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August 29, 2015 14:13
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Freeze Buildout Merges
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#!/usr/bin/env python | |
# *-* coding: utf-8 *-* | |
from __future__ import print_function, unicode_literals | |
import os | |
import sys | |
import subprocess | |
def get_merged_version(cwd, branch): | |
""" Attempt to find the version at which branch was merged """ | |
output = subprocess.check_output( | |
["git", "log", "--pretty=%P", "-1", "--grep", branch], | |
cwd=cwd, | |
) | |
return output.split()[1].decode("utf-8") | |
def get_version(cwd, branch): | |
return subprocess.check_output( | |
["git", "log", "--pretty=%H", "-1", branch], | |
cwd=cwd | |
).strip().decode("utf-8") | |
buildout_file = sys.argv[1] | |
buildout_dir = os.path.dirname(os.path.abspath(buildout_file)) | |
with open(sys.argv[1], "r") as f: | |
lines = f.readlines() | |
def write_lines(lines, outfile=sys.stdout): | |
cwd = None | |
for line in lines: | |
print_line = line | |
line = line.strip() | |
if line.startswith("cd "): | |
cwd = line[3:].replace("${buildout:directory}", buildout_dir) | |
if line.startswith("git merge"): | |
version = line.split()[2] | |
if not (version.isalnum() and len(version) == 40): | |
try: | |
new_version = get_version(cwd, version) | |
except Exception: | |
new_version = get_merged_version(cwd, version) | |
print_line = print_line.replace( | |
version, | |
"{0} # {1}".format(new_version, version) | |
) | |
print(print_line, end='', file=outfile) | |
if len(sys.argv) > 2: | |
target = sys.argv[2] | |
else: | |
target = sys.argv[1] | |
with open(target, "w") as f: | |
write_lines(lines, f) |
bwrsandman
commented
Jan 8, 2015
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