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mercurial/subrepo.py
changeset 31102 96d561c90ad0
parent 31099 b44ab288358e
child 31236 8a0687a2be75 
--- a/mercurial/subrepo.py	Thu Dec 22 14:30:46 2016 +0100
+++ b/mercurial/subrepo.py	Tue Feb 21 17:50:04 2017 +0100
@@ -1414,6 +1414,10 @@
         errpipe = None
         if self.ui.quiet:
             errpipe = open(os.devnull, 'w')
+        if self.ui._colormode and len(commands) and commands[0] == "diff":
+            # insert the argument in the front,
+            # the end of git diff arguments is used for paths
+            commands.insert(1, '--color')
         p = subprocess.Popen([self._gitexecutable] + commands, bufsize=-1,
                              cwd=cwd, env=env, close_fds=util.closefds,
                              stdout=subprocess.PIPE, stderr=errpipe)
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