#!/usr/bin/env node
const fs = require('fs');
const path = require('path');
function sanitizeAscii(input) {
if (!input) return '';
return String(input).replace(/[^\x20-\x7E]/g, '').trim();
}
function readJson(filePath) {
return JSON.parse(fs.readFileSync(filePath, 'utf8'));
}
function writeJson(filePath, data) {
fs.writeFileSync(filePath, JSON.stringify(data, null, 2) + '\n');
}
function bumpVersion(version, bumpType) {
const parts = String(version).split('.').map(Number);
if (parts.length !== 3 || parts.some(Number.isNaN)) {
throw new Error(`Invalid version: ${version}`);
}
const [major, minor, patch] = parts;
switch (bumpType) {
case 'major':
return `${major + 1}.0.0`;
case 'minor':
return `${major}.${minor + 1}.0`;
case 'patch':
return `${major}.${minor}.${patch + 1}`;
default:
throw new Error(`Unknown bump type: ${bumpType}`);
}
}
function updateChangelog(changelogPath, newVersion, date, prTitle, prNumber) {
const header = '# Changelog\n\nAll notable changes to this project will be documented in this file.\n\n';
let content = '';
if (fs.existsSync(changelogPath)) {
content = fs.readFileSync(changelogPath, 'utf8');
} else {
content = header;
}
const safeTitle = sanitizeAscii(prTitle) || 'Update';
const prLine = prNumber ? `- PR #${prNumber}: ${safeTitle}` : `- ${safeTitle}`;
const entry = `## ${newVersion} - ${date}\n${prLine}\n\n`;
const firstSectionIndex = content.indexOf('\n## ');
if (firstSectionIndex === -1) {
if (!content.startsWith('# Changelog')) {
content = header;
}
content = content.trimEnd() + '\n\n' + entry;
} else {
content = content.slice(0, firstSectionIndex + 1) + entry + content.slice(firstSectionIndex + 1);
}
fs.writeFileSync(changelogPath, content);
}
function main() {
const bumpType = process.argv[2] || 'patch';
const prTitle = process.argv[3] || '';
const prNumber = process.argv[4] || '';
const root = process.cwd();
const pkgPath = path.join(root, 'package.json');
const lockPath = path.join(root, 'package-lock.json');
const changelogPath = path.join(root, 'CHANGELOG.md');
const pkg = readJson(pkgPath);
const newVersion = bumpVersion(pkg.version, bumpType);
pkg.version = newVersion;
writeJson(pkgPath, pkg);
if (fs.existsSync(lockPath)) {
const lock = readJson(lockPath);
lock.version = newVersion;
if (lock.packages && lock.packages['']) {
lock.packages[''].version = newVersion;
}
writeJson(lockPath, lock);
}
const date = new Date().toISOString().slice(0, 10);
updateChangelog(changelogPath, newVersion, date, prTitle, prNumber);
console.log(`Bumped version to ${newVersion}`);
}
if (require.main === module) {
try {
main();
} catch (error) {
console.error(error.message);
process.exit(1);
}
}
