From 9d8d5cd5db46aac4f3b53e51948c3a5f050157c7 Mon Sep 17 00:00:00 2001
From: James Henry <james@henry.sc>
Date: Tue, 2 May 2023 15:22:22 +0400
Subject: [PATCH] fix(core): only modify angular.json on read when @nx/angular
 is present (#16693)

(cherry picked from commit 32cbab7d26cc528f11cedc4caf48962f8583e449)
---
 packages/nx/src/adapter/ngcli-adapter.ts | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/packages/nx/src/adapter/ngcli-adapter.ts b/packages/nx/src/adapter/ngcli-adapter.ts
index e5576433262fd..24951869b83ef 100644
--- a/packages/nx/src/adapter/ngcli-adapter.ts
+++ b/packages/nx/src/adapter/ngcli-adapter.ts
@@ -353,7 +353,10 @@ export class NxScopedHost extends virtualFs.ScopedHost<any> {
   }
 
   read(path: Path): Observable<FileBuffer> {
-    if (path === 'angular.json' || path === '/angular.json') {
+    if (
+      (path === 'angular.json' || path === '/angular.json') &&
+      isAngularPluginInstalled()
+    ) {
       return this.readMergedWorkspaceConfiguration().pipe(
         map((r) => Buffer.from(JSON.stringify(toOldFormat(r))))
       );
@@ -566,7 +569,10 @@ export class NxScopeHostUsedForWrappedSchematics extends NxScopedHost {
   }
 
   read(path: Path): Observable<FileBuffer> {
-    if (path == 'angular.json' || path == '/angular.json') {
+    if (
+      (path === 'angular.json' || path === '/angular.json') &&
+      isAngularPluginInstalled()
+    ) {
       const projectJsonConfig = toOldFormat({
         projects: Object.fromEntries(getProjects(this.host)),
       });