feat: refactoring project

node_modules/webpack/lib/WatchIgnorePlugin.js

@@ -9,9 +9,12 @@ const { groupBy } = require("./util/ArrayHelpers");
 const createSchemaValidation = require("./util/create-schema-validation");
 
 /** @typedef {import("../declarations/plugins/WatchIgnorePlugin").WatchIgnorePluginOptions} WatchIgnorePluginOptions */
+/** @typedef {import("../declarations/WebpackOptions").WatchOptions} WatchOptions */
 /** @typedef {import("./Compiler")} Compiler */
+/** @typedef {import("./util/fs").TimeInfoEntries} TimeInfoEntries */
 /** @typedef {import("./util/fs").WatchFileSystem} WatchFileSystem */
-
+/** @typedef {import("./util/fs").WatchMethod} WatchMethod */
+/** @typedef {import("./util/fs").Watcher} Watcher */
 const validate = createSchemaValidation(
 	require("../schemas/plugins/WatchIgnorePlugin.check.js"),
 	() => require("../schemas/plugins/WatchIgnorePlugin.json"),
@@ -26,13 +29,14 @@ const IGNORE_TIME_ENTRY = "ignore";
 class IgnoringWatchFileSystem {
 	/**
 	 * @param {WatchFileSystem} wfs original file system
-	 * @param {(string|RegExp)[]} paths ignored paths
+	 * @param {WatchIgnorePluginOptions["paths"]} paths ignored paths
 	 */
 	constructor(wfs, paths) {
 		this.wfs = wfs;
 		this.paths = paths;
 	}
 
+	/** @type {WatchMethod} */
 	watch(files, dirs, missing, startTime, options, callback, callbackUndelayed) {
 		files = Array.from(files);
 		dirs = Array.from(dirs);
@@ -45,8 +49,16 @@ class IgnoringWatchFileSystem {
 				p instanceof RegExp ? p.test(path) : path.indexOf(p) === 0
 			);
 
-		const [ignoredFiles, notIgnoredFiles] = groupBy(files, ignored);
-		const [ignoredDirs, notIgnoredDirs] = groupBy(dirs, ignored);
+		const [ignoredFiles, notIgnoredFiles] = groupBy(
+			/** @type {Array<string>} */
+			(files),
+			ignored
+		);
+		const [ignoredDirs, notIgnoredDirs] = groupBy(
+			/** @type {Array<string>} */
+			(dirs),
+			ignored
+		);
 
 		const watcher = this.wfs.watch(
 			notIgnoredFiles,
@@ -57,15 +69,17 @@ class IgnoringWatchFileSystem {
 			(err, fileTimestamps, dirTimestamps, changedFiles, removedFiles) => {
 				if (err) return callback(err);
 				for (const path of ignoredFiles) {
-					fileTimestamps.set(path, IGNORE_TIME_ENTRY);
+					/** @type {TimeInfoEntries} */
+					(fileTimestamps).set(path, IGNORE_TIME_ENTRY);
 				}
 
 				for (const path of ignoredDirs) {
-					dirTimestamps.set(path, IGNORE_TIME_ENTRY);
+					/** @type {TimeInfoEntries} */
+					(dirTimestamps).set(path, IGNORE_TIME_ENTRY);
 				}
 
 				callback(
-					err,
+					null,
 					fileTimestamps,
 					dirTimestamps,
 					changedFiles,
@@ -95,7 +109,9 @@ class IgnoringWatchFileSystem {
 			getInfo:
 				watcher.getInfo &&
 				(() => {
-					const info = watcher.getInfo();
+					const info =
+						/** @type {NonNullable<Watcher["getInfo"]>} */
+						(watcher.getInfo)();
 					const { fileTimeInfoEntries, contextTimeInfoEntries } = info;
 					for (const path of ignoredFiles) {
 						fileTimeInfoEntries.set(path, IGNORE_TIME_ENTRY);
@@ -126,7 +142,8 @@ class WatchIgnorePlugin {
 	apply(compiler) {
 		compiler.hooks.afterEnvironment.tap("WatchIgnorePlugin", () => {
 			compiler.watchFileSystem = new IgnoringWatchFileSystem(
-				compiler.watchFileSystem,
+				/** @type {WatchFileSystem} */
+				(compiler.watchFileSystem),
 				this.paths
 			);
 		});