refactor(@angular-devkit/build-angular): use dev-server implementation neutral builder output result interface

The dev-server builder will now only provide an interface with typed fields
for the combined set of common elements for the Webpack and Vite development
server implementations. Any additional builder specific runtime fields will
still be present and accessible.

goldens/public-api/angular_devkit/build_angular/index.md

@@ -12,7 +12,6 @@ import { BuilderContext } from '@angular-devkit/architect';
 import { BuilderOutput } from '@angular-devkit/architect';
 import type { ConfigOptions } from 'karma';
 import { Configuration } from 'webpack';
-import { DevServerBuildOutput } from '@angular-devkit/build-webpack';
 import type http from 'node:http';
 import { IndexHtmlTransform } from '@angular/build/private';
 import { json } from '@angular-devkit/core';
@@ -144,10 +143,14 @@ export interface DevServerBuilderOptions {
 }
 
 // @public
-export type DevServerBuilderOutput = DevServerBuildOutput & {
+export interface DevServerBuilderOutput extends BuilderOutput {
+    // (undocumented)
+    address?: string;
+    // (undocumented)
     baseUrl: string;
-    stats: BuildEventStats;
-};
+    // (undocumented)
+    port?: number;
+}
 
 // @public
 export function executeBrowserBuilder(options: BrowserBuilderOptions, context: BuilderContext, transforms?: {

packages/angular_devkit/build_angular/BUILD.bazel

@@ -311,6 +311,7 @@ LARGE_SPECS = {
         "size": "large",
         "flaky": True,
         "extra_deps": [
+            "//packages/angular_devkit/build_webpack",
             "@npm//@types/http-proxy",
             "@npm//http-proxy",
             "@npm//puppeteer",

packages/angular_devkit/build_angular/src/builders/dev-server/builder.ts

@@ -14,8 +14,8 @@ import { EMPTY, Observable, defer, switchMap } from 'rxjs';
 import type { ExecutionTransformer } from '../../transforms';
 import { checkPort } from '../../utils/check-port';
 import { normalizeOptions } from './options';
+import type { DevServerBuilderOutput } from './output';
 import type { Schema as DevServerBuilderOptions } from './schema';
-import type { DevServerBuilderOutput } from './webpack-server';
 
 /**
  * A Builder that executes a development server based on the provided browser target option.

packages/angular_devkit/build_angular/src/builders/dev-server/index.ts

@@ -8,8 +8,8 @@
 
 import { createBuilder } from '@angular-devkit/architect';
 import { execute } from './builder';
+import { DevServerBuilderOutput } from './output';
 import { Schema as DevServerBuilderOptions } from './schema';
-import { DevServerBuilderOutput } from './webpack-server';
 
 export { DevServerBuilderOptions, DevServerBuilderOutput, execute as executeDevServerBuilder };
 export default createBuilder<DevServerBuilderOptions, DevServerBuilderOutput>(execute);

packages/angular_devkit/build_angular/src/builders/dev-server/output.ts

@@ -0,0 +1,18 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+import { BuilderOutput } from '@angular-devkit/architect';
+
+/**
+ * @experimental Direct usage of this type is considered experimental.
+ */
+export interface DevServerBuilderOutput extends BuilderOutput {
+  baseUrl: string;
+  port?: number;
+  address?: string;
+}

packages/angular_devkit/build_angular/src/builders/dev-server/specs/works_spec.ts

@@ -8,6 +8,7 @@
 
 import { Architect, BuilderRun } from '@angular-devkit/architect';
 import { DevServerBuilderOutput } from '@angular-devkit/build-angular';
+import { EmittedFiles } from '@angular-devkit/build-webpack';
 import { normalize, virtualFs } from '@angular-devkit/core';
 import { createArchitect, host } from '../../../testing/test-utils';
 
@@ -54,7 +55,7 @@ describe('Dev Server Builder', () => {
     const output = (await run.result) as DevServerBuilderOutput;
     expect(output.success).toBe(true);
     const hasSourceMaps =
-      output.emittedFiles && output.emittedFiles.some((f) => f.extension === '.map');
+      output.emittedFiles && output.emittedFiles.some((f: EmittedFiles) => f.extension === '.map');
     expect(hasSourceMaps).toBe(false, `Expected emitted files not to contain '.map' files.`);
   });
 

packages/angular_devkit/build_angular/src/builders/dev-server/vite-server.ts

@@ -33,7 +33,7 @@ import { getIndexOutputFile } from '../../utils/webpack-browser-config';
 import { buildEsbuildBrowser } from '../browser-esbuild';
 import { Schema as BrowserBuilderOptions } from '../browser-esbuild/schema';
 import type { NormalizedDevServerOptions } from './options';
-import type { DevServerBuilderOutput } from './webpack-server';
+import type { DevServerBuilderOutput } from './output';
 
 interface OutputFileRecord {
   contents: Uint8Array;