From e2c22de81667fe991e9d754c83dd8a18c08c3496 Mon Sep 17 00:00:00 2001
From: dipesh <dipesh.walia@b-yond.com>
Date: Mon, 8 Jun 2026 22:07:34 -0400
Subject: [PATCH] Fix empty project name prompt crash

---
 .changeset/project-name-undefined-input.md | 5 +++++
 packages/cli/src/ui-prompts.ts             | 2 +-
 packages/cli/src/utils.ts                  | 4 ++--
 packages/cli/tests/ui-prompts.test.ts      | 9 +++++++++
 4 files changed, 17 insertions(+), 3 deletions(-)
 create mode 100644 .changeset/project-name-undefined-input.md

diff --git a/.changeset/project-name-undefined-input.md b/.changeset/project-name-undefined-input.md
new file mode 100644
index 00000000..ce66963f
--- /dev/null
+++ b/.changeset/project-name-undefined-input.md
@@ -0,0 +1,5 @@
+---
+"@tanstack/cli": patch
+---
+
+Handle empty interactive project name input without crashing.
diff --git a/packages/cli/src/ui-prompts.ts b/packages/cli/src/ui-prompts.ts
index a4c6032c..71c1dbe5 100644
--- a/packages/cli/src/ui-prompts.ts
+++ b/packages/cli/src/ui-prompts.ts
@@ -84,7 +84,7 @@ export async function getProjectName(): Promise<string> {
     process.exit(0)
   }
 
-  return value.trim()
+  return value?.trim() ?? ''
 }
 
 export async function selectPackageManager(): Promise<PackageManager> {
diff --git a/packages/cli/src/utils.ts b/packages/cli/src/utils.ts
index ab36e87d..f5945bba 100644
--- a/packages/cli/src/utils.ts
+++ b/packages/cli/src/utils.ts
@@ -26,8 +26,8 @@ export function getCurrentDirectoryPackageName(): string {
   return getDirectoryPackageName(process.cwd())
 }
 
-export function isCurrentDirectoryProjectNameInput(name: string): boolean {
-  const normalized = name.trim()
+export function isCurrentDirectoryProjectNameInput(name?: string): boolean {
+  const normalized = name?.trim() ?? ''
   return normalized === '' || normalized === '.'
 }
 
diff --git a/packages/cli/tests/ui-prompts.test.ts b/packages/cli/tests/ui-prompts.test.ts
index 5e1b9857..14756d7d 100644
--- a/packages/cli/tests/ui-prompts.test.ts
+++ b/packages/cli/tests/ui-prompts.test.ts
@@ -48,6 +48,15 @@ describe('getProjectName', () => {
     expect(textOptions.validate?.('.')).toBeUndefined()
   })
 
+  it('should treat undefined text input as the current directory', async () => {
+    vi.spyOn(clack, 'text').mockImplementation(async () => undefined)
+    vi.spyOn(clack, 'isCancel').mockImplementation(() => false)
+
+    const projectName = await getProjectName()
+
+    expect(projectName).toBe('')
+  })
+
   it('should exit on cancel', async () => {
     vi.spyOn(clack, 'text').mockImplementation(async () => 'Cancelled')
     vi.spyOn(clack, 'isCancel').mockImplementation(() => true)