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moby--moby/hack/travis/gofmt.py

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#!/usr/bin/env python
import subprocess
from env import commit_range
files = subprocess.check_output([
'git', 'diff', '--diff-filter=ACMR',
'--name-only', '...'.join(commit_range), '--',
])
exit_status = 0
for filename in files.split('\n'):
if filename.startswith('vendor/'):
continue # we can't be changing our upstream vendors for gofmt, so don't even check them
if filename.endswith('.go'):
try:
out = subprocess.check_output(['gofmt', '-s', '-l', filename])
if out != '':
print out,
exit_status = 1
except subprocess.CalledProcessError:
exit_status = 1
if exit_status != 0:
print 'Reformat the files listed above with "gofmt -s -w" and try again.'
exit(exit_status)
print 'All files pass gofmt.'
exit(0)