fix: remove template on use MiddlewareFunc

eggjs · Jan 2, 2025 · f4315d9 · f4315d9
1 parent 5607450
commit f4315d9
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/src/application.ts b/src/application.ts
@@ -151,7 +151,7 @@ export class Application extends Emitter {
   /**
    * Use the given middleware `fn`.
    */
-  use<T = Context>(fn: MiddlewareFunc<T>) {
+  use(fn: MiddlewareFunc) {
     if (typeof fn !== 'function') throw new TypeError('middleware must be a function!');
     const name = fn._name || fn.name || '-';
     if (isGeneratorFunction(fn)) {
@@ -160,7 +160,7 @@ export class Application extends Emitter {
         'https://github.com/koajs/koa/blob/master/docs/migration.md');
     }
     debug('use %o #%d', name, this.middleware.length);
-    this.middleware.push(fn as MiddlewareFunc<Context>);
+    this.middleware.push(fn);
     return this;
   }
 

diff --git a/test/application/context.test.ts b/test/application/context.test.ts
@@ -55,8 +55,8 @@ describe('app.context', () => {
     }
 
     const app = new MyApp();
-    app.use((ctx: MyContext) => {
-      ctx.body = `hello, ${ctx.getMsg()}`;
+    app.use(ctx => {
+      ctx.body = `hello, ${(ctx as MyContext).getMsg()}`;
     });
 
     it('should work with sub class', () => {