WIP - add extractor, generate snippet_data

node_modules/tapable/lib/Tapable.js

@@ -0,0 +1,81 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+
+const util = require("util");
+const SyncBailHook = require("./SyncBailHook");
+
+function Tapable() {
+	this._pluginCompat = new SyncBailHook(["options"]);
+	this._pluginCompat.tap(
+		{
+			name: "Tapable camelCase",
+			stage: 100
+		},
+		options => {
+			options.names.add(
+				options.name.replace(/[- ]([a-z])/g, (str, ch) => ch.toUpperCase())
+			);
+		}
+	);
+	this._pluginCompat.tap(
+		{
+			name: "Tapable this.hooks",
+			stage: 200
+		},
+		options => {
+			let hook;
+			for (const name of options.names) {
+				hook = this.hooks[name];
+				if (hook !== undefined) {
+					break;
+				}
+			}
+			if (hook !== undefined) {
+				const tapOpt = {
+					name: options.fn.name || "unnamed compat plugin",
+					stage: options.stage || 0
+				};
+				if (options.async) hook.tapAsync(tapOpt, options.fn);
+				else hook.tap(tapOpt, options.fn);
+				return true;
+			}
+		}
+	);
+}
+module.exports = Tapable;
+
+Tapable.addCompatLayer = function addCompatLayer(instance) {
+	Tapable.call(instance);
+	instance.plugin = Tapable.prototype.plugin;
+	instance.apply = Tapable.prototype.apply;
+};
+
+Tapable.prototype.plugin = util.deprecate(function plugin(name, fn) {
+	if (Array.isArray(name)) {
+		name.forEach(function(name) {
+			this.plugin(name, fn);
+		}, this);
+		return;
+	}
+	const result = this._pluginCompat.call({
+		name: name,
+		fn: fn,
+		names: new Set([name])
+	});
+	if (!result) {
+		throw new Error(
+			`Plugin could not be registered at '${name}'. Hook was not found.\n` +
+				"BREAKING CHANGE: There need to exist a hook at 'this.hooks'. " +
+				"To create a compatibility layer for this hook, hook into 'this._pluginCompat'."
+		);
+	}
+}, "Tapable.plugin is deprecated. Use new API on `.hooks` instead");
+
+Tapable.prototype.apply = util.deprecate(function apply() {
+	for (var i = 0; i < arguments.length; i++) {
+		arguments[i].apply(this);
+	}
+}, "Tapable.apply is deprecated. Call apply on the plugin directly instead");