fix(expo): should support app.config.ts (#26713)

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Fixes https://github.com/nrwl/nx/issues/26467

e2e/expo/src/expo.test.ts

@@ -12,6 +12,8 @@ import {
   runCLIAsync,
   runE2ETests,
   killPorts,
+  createFile,
+  removeFile,
 } from 'e2e/utils';
 import { join } from 'path';
 
@@ -159,4 +161,18 @@ describe('@nx/expo', () => {
       `${appName}/src/app/App.stories.tsx`
     );
   });
+
+  it('should work with app.config.ts', () => {
+    const appJson = join(appName, `app.json`);
+    const appJsonContent = readJson(appJson);
+    removeFile(appJson);
+    createFile(
+      join(appName, 'app.config.ts'),
+      `export default { expo: { name: 'my-app', slug: 'my-app' } };`
+    );
+    const result = runCLI(`show project ${appName} --json false`);
+    expect(result).toContain('start:');
+    expect(result).toContain('serve:');
+    createFile(appJson, JSON.stringify(appJsonContent));
+  });
 });

packages/expo/plugins/plugin.ts

@@ -53,7 +53,7 @@ export const createDependencies: CreateDependencies = () => {
 };
 
 export const createNodes: CreateNodes<ExpoPluginOptions> = [
-  '**/app.{json,config.js}',
+  '**/app.{json,config.js,config.ts}',
   async (configFilePath, options, context) => {
     options = normalizeOptions(options);
     const projectRoot = dirname(configFilePath);