zulip/tools/github-changes-contain-file
Tim Abbott 7406edd99c tools: Fix a linter issue caught by semgrep.
The issue was a new rule that didn't exist when the PR was written.
2025-10-23 14:33:58 -07:00

45 lines
1.0 KiB
Python
Executable File

#!/usr/bin/env python3
import argparse
import json
import os
import subprocess
import sys
from pathlib import Path
def is_file_changed(file_path: str) -> bool:
event_path = os.environ.get("GITHUB_EVENT_PATH", "")
if not event_path:
sys.exit("GITHUB_EVENT_PATH environment variable not set")
with open(Path(event_path)) as f:
event = json.load(f)
before = event.get("before")
after = event.get("after")
if not before or not after:
sys.exit("Missing 'before' or 'after' commit SHAs in event data")
try:
result = subprocess.run(
["git", "diff", "--quiet", before, after, "--", file_path],
check=False,
capture_output=True,
)
return result.returncode == 1
except subprocess.CalledProcessError:
sys.exit(1)
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument(
"file",
)
args = parser.parse_args()
if is_file_changed(args.file):
sys.exit(0)
else:
sys.exit(1)