fix: resolve's plugins types

declarations/WebpackOptions.d.ts

@@ -333,6 +333,21 @@ export type ResolveAlias =
 			 */
 			[k: string]: string[] | false | string;
 	  };
+/**
+ * Plugin instance.
+ */
+export type ResolvePluginInstance =
+	| {
+			/**
+			 * The run point of the plugin, required method.
+			 */
+			apply: (arg0: import("enhanced-resolve").Resolver) => void;
+			[k: string]: any;
+	  }
+	| ((
+			this: import("enhanced-resolve").Resolver,
+			arg1: import("enhanced-resolve").Resolver
+	  ) => void);
 /**
  * A list of descriptions of loaders applied.
  */
@@ -1643,16 +1658,6 @@ export interface ResolveOptions {
 	 */
 	useSyncFileSystemCalls?: boolean;
 }
-/**
- * Plugin instance.
- */
-export interface ResolvePluginInstance {
-	/**
-	 * The run point of the plugin, required method.
-	 */
-	apply: (resolver: import("enhanced-resolve").Resolver) => void;
-	[k: string]: any;
-}
 /**
  * Options object for node compatibility features.
  */

schemas/WebpackOptions.json

@@ -4154,17 +4154,25 @@
     },
     "ResolvePluginInstance": {
       "description": "Plugin instance.",
+      "anyOf": [
+        {
           "type": "object",
           "additionalProperties": true,
           "properties": {
             "apply": {
               "description": "The run point of the plugin, required method.",
               "instanceof": "Function",
-          "tsType": "(resolver: import('enhanced-resolve').Resolver) => void"
+              "tsType": "(arg0: import('enhanced-resolve').Resolver) => void"
             }
           },
           "required": ["apply"]
         },
+        {
+          "instanceof": "Function",
+          "tsType": "((this: import('enhanced-resolve').Resolver, arg1: import('enhanced-resolve').Resolver) => void)"
+        }
+      ]
+    },
     "RuleSetCondition": {
       "description": "A condition matcher.",
       "cli": {

test/configCases/resolve/function-plugins/foo.js

@@ -0,0 +1 @@
+export default 1;

test/configCases/resolve/function-plugins/index.js

@@ -0,0 +1,3 @@
+it("should compile", async () => {
+	expect(1).toBe(1);
+});

test/configCases/resolve/function-plugins/webpack.config.js

@@ -0,0 +1,26 @@
+let pluginExecutionCounter = 0;
+
+/** @type {import("../../../../").Configuration} */
+module.exports = {
+	plugins: [
+		{
+			apply(compiler) {
+				compiler.hooks.done.tap("TestPlugin", () => {
+					expect(pluginExecutionCounter).toBe(4);
+				});
+			}
+		}
+	],
+	resolve: {
+		plugins: [
+			{
+				apply() {
+					pluginExecutionCounter += 1;
+				}
+			},
+			() => {
+				pluginExecutionCounter += 1;
+			}
+		]
+	}
+};

types.d.ts

@@ -10837,7 +10837,14 @@ declare interface ResolveOptionsWebpackOptions {
 		| false
 		| ""
 		| 0
-		| ResolvePluginInstance
+		| {
+				[index: string]: any;
+				/**
+				 * The run point of the plugin, required method.
+				 */
+				apply: (arg0: Resolver) => void;
+		  }
+		| ((this: Resolver, arg1: Resolver) => void)
 		| "..."
 	)[];
 
@@ -10885,18 +10892,15 @@ type ResolveOptionsWithDependencyType = ResolveOptionsWebpackOptions & {
 	dependencyType?: string;
 	resolveToContext?: boolean;
 };
-
-/**
- * Plugin instance.
- */
-declare interface ResolvePluginInstance {
+type ResolvePluginInstance =
+	| {
 			[index: string]: any;
-
 			/**
 			 * The run point of the plugin, required method.
 			 */
-	apply: (resolver: Resolver) => void;
+			apply: (arg0: Resolver) => void;
 	  }
+	| ((this: Resolver, arg1: Resolver) => void);
 type ResolveRequest = BaseResolveRequest & Partial<ParsedIdentifier>;
 declare interface ResolvedContextFileSystemInfoEntry {
 	safeTime: number;