angular · Hexix23 · Aug 23, 2026
diff --git a/packages/angular/build/src/utils/server-rendering/manifest.ts b/packages/angular/build/src/utils/server-rendering/manifest.ts
@@ -183,8 +183,10 @@ export function generateAngularServerAppManifest(
         pos = file.text.indexOf('\r\n', pos + 2);
       }
 
+      // Asset paths can contain prerendered route values. Serialize both path uses before embedding
+      // them in the executable server manifest so they remain JavaScript string data.
       serverAssets[file.path] =
-        `{size: ${size}, hash: '${file.hash}', text: () => import('./${jsChunkFilePath}').then(m => m.default)}`;
+        `{size: ${size}, hash: '${file.hash}', text: () => import(${JSON.stringify(`./${jsChunkFilePath}`)}).then(m => m.default)}`;
     }
   }
 
@@ -203,7 +205,7 @@ export default {
   entryPointToBrowserMapping: ${JSON.stringify(entryPointToBrowserMapping, undefined, 2)},
   assets: {
     ${Object.entries(serverAssets)
-      .map(([key, value]) => `'${key}': ${value}`)
+      .map(([key, value]) => `${JSON.stringify(key)}: ${value}`)
       .join(',\n    ')}
   },
 };

diff --git a/packages/angular/build/src/utils/server-rendering/manifest_spec.ts b/packages/angular/build/src/utils/server-rendering/manifest_spec.ts
@@ -0,0 +1,38 @@
+/**
+ * @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.dev/license
+ */
+
+import { transform } from 'esbuild';
+import { BuildOutputFileType, createOutputFile } from '../../tools/esbuild/bundler-files';
+import { generateAngularServerAppManifest } from './manifest';
+
+describe('generateAngularServerAppManifest', () => {
+  it('serializes asset paths embedded in the executable manifest', async () => {
+    const assetPath = "products/quote's-name/index.html";
+    const chunkPath = `assets-chunks/${assetPath.replace(/[./]/g, '_')}.mjs`;
+    const asset = createOutputFile(assetPath, '<html></html>', BuildOutputFileType.Browser);
+
+    const { manifestContent } = generateAngularServerAppManifest(
+      new Map([[assetPath, asset]]),
+      [],
+      false,
+      undefined,
+      undefined,
+      '/',
+      new Set(),
+      { inputs: {}, outputs: {} },
+      undefined,
+    );
+
+    expect(manifestContent).toContain(`${JSON.stringify(assetPath)}: {`);
+    expect(manifestContent).toContain(`import(${JSON.stringify(`./${chunkPath}`)})`);
+    expect(manifestContent).not.toContain(`'${assetPath}':`);
+
+    const { warnings } = await transform(manifestContent);
+    expect(warnings).toEqual([]);
+  });
+});