sqlpp11/pre-commit at develop · rbock/sqlpp11 · GitHub

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#!/usr/bin/env python3

import functools

import os

from pprint import pprint

import re

import subprocess

import sys

class ValidationError(Exception): pass

def check_output(cmd, expect_process_error=False):

try:

return subprocess.check_output(cmd)

except Exception as e:

if not expect_process_error or not isinstance(e, subprocess.CalledProcessError):

print('Exception while running cmd %s' % (cmd,))

raise

def changes():

return check_output(('git', 'diff', '--no-ext-diff', '--cached', '-U0'))

def toplevel():

return check_output(('git', 'rev-parse', '--show-toplevel')).strip(b'\n').decode('utf-8')

def toList(fn):

return functools.wraps(fn)(lambda *args, **kwargs: list(fn(*args, **kwargs)))

top = toplevel()

clangformat = "/usr/local/clang_3_6_0/bin/clang-format"

### CLANG-FORMAT BEGIN

if os.path.exists(os.path.join(top, '.clang-format')):

reformatted_files = []

files_had_unstaged_edits = []

for filename in check_output(['git', 'diff-index', '--cached', '--name-only', 'HEAD']).decode('utf-8').splitlines():

if any(filename.endswith(ext) for ext in ('.cpp', '.h', '.hpp')):

file_path = os.path.join(top, filename)

with open(file_path, 'rb') as f:

staged = f.read()

formatted = check_output([clangformat, file_path])

if staged == formatted:

continue

try:

check_output(['git', 'diff', '--exit-code', file_path], expect_process_error=True)

except subprocess.CalledProcessError:

files_had_unstaged_edits.append(filename)

check_output([clangformat, '-i', file_path])

try:

check_output(['git', 'diff', '--exit-code', file_path], expect_process_error=True)

except subprocess.CalledProcessError:

reformatted_files.append(filename)

if reformatted_files:

print('These files were reformatted with clang-format, please stage the changes first:\n- %s'

% '\n- '.join(reformatted_files), file=sys.stderr)

if files_had_unstaged_edits:

print('\nThese files had unstaged edits before clang-format reformatting. Please stage desired parts and confirm the commit again.\n- %s'

% '\n- '.join(files_had_unstaged_edits), file=sys.stderr)

if reformatted_files or files_had_unstaged_edits:

exit(1)

### CLANG-FORMAT END

exit(0)

sqlpp11/pre-commit at develop · rbock/sqlpp11 · GitHub

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