fix(@angular-devkit/schematics): respect --force option when schematic contains host.create

packages/angular_devkit/schematics/src/tree/host-tree.ts

@@ -20,7 +20,6 @@ import {
 import { ParseError, parse as jsoncParse, printParseErrorCode } from 'jsonc-parser';
 import {
   ContentHasMutatedException,
-  FileAlreadyExistException,
   FileDoesNotExistException,
   InvalidUpdateRecordException,
   MergeConflictException,
@@ -407,12 +406,8 @@ export class HostTree implements Tree {
 
   // Structural methods.
   create(path: string, content: Buffer | string): void {
-    const p = this._normalizePath(path);
-    if (this._recordSync.exists(p)) {
-      throw new FileAlreadyExistException(p);
-    }
     const c = typeof content == 'string' ? Buffer.from(content) : content;
-    this._record.create(p, c as {} as virtualFs.FileBuffer).subscribe();
+    this._record.create(this._normalizePath(path), c as {} as virtualFs.FileBuffer).subscribe();
   }
   delete(path: string): void {
     this._recordSync.delete(this._normalizePath(path));

tests/legacy-cli/e2e/tests/generate/schematic-force-override.ts

@@ -0,0 +1,51 @@
+import { appendFile } from 'node:fs/promises';
+import { getGlobalVariable } from '../../utils/env';
+import { getActivePackageManager, installWorkspacePackages } from '../../utils/packages';
+import { ng } from '../../utils/process';
+import { isPrereleaseCli, updateJsonFile } from '../../utils/project';
+import { expectToFail } from '../../utils/utils';
+
+const snapshots = require('../../ng-snapshot/package.json');
+
+export default async function () {
+  const isPrerelease = await isPrereleaseCli();
+  let tag = isPrerelease ? '@next' : '';
+  if (getActivePackageManager() === 'npm') {
+    await appendFile('.npmrc', '\nlegacy-peer-deps=true');
+  }
+
+  await ng('add', `@angular/material${tag}`, '--skip-confirmation');
+
+  const isSnapshotBuild = getGlobalVariable('argv')['ng-snapshots'];
+  if (isSnapshotBuild) {
+    await updateJsonFile('package.json', (packageJson) => {
+      const dependencies = packageJson['dependencies'];
+      // Angular material adds dependencies on other Angular packages
+      // Iterate over all of the packages to update them to the snapshot version.
+      for (const [name, version] of Object.entries(snapshots.dependencies)) {
+        if (name in dependencies) {
+          dependencies[name] = version;
+        }
+      }
+    });
+    await installWorkspacePackages();
+  }
+
+  const args: string[] = [
+    'generate',
+    '@angular/material:theme-color',
+    '--primary-color=#0641e6',
+    '--tertiary-color=#994aff',
+    '--neutral-color=#313138',
+    '--error-color=#eb5757',
+    '--secondary-color=#009096',
+    '--neutral-variant-color=#b2b2b8',
+  ];
+
+  await ng(...args);
+
+  // Should fail as file exists
+  await expectToFail(() => ng(...args));
+
+  await ng(...args, '--force');
+}