From 7dca24ee7e5c0c5acba35a1a0b9a23f1761098e3 Mon Sep 17 00:00:00 2001
From: Brad Fitzpatrick <bradfitz@golang.org>
Date: Thu, 2 Feb 2012 11:53:28 -0800
Subject: [PATCH] codereview: explain how to get hgpatch in error message

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5623045
---
 lib/codereview/codereview.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/codereview/codereview.py b/lib/codereview/codereview.py
index fd0b4b4aea..7e9f6ca728 100644
--- a/lib/codereview/codereview.py
+++ b/lib/codereview/codereview.py
@@ -1572,7 +1572,7 @@ def clpatch_or_undo(ui, repo, clname, opts, mode):
 	try:
 		cmd = subprocess.Popen(argv, shell=False, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=None, close_fds=sys.platform != "win32")
 	except:
-		return "hgpatch: " + ExceptionDetail()
+		return "hgpatch: " + ExceptionDetail() + "\nInstall hgpatch with:\n$ go get code.google.com/p/go.codereview/cmd/hgpatch\n"
 
 	out, err = cmd.communicate(patch)
 	if cmd.returncode != 0 and not opts["ignore_hgpatch_failure"]: