Merge branch 'fix-global-prefix-middleware' of https://github.com/CodyTseng/nest into CodyTseng-fix-global-prefix-middleware

Author: kamilmysliwiec

integration/nest-application/global-prefix/e2e/global-prefix.spec.ts

@@ -28,6 +28,10 @@ describe('Global prefix', () => {
     await request(server).get('/health').expect(404);
 
     await request(server).get('/api/v1/health').expect(200);
+
+    await request(server)
+      .get('/api/v1')
+      .expect(200, 'Root: Data attached in middleware');
   });
 
   it(`should exclude the path as string`, async () => {

integration/nest-application/global-prefix/src/app.controller.ts

@@ -2,6 +2,11 @@ import { Controller, Get, Post, Req } from '@nestjs/common';
 
 @Controller()
 export class AppController {
+  @Get()
+  root(@Req() req): string {
+    return 'Root: ' + req.extras?.data;
+  }
+
   @Get('hello/:name')
   getHello(@Req() req): string {
     return 'Hello: ' + req.extras?.data;

packages/core/middleware/route-info-path-extractor.ts

@@ -35,11 +35,15 @@ export class RouteInfoPathExtractor {
     if (this.isAWildcard(path)) {
       const entries =
         versionPaths.length > 0
-          ? versionPaths.map(
-              versionPath =>
+          ? versionPaths
+              .map(versionPath => [
+                this.prefixPath + versionPath,
                 this.prefixPath + versionPath + addLeadingSlash(path),
-            )
-          : [this.prefixPath + addLeadingSlash(path)];
+              ])
+              .flat()
+          : this.prefixPath
+            ? [this.prefixPath, this.prefixPath + addLeadingSlash(path)]
+            : [addLeadingSlash(path)];
 
       return Array.isArray(this.excludedGlobalPrefixRoutes)
         ? [

packages/core/middleware/routes-mapper.ts

@@ -20,6 +20,7 @@ import { Module } from '../injector/module';
 import { MetadataScanner } from '../metadata-scanner';
 import { PathsExplorer, RouteDefinition } from '../router/paths-explorer';
 import { targetModulesByContainer } from '../router/router-module';
+import { RequestMethod } from '@nestjs/common';
 
 export class RoutesMapper {
   private readonly pathsExplorer: PathsExplorer;
@@ -46,7 +47,7 @@ export class RoutesMapper {
   }
 
   private getRouteInfoFromPath(routePath: string): RouteInfo[] {
-    const defaultRequestMethod = -1;
+    const defaultRequestMethod = RequestMethod.ALL;
     return [
       {
         path: addLeadingSlash(routePath),

packages/core/test/middleware/builder.spec.ts

@@ -193,7 +193,7 @@ describe('MiddlewareBuilder', () => {
       expect(proxy.getExcludedRoutes()).to.be.eql([
         {
           path,
-          method: -1 as any,
+          method: RequestMethod.ALL,
         },
       ]);
     });

packages/core/test/middleware/route-info-path-extractor.spec.ts

@@ -31,7 +31,7 @@ describe('RouteInfoPathExtractor', () => {
           method: RequestMethod.ALL,
           version: '1',
         }),
-      ).to.eql(['/v1/*']);
+      ).to.eql(['/v1', '/v1/*']);
     });
 
     it(`should return correct paths when set global prefix`, () => {
@@ -42,15 +42,15 @@ describe('RouteInfoPathExtractor', () => {
           path: '*',
           method: RequestMethod.ALL,
         }),
-      ).to.eql(['/api/*']);
+      ).to.eql(['/api', '/api/*']);
 
       expect(
         routeInfoPathExtractor.extractPathsFrom({
           path: '*',
           method: RequestMethod.ALL,
           version: '1',
         }),
-      ).to.eql(['/api/v1/*']);
+      ).to.eql(['/api/v1', '/api/v1/*']);
     });
 
     it(`should return correct paths when set global prefix and global prefix options`, () => {
@@ -66,15 +66,15 @@ describe('RouteInfoPathExtractor', () => {
           path: '*',
           method: RequestMethod.ALL,
         }),
-      ).to.eql(['/api/*', '/foo']);
+      ).to.eql(['/api', '/api/*', '/foo']);
 
       expect(
         routeInfoPathExtractor.extractPathsFrom({
           path: '*',
           method: RequestMethod.ALL,
           version: '1',
         }),
-      ).to.eql(['/api/v1/*', '/v1/foo']);
+      ).to.eql(['/api/v1', '/api/v1/*', '/v1/foo']);
 
       expect(
         routeInfoPathExtractor.extractPathsFrom({