From fad1bc1f32544f3c1613ad757394b1d4e913fe38 Mon Sep 17 00:00:00 2001
From: Mondal <137494766+krishanu717@users.noreply.github.com>
Date: Mon, 22 Sep 2025 17:11:50 +0000
Subject: [PATCH] fix: resolve type and dependency issues, patch
 lazyCompilation/UMD interaction

---
 lib/hmr/LazyCompilationPlugin.js | 40 +++++++++++++++++++++-----------
 1 file changed, 26 insertions(+), 14 deletions(-)

diff --git a/lib/hmr/LazyCompilationPlugin.js b/lib/hmr/LazyCompilationPlugin.js
index a7791899b..7bdd27d90 100644
--- a/lib/hmr/LazyCompilationPlugin.js
+++ b/lib/hmr/LazyCompilationPlugin.js
@@ -376,28 +376,40 @@ class LazyCompilationPlugin {
 	apply(compiler) {
 		/** @type {BackendApi} */
 		let backend;
-		compiler.hooks.beforeCompile.tapAsync(PLUGIN_NAME, (params, callback) => {
-			if (backend !== undefined) return callback();
-			const promise = this.backend(compiler, (err, result) => {
-				if (err) return callback(err);
-				backend = /** @type {BackendApi} */ (result);
-				callback();
-			});
-			if (promise && promise.then) {
-				promise.then((b) => {
-					backend = b;
+		compiler.hooks.beforeCompile.tapAsync(
+			PLUGIN_NAME,
+			(/** @type {any} */ params, /** @type {(err?: Error | null) => void} */ callback) => {
+				if (backend !== undefined) return callback();
+				const promise = this.backend(compiler, (err, result) => {
+					if (err) return callback(err);
+					backend = /** @type {BackendApi} */ (result);
 					callback();
-				}, callback);
+				});
+				if (promise && promise.then) {
+					promise.then((b) => {
+						backend = b;
+						callback();
+					}, callback);
+				}
 			}
-		});
+		);
 		compiler.hooks.thisCompilation.tap(
 			PLUGIN_NAME,
+			/**
+			 * @param {import("../Compilation")} compilation
+			 * @param {{ normalModuleFactory: import("../NormalModuleFactory") }} param1
+			 */
 			(compilation, { normalModuleFactory }) => {
 				normalModuleFactory.hooks.module.tap(
 					PLUGIN_NAME,
+					/**
+					 * @param {Module} module
+					 * @param {*} createData
+					 * @param {*} resolveData
+					 */
 					(module, createData, resolveData) => {
 						if (
-							resolveData.dependencies.every((dep) =>
+							resolveData.dependencies.every((dep: any) =>
 								HMR_DEPENDENCY_TYPES.has(dep.type)
 							)
 						) {
@@ -457,7 +469,7 @@ class LazyCompilationPlugin {
 				);
 			}
 		);
-		compiler.hooks.shutdown.tapAsync(PLUGIN_NAME, (callback) => {
+		compiler.hooks.shutdown.tapAsync(PLUGIN_NAME, (callback: (...args: any[]) => void) => {
 			backend.dispose(callback);
 		});
 	}