Locally add prismjs

node_modules/prismjs/components/prism-c.js

@@ -0,0 +1,80 @@
+Prism.languages.c = Prism.languages.extend('clike', {
+	'comment': {
+		pattern: /\/\/(?:[^\r\n\\]|\\(?:\r\n?|\n|(?![\r\n])))*|\/\*[\s\S]*?(?:\*\/|$)/,
+		greedy: true
+	},
+	'string': {
+		// https://en.cppreference.com/w/c/language/string_literal
+		pattern: /"(?:\\(?:\r\n|[\s\S])|[^"\\\r\n])*"/,
+		greedy: true
+	},
+	'class-name': {
+		pattern: /(\b(?:enum|struct)\s+(?:__attribute__\s*\(\([\s\S]*?\)\)\s*)?)\w+|\b[a-z]\w*_t\b/,
+		lookbehind: true
+	},
+	'keyword': /\b(?:_Alignas|_Alignof|_Atomic|_Bool|_Complex|_Generic|_Imaginary|_Noreturn|_Static_assert|_Thread_local|__attribute__|asm|auto|break|case|char|const|continue|default|do|double|else|enum|extern|float|for|goto|if|inline|int|long|register|return|short|signed|sizeof|static|struct|switch|typedef|typeof|union|unsigned|void|volatile|while)\b/,
+	'function': /\b[a-z_]\w*(?=\s*\()/i,
+	'number': /(?:\b0x(?:[\da-f]+(?:\.[\da-f]*)?|\.[\da-f]+)(?:p[+-]?\d+)?|(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:e[+-]?\d+)?)[ful]{0,4}/i,
+	'operator': />>=?|<<=?|->|([-+&|:])\1|[?:~]|[-+*/%&|^!=<>]=?/
+});
+
+Prism.languages.insertBefore('c', 'string', {
+	'char': {
+		// https://en.cppreference.com/w/c/language/character_constant
+		pattern: /'(?:\\(?:\r\n|[\s\S])|[^'\\\r\n]){0,32}'/,
+		greedy: true
+	}
+});
+
+Prism.languages.insertBefore('c', 'string', {
+	'macro': {
+		// allow for multiline macro definitions
+		// spaces after the # character compile fine with gcc
+		pattern: /(^[\t ]*)#\s*[a-z](?:[^\r\n\\/]|\/(?!\*)|\/\*(?:[^*]|\*(?!\/))*\*\/|\\(?:\r\n|[\s\S]))*/im,
+		lookbehind: true,
+		greedy: true,
+		alias: 'property',
+		inside: {
+			'string': [
+				{
+					// highlight the path of the include statement as a string
+					pattern: /^(#\s*include\s*)<[^>]+>/,
+					lookbehind: true
+				},
+				Prism.languages.c['string']
+			],
+			'char': Prism.languages.c['char'],
+			'comment': Prism.languages.c['comment'],
+			'macro-name': [
+				{
+					pattern: /(^#\s*define\s+)\w+\b(?!\()/i,
+					lookbehind: true
+				},
+				{
+					pattern: /(^#\s*define\s+)\w+\b(?=\()/i,
+					lookbehind: true,
+					alias: 'function'
+				}
+			],
+			// highlight macro directives as keywords
+			'directive': {
+				pattern: /^(#\s*)[a-z]+/,
+				lookbehind: true,
+				alias: 'keyword'
+			},
+			'directive-hash': /^#/,
+			'punctuation': /##|\\(?=[\r\n])/,
+			'expression': {
+				pattern: /\S[\s\S]*/,
+				inside: Prism.languages.c
+			}
+		}
+	}
+});
+
+Prism.languages.insertBefore('c', 'function', {
+	// highlight predefined macros as constants
+	'constant': /\b(?:EOF|NULL|SEEK_CUR|SEEK_END|SEEK_SET|__DATE__|__FILE__|__LINE__|__TIMESTAMP__|__TIME__|__func__|stderr|stdin|stdout)\b/
+});
+
+delete Prism.languages.c['boolean'];