From 3a53d53ee08814182a6b4a4a858763b3e8511a29 Mon Sep 17 00:00:00 2001
From: Alan Agius <17563226+alan-agius4@users.noreply.github.com>
Date: Mon, 23 Feb 2026 12:15:10 +0000
Subject: [PATCH] refactor(@angular/cli): use a regex to identify internal
 Angular framework versions for compatibility checks

This includes adding support to exclusive `.0.0-next.0` from the version checks since this will block framework on using the CLI when bumping to a new major version.
---
 packages/angular/build/src/utils/version.ts | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/packages/angular/build/src/utils/version.ts b/packages/angular/build/src/utils/version.ts
index 51f493bfe993..01fbbd65236f 100644
--- a/packages/angular/build/src/utils/version.ts
+++ b/packages/angular/build/src/utils/version.ts
@@ -11,6 +11,10 @@
 import { createRequire } from 'node:module';
 import { SemVer, satisfies } from 'semver';
 
+// Matches exactly '0.0.0' or any string ending in '.0.0-next.0'
+// This allows FW to bump the package.json to a new major version without requiring a new CLI version.
+const angularVersionRegex = /^0\.0\.0$|\.0\.0-next\.0$/;
+
 export function assertCompatibleAngularVersion(projectRoot: string): void | never {
   let angularPkgJson;
 
@@ -38,7 +42,10 @@ export function assertCompatibleAngularVersion(projectRoot: string): void | neve
   }
 
   const supportedAngularSemver = '0.0.0-ANGULAR-FW-PEER-DEP';
-  if (angularPkgJson['version'] === '0.0.0' || supportedAngularSemver.startsWith('0.0.0')) {
+  if (
+    angularVersionRegex.test(angularPkgJson['version']) ||
+    supportedAngularSemver.startsWith('0.0.0')
+  ) {
     // Internal CLI and FW testing version.
     return;
   }