refactor: detect standalone application when using ng add (#3885)

Author: brandonroberts

modules/component-store/schematics-core/utility/standalone.ts

@@ -0,0 +1,15 @@
+import * as ts from 'typescript';
+import { Tree } from '@angular-devkit/schematics';
+import { findBootstrapApplicationCall } from '@schematics/angular/private/standalone';
+
+export function isStandaloneApp(host: Tree, mainPath: string): boolean {
+  const source = ts.createSourceFile(
+    mainPath,
+    host.readText(mainPath),
+    ts.ScriptTarget.Latest,
+    true
+  );
+  const bootstrapCall = findBootstrapApplicationCall(source);
+
+  return bootstrapCall !== null;
+}

modules/component/schematics-core/utility/standalone.ts

@@ -0,0 +1,15 @@
+import * as ts from 'typescript';
+import { Tree } from '@angular-devkit/schematics';
+import { findBootstrapApplicationCall } from '@schematics/angular/private/standalone';
+
+export function isStandaloneApp(host: Tree, mainPath: string): boolean {
+  const source = ts.createSourceFile(
+    mainPath,
+    host.readText(mainPath),
+    ts.ScriptTarget.Latest,
+    true
+  );
+  const bootstrapCall = findBootstrapApplicationCall(source);
+
+  return bootstrapCall !== null;
+}

modules/data/schematics-core/utility/standalone.ts

@@ -0,0 +1,15 @@
+import * as ts from 'typescript';
+import { Tree } from '@angular-devkit/schematics';
+import { findBootstrapApplicationCall } from '@schematics/angular/private/standalone';
+
+export function isStandaloneApp(host: Tree, mainPath: string): boolean {
+  const source = ts.createSourceFile(
+    mainPath,
+    host.readText(mainPath),
+    ts.ScriptTarget.Latest,
+    true
+  );
+  const bootstrapCall = findBootstrapApplicationCall(source);
+
+  return bootstrapCall !== null;
+}

modules/effects/schematics-core/utility/standalone.ts

@@ -0,0 +1,15 @@
+import * as ts from 'typescript';
+import { Tree } from '@angular-devkit/schematics';
+import { findBootstrapApplicationCall } from '@schematics/angular/private/standalone';
+
+export function isStandaloneApp(host: Tree, mainPath: string): boolean {
+  const source = ts.createSourceFile(
+    mainPath,
+    host.readText(mainPath),
+    ts.ScriptTarget.Latest,
+    true
+  );
+  const bootstrapCall = findBootstrapApplicationCall(source);
+
+  return bootstrapCall !== null;
+}

modules/effects/schematics/ng-add/index.spec.ts

@@ -231,7 +231,6 @@ describe('Effects ng-add Schematic', () => {
     const standaloneDefaultOptions = {
       ...defaultOptions,
       project: 'bar-standalone',
-      standalone: true,
     };
 
     it('provides minimal effects setup', async () => {

modules/effects/schematics/ng-add/index.ts

@@ -33,6 +33,7 @@ import {
   callsProvidersFunction,
 } from '@schematics/angular/private/standalone';
 import { getProjectMainFile } from '../../schematics-core/utility/project';
+import { isStandaloneApp } from '../../schematics-core/utility/standalone';
 
 function addImportToNgModule(options: EffectOptions): Rule {
   return (host: Tree) => {
@@ -199,9 +200,12 @@ function addStandaloneConfig(options: EffectOptions): Rule {
 
 export default function (options: EffectOptions): Rule {
   return (host: Tree, context: SchematicContext) => {
+    const mainFile = getProjectMainFile(host, options);
+    const isStandalone = isStandaloneApp(host, mainFile);
+
     options.path = getProjectPath(host, options);
 
-    if (options.module && !options.standalone) {
+    if (options.module && !isStandalone) {
       options.module = findModuleFromOptions(host, options);
     }
 
@@ -226,7 +230,7 @@ export default function (options: EffectOptions): Rule {
       move(parsedPath.path),
     ]);
 
-    const configOrModuleUpdate = options.standalone
+    const configOrModuleUpdate = isStandalone
       ? addStandaloneConfig(options)
       : addImportToNgModule(options);
 

modules/effects/schematics/ng-add/schema.json

@@ -55,11 +55,6 @@
       "type": "boolean",
       "default": true,
       "description": "Setup root effects module without registering initial effects."
-    },
-    "standalone": {
-      "type": "boolean",
-      "default": false,
-      "description": "Configure @ngrx/effects for standalone application"
     }
   },
   "required": []

modules/effects/schematics/ng-add/schema.ts

@@ -11,5 +11,4 @@ export interface Schema {
    * Setup root effects module without registering initial effects.
    */
   minimal?: boolean;
-  standalone?: boolean;
 }

modules/entity/schematics-core/utility/standalone.ts

@@ -0,0 +1,15 @@
+import * as ts from 'typescript';
+import { Tree } from '@angular-devkit/schematics';
+import { findBootstrapApplicationCall } from '@schematics/angular/private/standalone';
+
+export function isStandaloneApp(host: Tree, mainPath: string): boolean {
+  const source = ts.createSourceFile(
+    mainPath,
+    host.readText(mainPath),
+    ts.ScriptTarget.Latest,
+    true
+  );
+  const bootstrapCall = findBootstrapApplicationCall(source);
+
+  return bootstrapCall !== null;
+}

modules/router-store/schematics-core/utility/standalone.ts

@@ -0,0 +1,15 @@
+import * as ts from 'typescript';
+import { Tree } from '@angular-devkit/schematics';
+import { findBootstrapApplicationCall } from '@schematics/angular/private/standalone';
+
+export function isStandaloneApp(host: Tree, mainPath: string): boolean {
+  const source = ts.createSourceFile(
+    mainPath,
+    host.readText(mainPath),
+    ts.ScriptTarget.Latest,
+    true
+  );
+  const bootstrapCall = findBootstrapApplicationCall(source);
+
+  return bootstrapCall !== null;
+}