From 8db2948361519eb262e681bbc4dfaf6ea97e608a Mon Sep 17 00:00:00 2001
From: Bryan Morgan <bryanmorgan@google.com>
Date: Wed, 18 Mar 2026 21:52:23 -0400
Subject: [PATCH] fix(cli): correctly handle auto-update for standalone
 binaries (#23038)

---
 packages/cli/src/utils/handleAutoUpdate.test.ts |  7 ++++++-
 packages/cli/src/utils/handleAutoUpdate.ts      |  9 ++++++---
 packages/cli/src/utils/installationInfo.test.ts | 13 +++++++++++++
 packages/cli/src/utils/installationInfo.ts      | 11 +++++++++++
 4 files changed, 36 insertions(+), 4 deletions(-)

diff --git a/packages/cli/src/utils/handleAutoUpdate.test.ts b/packages/cli/src/utils/handleAutoUpdate.test.ts
index b10204834b..94795bf94e 100644
--- a/packages/cli/src/utils/handleAutoUpdate.test.ts
+++ b/packages/cli/src/utils/handleAutoUpdate.test.ts
@@ -202,7 +202,12 @@ describe('handleAutoUpdate', () => {
     expect(mockSpawn).not.toHaveBeenCalled();
   });
 
-  it.each([PackageManager.NPX, PackageManager.PNPX, PackageManager.BUNX])(
+  it.each([
+    PackageManager.NPX,
+    PackageManager.PNPX,
+    PackageManager.BUNX,
+    PackageManager.BINARY,
+  ])(
     'should suppress update notifications when running via %s',
     (packageManager) => {
       mockGetInstallationInfo.mockReturnValue({
diff --git a/packages/cli/src/utils/handleAutoUpdate.ts b/packages/cli/src/utils/handleAutoUpdate.ts
index 348acd33b0..bd0effa53b 100644
--- a/packages/cli/src/utils/handleAutoUpdate.ts
+++ b/packages/cli/src/utils/handleAutoUpdate.ts
@@ -87,9 +87,12 @@ export function handleAutoUpdate(
   );
 
   if (
-    [PackageManager.NPX, PackageManager.PNPX, PackageManager.BUNX].includes(
-      installationInfo.packageManager,
-    )
+    [
+      PackageManager.NPX,
+      PackageManager.PNPX,
+      PackageManager.BUNX,
+      PackageManager.BINARY,
+    ].includes(installationInfo.packageManager)
   ) {
     return;
   }
diff --git a/packages/cli/src/utils/installationInfo.test.ts b/packages/cli/src/utils/installationInfo.test.ts
index ca1120c0e3..fbebec8bf7 100644
--- a/packages/cli/src/utils/installationInfo.test.ts
+++ b/packages/cli/src/utils/installationInfo.test.ts
@@ -58,6 +58,19 @@ describe('getInstallationInfo', () => {
     process.argv = originalArgv;
   });
 
+  it('should detect running as a standalone binary', () => {
+    vi.stubEnv('IS_BINARY', 'true');
+    process.argv[1] = '/path/to/binary';
+    const info = getInstallationInfo(projectRoot, true);
+    expect(info.packageManager).toBe(PackageManager.BINARY);
+    expect(info.isGlobal).toBe(true);
+    expect(info.updateMessage).toBe(
+      'Running as a standalone binary. Please update by downloading the latest version from GitHub.',
+    );
+    expect(info.updateCommand).toBeUndefined();
+    vi.unstubAllEnvs();
+  });
+
   it('should return UNKNOWN when cliPath is not available', () => {
     process.argv[1] = '';
     const info = getInstallationInfo(projectRoot, true);
diff --git a/packages/cli/src/utils/installationInfo.ts b/packages/cli/src/utils/installationInfo.ts
index a682cc75e1..39d77ba640 100644
--- a/packages/cli/src/utils/installationInfo.ts
+++ b/packages/cli/src/utils/installationInfo.ts
@@ -21,6 +21,7 @@ export enum PackageManager {
   BUNX = 'bunx',
   HOMEBREW = 'homebrew',
   NPX = 'npx',
+  BINARY = 'binary',
   UNKNOWN = 'unknown',
 }
 
@@ -41,6 +42,16 @@ export function getInstallationInfo(
   }
 
   try {
+    // Check for standalone binary first
+    if (process.env['IS_BINARY'] === 'true') {
+      return {
+        packageManager: PackageManager.BINARY,
+        isGlobal: true,
+        updateMessage:
+          'Running as a standalone binary. Please update by downloading the latest version from GitHub.',
+      };
+    }
+
     // Normalize path separators to forward slashes for consistent matching.
     const realPath = fs.realpathSync(cliPath).replace(/\\/g, '/');
     const normalizedProjectRoot = projectRoot?.replace(/\\/g, '/');