Locally add prismjs

node_modules/prismjs/components/prism-crystal.js

@@ -0,0 +1,57 @@
+(function (Prism) {
+	Prism.languages.crystal = Prism.languages.extend('ruby', {
+		'keyword': [
+			/\b(?:__DIR__|__END_LINE__|__FILE__|__LINE__|abstract|alias|annotation|as|asm|begin|break|case|class|def|do|else|elsif|end|ensure|enum|extend|for|fun|if|ifdef|include|instance_sizeof|lib|macro|module|next|of|out|pointerof|private|protected|ptr|require|rescue|return|select|self|sizeof|struct|super|then|type|typeof|undef|uninitialized|union|unless|until|when|while|with|yield)\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/,
+		'operator': [
+			/->/,
+			Prism.languages.ruby.operator,
+		],
+		'punctuation': /[(){}[\].,;\\]/,
+	});
+
+	Prism.languages.insertBefore('crystal', 'string-literal', {
+		'attribute': {
+			pattern: /@\[.*?\]/,
+			inside: {
+				'delimiter': {
+					pattern: /^@\[|\]$/,
+					alias: 'punctuation'
+				},
+				'attribute': {
+					pattern: /^(\s*)\w+/,
+					lookbehind: true,
+					alias: 'class-name'
+				},
+				'args': {
+					pattern: /\S(?:[\s\S]*\S)?/,
+					inside: Prism.languages.crystal
+				},
+			}
+		},
+		'expansion': {
+			pattern: /\{(?:\{.*?\}|%.*?%)\}/,
+			inside: {
+				'content': {
+					pattern: /^(\{.)[\s\S]+(?=.\}$)/,
+					lookbehind: true,
+					inside: Prism.languages.crystal
+				},
+				'delimiter': {
+					pattern: /^\{[\{%]|[\}%]\}$/,
+					alias: 'operator'
+				}
+			}
+		},
+		'char': {
+			pattern: /'(?:[^\\\r\n]{1,2}|\\(?:.|u(?:[A-Fa-f0-9]{1,4}|\{[A-Fa-f0-9]{1,6}\})))'/,
+			greedy: true
+		}
+	});
+
+}(Prism));