WIP - add extractor, generate snippet_data

node_modules/webpack/lib/LoaderOptionsPlugin.js

@@ -0,0 +1,58 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+
+const ModuleFilenameHelpers = require("./ModuleFilenameHelpers");
+
+const validateOptions = require("schema-utils");
+const schema = require("../schemas/plugins/LoaderOptionsPlugin.json");
+
+/** @typedef {import("../declarations/plugins/LoaderOptionsPlugin").LoaderOptionsPluginOptions} LoaderOptionsPluginOptions */
+
+class LoaderOptionsPlugin {
+	/**
+	 * @param {LoaderOptionsPluginOptions} options options object
+	 */
+	constructor(options) {
+		validateOptions(schema, options || {}, "Loader Options Plugin");
+
+		if (typeof options !== "object") options = {};
+		if (!options.test) {
+			options.test = {
+				test: () => true
+			};
+		}
+		this.options = options;
+	}
+
+	apply(compiler) {
+		const options = this.options;
+		compiler.hooks.compilation.tap("LoaderOptionsPlugin", compilation => {
+			compilation.hooks.normalModuleLoader.tap(
+				"LoaderOptionsPlugin",
+				(context, module) => {
+					const resource = module.resource;
+					if (!resource) return;
+					const i = resource.indexOf("?");
+					if (
+						ModuleFilenameHelpers.matchObject(
+							options,
+							i < 0 ? resource : resource.substr(0, i)
+						)
+					) {
+						for (const key of Object.keys(options)) {
+							if (key === "include" || key === "exclude" || key === "test") {
+								continue;
+							}
+							context[key] = options[key];
+						}
+					}
+				}
+			);
+		});
+	}
+}
+
+module.exports = LoaderOptionsPlugin;