Files
Pac-Man/scripts/bump-version.py
2025-09-07 15:12:19 -05:00

144 lines
4.3 KiB
Python

#!/usr/bin/env python3
"""
Pre-commit hook script to automatically bump Cargo.toml version based on commit message.
This script parses the commit message for version bump keywords and uses cargo set-version
to update the version in Cargo.toml accordingly.
Supported keywords:
- "major" or "breaking": Bump major version (1.0.0 -> 2.0.0)
- "minor" or "feature": Bump minor version (1.0.0 -> 1.1.0)
- "patch" or "fix" or "bugfix": Bump patch version (1.0.0 -> 1.0.1)
Usage: python scripts/bump-version.py <commit_message_file>
"""
import sys
import re
import subprocess
import os
from pathlib import Path
def get_current_version():
"""Get the current version from Cargo.toml."""
try:
result = subprocess.run(
["cargo", "metadata", "--format-version", "1", "--no-deps"],
capture_output=True,
text=True,
check=True
)
# Parse the JSON output to get version
import json
metadata = json.loads(result.stdout)
return metadata["packages"][0]["version"]
except (subprocess.CalledProcessError, json.JSONDecodeError, KeyError) as e:
print(f"Error getting current version: {e}", file=sys.stderr)
return None
def bump_version(current_version, bump_type):
"""Calculate the new version based on bump type."""
try:
major, minor, patch = map(int, current_version.split('.'))
if bump_type == "major":
return f"{major + 1}.0.0"
elif bump_type == "minor":
return f"{major}.{minor + 1}.0"
elif bump_type == "patch":
return f"{major}.{minor}.{patch + 1}"
else:
return None
except ValueError:
print(f"Invalid version format: {current_version}", file=sys.stderr)
return None
def set_version(new_version):
"""Set the new version using cargo set-version."""
try:
result = subprocess.run(
["cargo", "set-version", new_version],
capture_output=True,
text=True,
check=True
)
print(f"Successfully bumped version to {new_version}")
return True
except subprocess.CalledProcessError as e:
print(f"Error setting version: {e}", file=sys.stderr)
print(f"stdout: {e.stdout}", file=sys.stderr)
print(f"stderr: {e.stderr}", file=sys.stderr)
return False
def parse_commit_message(commit_message_file):
"""Parse the commit message file for version bump keywords."""
try:
with open(commit_message_file, 'r', encoding='utf-8') as f:
message = f.read().lower()
except FileNotFoundError:
print(f"Commit message file not found: {commit_message_file}", file=sys.stderr)
return None
except Exception as e:
print(f"Error reading commit message: {e}", file=sys.stderr)
return None
# Check for version bump keywords
if re.search(r'\b(major|breaking)\b', message):
return "major"
elif re.search(r'\b(minor|feature)\b', message):
return "minor"
elif re.search(r'\b(patch|fix|bugfix)\b', message):
return "patch"
return None
def main():
if len(sys.argv) != 2:
print("Usage: python scripts/bump-version.py <commit_message_file>", file=sys.stderr)
sys.exit(1)
commit_message_file = sys.argv[1]
# Parse commit message for version bump type
bump_type = parse_commit_message(commit_message_file)
if not bump_type:
print("No version bump keywords found in commit message")
sys.exit(0)
print(f"Found version bump type: {bump_type}")
# Get current version
current_version = get_current_version()
if not current_version:
print("Failed to get current version", file=sys.stderr)
sys.exit(1)
print(f"Current version: {current_version}")
# Calculate new version
new_version = bump_version(current_version, bump_type)
if not new_version:
print("Failed to calculate new version", file=sys.stderr)
sys.exit(1)
print(f"New version: {new_version}")
# Set the new version
if set_version(new_version):
print("Version bump completed successfully")
sys.exit(0)
else:
print("Version bump failed", file=sys.stderr)
sys.exit(1)
if __name__ == "__main__":
main()