Files
2026-07-09 05:08:16 +08:00

37 lines
1.1 KiB
Python

#!/usr/bin/env python3
"""Validate that CHANGELOG.md keeps a single top-level [Unreleased] section."""
from __future__ import annotations
import re
from pathlib import Path
def main() -> int:
changelog = Path("CHANGELOG.md")
if not changelog.exists():
print("ERROR: CHANGELOG.md not found.")
return 1
text = changelog.read_text(encoding="utf-8")
headings = list(re.finditer(r"^## \[(.+?)\]\s*$", text, flags=re.MULTILINE))
unreleased = [m for m in headings if m.group(1) == "Unreleased"]
if not unreleased:
print("ERROR: CHANGELOG.md is missing a '## [Unreleased]' heading.")
return 1
if len(unreleased) > 1:
print("ERROR: CHANGELOG.md contains multiple '## [Unreleased]' headings.")
return 1
if headings and headings[0].group(1) != "Unreleased":
print("ERROR: '## [Unreleased]' must be the first top-level changelog section.")
return 1
print("OK: CHANGELOG.md contains a single top-level [Unreleased] section.")
return 0
if __name__ == "__main__":
raise SystemExit(main())