From 2ea2ccaa3d92838e109f5ee71695d2bda9988a33 Mon Sep 17 00:00:00 2001
From: Yiwei Zhang <yiwzhang@google.com>
Date: Wed, 15 May 2024 21:31:29 +0000
Subject: [PATCH] fail gracefully if git freeze or git thaw are called in cog

Bug: 339231299
Change-Id: I331f2d3da13536b396e89f773dde7af843ea2b33
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/5539994
Auto-Submit: Yiwei Zhang <yiwzhang@google.com>
Reviewed-by: Josip Sokcevic <sokcevic@chromium.org>
Commit-Queue: Josip Sokcevic <sokcevic@chromium.org>
---
 git_freezer.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/git_freezer.py b/git_freezer.py
index cf8ec442c..b7abbd4db 100755
--- a/git_freezer.py
+++ b/git_freezer.py
@@ -10,6 +10,8 @@ import subcommand
 
 from git_common import freeze, thaw
 
+import gclient_utils
+
 
 def CMDfreeze(parser, args):
     """Freeze a branch's changes, excluding unstaged gitlinks changes."""
@@ -24,6 +26,10 @@ def CMDthaw(parser, args):
 
 
 def main(args):
+    if gclient_utils.IsEnvCog():
+        print(f'{args[0]} command is not supported in non-git environment.',
+              file=sys.stderr)
+        return 1
     dispatcher = subcommand.CommandDispatcher(__name__)
     ret = dispatcher.execute(optparse.OptionParser(), args)
     if ret: