(?:\.\d+|\d+(?:\.\d*)?)/.source,
  		// a double-quoted string
  		/"[^"\\]*(?:\\[\s\S][^"\\]*)*"/.source,
  		// HTML-like string
  		/<(?:[^<>]|(?!<!--)<(?:[^<>"']|"[^"]*"|'[^']*')+>|<!--(?:[^-]|-(?!->))*-->)*>/.source
  	].join('|') + ')';
  
  	var IDInside = {
  		'markup': {
  			pattern: /(^<)[\s\S]+(?=>$)/,
  			lookbehind: true,
  			alias: ['language-markup', 'language-html', 'language-xml'],
  			inside: Prism.languages.markup
  		}
  	};
  
  	/**
  	 * @param {string} source
  	 * @param {string} flags
  	 * @returns {RegExp}
  	 */
  	function withID(source, flags) {
  		return RegExp(source.replace(/<ID>/g, function () { return ID; }), flags);
  	}
  
  	Prism.languages.dot = {
  		'comment': {
  			pattern: /\/\/.*|\/\*[\s\S]*?\*\/|^#.*/m,
  			greedy: true
  		},
  		'graph-name': {
  			pattern: withID(/(\b(?:digraph|graph|subgraph)[ \t\r\n]+)<ID>/.source, 'i'),
  			lookbehind: true,
  			greedy: true,
  			alias: 'class-name',
  			inside: IDInside
  		},
  		'attr-value': {
  			pattern: withID(/(=[ \t\r\n]*)<ID>/.source),
  			lookbehind: true,
  			greedy: true,
  			inside: IDInside
  		},
  		'attr-name': {
  			pattern: withID(/([\[;, \t\r\n])<ID>(?=[ \t\r\n]*=)/.source),
  			lookbehind: true,
  			greedy: true,
  			inside: IDInside
  		},
  		'keyword': /\b(?:digraph|edge|graph|node|strict|subgraph)\b/i,
  		'compass-point': {
  			pattern: /(:[ \t\r\n]*)(?:[ewc_]|[ns][ew]?)(?![\w\x80-\uFFFF])/,
  			lookbehind: true,
  			alias: 'builtin'
  		},
  		'node': {
  			pattern: withID(/(^|[^-.\w\x80-\uFFFF\\])<ID>/.source),
  			lookbehind: true,
  			greedy: true,
  			inside: IDInside
  		},
  		'operator': /[=:]|-[->]/,
  		'punctuation': /[\[\]{};,]/
  	};
  
  	Prism.languages.gv = Prism.languages.dot;
  
  }(Prism));
  

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