electron/script/lib/patches.py
2020-10-19 20:55:27 +09:00

32 lines
1,013 B
Python

#!/usr/bin/env python
import codecs
import os
def read_patch(patch_dir, patch_filename):
"""Read a patch from |patch_dir/filename| and amend the commit message with
metadata about the patch file it came from."""
ret = []
added_filename_line = False
patch_path = os.path.join(patch_dir, patch_filename)
with codecs.open(patch_path, encoding='utf-8') as f:
for l in f.readlines():
line_has_correct_start = l.startswith('diff -') or l.startswith('---')
if not added_filename_line and line_has_correct_start:
ret.append('Patch-Filename: {}\n'.format(patch_filename))
added_filename_line = True
ret.append(l)
return ''.join(ret)
def patch_from_dir(patch_dir):
"""Read a directory of patches into a format suitable for passing to
'git am'"""
with open(os.path.join(patch_dir, ".patches")) as f:
patch_list = [l.rstrip('\n') for l in f.readlines()]
return ''.join([
read_patch(patch_dir, patch_filename)
for patch_filename in patch_list
])