From c3971754bf4bd5877d7a57c523b981c09d4fa35d Mon Sep 17 00:00:00 2001
From: Eddie Santos <9561596+eddie-santos@users.noreply.github.com>
Date: Tue, 17 Jun 2025 08:24:07 -0700
Subject: Auto-update notifications (#1110)

---
 packages/cli/src/ui/utils/updateCheck.ts | 35 ++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 packages/cli/src/ui/utils/updateCheck.ts

(limited to 'packages/cli/src/ui/utils')

diff --git a/packages/cli/src/ui/utils/updateCheck.ts b/packages/cli/src/ui/utils/updateCheck.ts
new file mode 100644
index 00000000..17d30378
--- /dev/null
+++ b/packages/cli/src/ui/utils/updateCheck.ts
@@ -0,0 +1,35 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import updateNotifier from 'update-notifier';
+import { readPackageUp } from 'read-package-up';
+import process from 'node:process';
+
+export async function checkForUpdates(): Promise<string | null> {
+  // read-package-up looks for the closest package.json from cwd
+  const pkgResult = await readPackageUp({ cwd: process.cwd() });
+  if (!pkgResult) {
+    return null;
+  }
+
+  const { packageJson } = pkgResult;
+  const notifier = updateNotifier({
+    pkg: {
+      name: packageJson.name,
+      version: packageJson.version,
+    },
+    // check every time
+    updateCheckInterval: 0,
+    // allow notifier to run in scripts
+    shouldNotifyInNpmScript: true,
+  });
+
+  if (notifier.update) {
+    return `Gemini CLI update available! ${notifier.update.current} → ${notifier.update.latest}\nRun npm install -g ${packageJson.name} to update`;
+  }
+
+  return null;
+}
-- 
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