Locally add prismjs

node_modules/prismjs/components/prism-dot.js

@@ -0,0 +1,76 @@
+// 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));