René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"ng serve with @angular/build: DevTools file search not working","articleBody":"### Command\n\nserve\n\n### Is this a regression?\n\n- [x] Yes, this behavior used to work in the previous version\n\n### The previous version in which this bug was not present was\n\nangular19 with @angular-devkit/build-angular\n\n### Description\n\nWhen I try to migrate an Angular 20 project from @angular-devkit/build-angular to the new @angular/build, I notice that when running `ng serve` and opening the browser DevTools → Sources, searching for content across all files does not return any results.\n\n### Minimal Reproduction\n\nAngular versions: 20, 21, and 22 (out of the box)\nBrowser: Edge and Chrome\nOperating System: Windows and Linux\nSSR: off\nZoneless: off\n\nSteps:\n1. Create a new Angular app with `ng new v20`.\n2. Run `ng serve`.\n3. Open the browser and go to DevTools → Sources.\n4. Try to search for content across all files.\n\n\u003cimg width=\"2554\" height=\"1074\" alt=\"Image\" src=\"https://github.com/user-attachments/assets/38ef4877-06fb-4246-99ae-e8ac165d038a\" /\u003e\n\nSteps:\n1. Create a new Angular app with `ng new v22`.\n2. Run `ng serve`.\n3. Open the browser and go to DevTools → Sources.\n4. Try to search for content across all files.\n\n\u003cimg width=\"2562\" height=\"1036\" alt=\"Image\" src=\"https://github.com/user-attachments/assets/6e152f46-d520-4530-929b-b8424aaf7b2c\" /\u003e\n\n\n\n### Exception or Error\n\n```text\n\n```\n\n### Your Environment\n\n```text\nAngular CLI: 20.3.31\nNode: 22.14.0\nPackage Manager: npm 10.9.2\nOS: linux x64\n    \n\nAngular: 20.3.25\n... common, compiler, compiler-cli, core, forms\n... platform-browser, router\n\nPackage                      Version\n------------------------------------\n@angular-devkit/architect    0.2003.31\n@angular-devkit/core         20.3.31\n@angular-devkit/schematics   20.3.31\n@angular/build               20.3.31\n@angular/cli                 20.3.31\n@schematics/angular          20.3.31\nrxjs                         7.8.2\ntypescript                   5.9.3\nzone.js                      0.15.1\n\n---------------------------------------\n\nAngular CLI       : 22.0.5\nAngular           : 22.0.5\nNode.js           : 24.18.0\nPackage Manager   : npm 11.16.0\nOperating System  : linux x64\n\n┌───────────────────────────┬───────────────────┬───────────────────┐\n│ Package                   │ Installed Version │ Requested Version │\n├───────────────────────────┼───────────────────┼───────────────────┤\n│ @angular/build            │ 22.0.5            │ ^22.0.5           │\n│ @angular/cli              │ 22.0.5            │ ^22.0.5           │\n│ @angular/common           │ 22.0.5            │ ^22.0.0           │\n│ @angular/compiler         │ 22.0.5            │ ^22.0.0           │\n│ @angular/compiler-cli     │ 22.0.5            │ ^22.0.0           │\n│ @angular/core             │ 22.0.5            │ ^22.0.0           │\n│ @angular/forms            │ 22.0.5            │ ^22.0.0           │\n│ @angular/platform-browser │ 22.0.5            │ ^22.0.0           │\n│ @angular/router           │ 22.0.5            │ ^22.0.0           │\n│ rxjs                      │ 7.8.2             │ ~7.8.0            │\n│ typescript                │ 6.0.3             │ ~6.0.2            │\n│ vitest                    │ 4.1.9             │ ^4.0.8            │\n└───────────────────────────┴───────────────────┴───────────────────┘\n```\n\n### Anything else relevant?\n\nAngula version: 19 (out of the box)\nBrowser: Edge and Chrome\nOperating System: Windows and Linux\nSSR: off\n\nSteps:\n1. Create a new Angular app with `ng new v19`.\n2. Run `ng serve`.\n3. Open the browser and go to DevTools → Sources.\n4. Try to search for content across all files.\n\nResult:\nThe search works correctly in Angular 19.\n\n\u003cimg width=\"2557\" height=\"1037\" alt=\"Image\" src=\"https://github.com/user-attachments/assets/9d7c52c1-e361-4ff6-a6bc-ad9799b0b978\" /\u003e\n\nAngular CLI: 19.2.27\nNode: 22.14.0\nPackage Manager: npm 10.9.2\nOS: linux x64\n\nAngular: 19.2.25\n... common, compiler, compiler-cli, core, forms\n... platform-browser, platform-browser-dynamic, router\n\nPackage                         Version\n---------------------------------------------------------\n@angular-devkit/architect       0.1902.27\n@angular-devkit/build-angular   19.2.27\n@angular-devkit/core            19.2.27\n@angular-devkit/schematics      19.2.27\n@angular/cli                    19.2.27\n@schematics/angular             19.2.27\nrxjs                            7.8.2\ntypescript                      5.7.3\nzone.js                         0.15.1\n\n\n","author":{"url":"https://github.com/efernandezdev","@type":"Person","name":"efernandezdev"},"datePublished":"2026-07-04T23:36:42.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/33510/angular-cli/issues/33510"}