65 lines
2.2 KiB
Python
65 lines
2.2 KiB
Python
#!/usr/bin/env python3
|
|
#
|
|
# Copyright (c) 2020-2022 The Moneyrocket Core developers
|
|
# Distributed under the MIT software license, see the accompanying
|
|
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
|
#
|
|
# Linter to check that commit messages have a new line before the body
|
|
# or no body at all
|
|
|
|
import argparse
|
|
import os
|
|
import sys
|
|
|
|
from subprocess import check_output
|
|
|
|
|
|
def parse_args():
|
|
"""Parse command line arguments."""
|
|
parser = argparse.ArgumentParser(
|
|
description="""
|
|
Linter to check that commit messages have a new line before
|
|
the body or no body at all.
|
|
""",
|
|
epilog=f"""
|
|
You can manually set the commit-range with the COMMIT_RANGE
|
|
environment variable (e.g. "COMMIT_RANGE='47ba2c3...ee50c9e'
|
|
{sys.argv[0]}"). Defaults to current merge base when neither
|
|
prev-commits nor the environment variable is set.
|
|
""")
|
|
|
|
parser.add_argument("--prev-commits", "-p", required=False, help="The previous n commits to check")
|
|
|
|
return parser.parse_args()
|
|
|
|
|
|
def main():
|
|
args = parse_args()
|
|
exit_code = 0
|
|
|
|
if not os.getenv("COMMIT_RANGE"):
|
|
if args.prev_commits:
|
|
commit_range = "HEAD~" + args.prev_commits + "...HEAD"
|
|
else:
|
|
# This assumes that the target branch of the pull request will be master.
|
|
merge_base = check_output(["git", "merge-base", "HEAD", "master"], text=True, encoding="utf8").rstrip("\n")
|
|
commit_range = merge_base + "..HEAD"
|
|
else:
|
|
commit_range = os.getenv("COMMIT_RANGE")
|
|
if commit_range == "SKIP_EMPTY_NOT_A_PR":
|
|
sys.exit(0)
|
|
|
|
commit_hashes = check_output(["git", "log", commit_range, "--format=%H"], text=True, encoding="utf8").splitlines()
|
|
|
|
for hash in commit_hashes:
|
|
commit_info = check_output(["git", "log", "--format=%B", "-n", "1", hash], text=True, encoding="utf8").splitlines()
|
|
if len(commit_info) >= 2:
|
|
if commit_info[1]:
|
|
print(f"The subject line of commit hash {hash} is followed by a non-empty line. Subject lines should always be followed by a blank line.")
|
|
exit_code = 1
|
|
|
|
sys.exit(exit_code)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|