From 8c27f2c50b55ec4e6a651172f295a4a1bda44098 Mon Sep 17 00:00:00 2001
From: Anthony Sottile <asottile@umich.edu>
Date: Fri, 27 Jan 2017 14:22:00 -0800
Subject: [PATCH] Put the `.` in docker build at the end.

Resolves #477
---
 pre_commit/languages/docker.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pre_commit/languages/docker.py b/pre_commit/languages/docker.py
index fd249958..7d3f8d04 100644
--- a/pre_commit/languages/docker.py
+++ b/pre_commit/languages/docker.py
@@ -43,12 +43,14 @@ def build_docker_image(repo_cmd_runner, **kwargs):  # pragma: windows no cover
     pull = kwargs.pop('pull')
     assert not kwargs, kwargs
     cmd = (
-        'docker', 'build', '.',
+        'docker', 'build',
         '--tag', docker_tag(repo_cmd_runner),
         '--label', PRE_COMMIT_LABEL,
     )
     if pull:
         cmd += ('--pull',)
+    # This must come last for old versions of docker.  See #477
+    cmd += ('.',)
     helpers.run_setup_cmd(repo_cmd_runner, cmd)