WIP - add extractor, generate snippet_data

node_modules/prismjs/plugins/custom-class/prism-custom-class.js

@@ -0,0 +1,68 @@
+(function(){
+
+if (
+	(typeof self === 'undefined' || !self.Prism) &&
+	(typeof global === 'undefined' || !global.Prism)
+) {
+	return;
+}
+
+/**
+ * @callback ClassMapper
+ * @param {string} className
+ * @param {string} language
+ * @returns {string}
+ */
+/**
+ * @typedef CustomClassOptions
+ * @property {ClassMapper} classMap
+ * @property {string} prefixString
+ */
+
+/** @type {ClassMapper} */
+var defaultClassMap = function (className) { return className; };
+
+/** @type {CustomClassOptions} */
+var options = {
+	classMap: defaultClassMap,
+	prefixString: ''
+};
+
+Prism.plugins.customClass = {
+	/**
+	 * Maps all class names using the given object or map function.
+	 *
+	 * This does not affect the prefix.
+	 *
+	 * @param {Object<string, string> | ClassMapper} classMap
+	 */
+	map: function map(classMap) {
+		if (typeof classMap === 'function') {
+			options.classMap = classMap;
+		} else {
+			options.classMap = function (className) {
+				return classMap[className] || className;
+			};
+		}
+	},
+	/**
+	 * Adds the given prefix to all class names.
+	 *
+	 * @param {string} string
+	 */
+	prefix: function prefix(string) {
+		options.prefixString = string;
+	}
+}
+
+Prism.hooks.add('wrap', function (env) {
+	if (options.classMap === defaultClassMap && !options.prefixString) {
+		return;
+	}
+
+	env.classes = env.classes.map(function (c) {
+		return options.prefixString + options.classMap(c, env.language);
+	});
+});
+
+})();