From eb7f3fb7b1dd7966e4d105e9210787b7d96e58dd Mon Sep 17 00:00:00 2001
From: Anish Athalye <me@anishathalye.com>
Date: Sat, 27 Feb 2021 14:34:52 -0500
Subject: [PATCH] Include git hash in version when available

---
 dotbot/cli.py | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/dotbot/cli.py b/dotbot/cli.py
index f9fba73..8883a6b 100644
--- a/dotbot/cli.py
+++ b/dotbot/cli.py
@@ -9,7 +9,8 @@ from .messenger import Level
 from .util import module
 
 import dotbot
-import yaml
+import os
+import subprocess
 
 def add_options(parser):
     parser.add_argument('-Q', '--super-quiet', action='store_true',
@@ -53,7 +54,14 @@ def main():
         add_options(parser)
         options = parser.parse_args()
         if options.version:
-            print('Dotbot version %s (yaml: %s)' % (dotbot.__version__, yaml.__version__))
+            try:
+                with open(os.devnull) as devnull:
+                    git_hash = subprocess.check_output(['git', 'rev-parse', 'HEAD'],
+                            cwd=os.path.dirname(os.path.abspath(__file__)), stderr=devnull)
+                hash_msg = ' (git %s)' % git_hash[:10]
+            except (OSError, subprocess.CalledProcessError):
+                hash_msg = ''
+            print('Dotbot version %s%s' % (dotbot.__version__, hash_msg))
             exit(0)
         if options.super_quiet:
             log.set_level(Level.WARNING)