90 lines
3.0 KiB
JavaScript
90 lines
3.0 KiB
JavaScript
const fs = require('fs');
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const path = require('path');
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const { execSync } = require('child_process');
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const REPO_ROOT = path.resolve(__dirname, '..');
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function ensureDir(dir) {
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if (!fs.existsSync(dir)) fs.mkdirSync(dir, { recursive: true });
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}
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function parseSemver(v) {
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const m = String(v || '').trim().match(/^(\d+)\.(\d+)\.(\d+)$/);
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if (!m) return null;
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return { major: Number(m[1]), minor: Number(m[2]), patch: Number(m[3]) };
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}
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function bumpSemver(base, bump) {
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const v = parseSemver(base);
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if (!v) return null;
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if (bump === 'major') return `${v.major + 1}.0.0`;
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if (bump === 'minor') return `${v.major}.${v.minor + 1}.0`;
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if (bump === 'patch') return `${v.major}.${v.minor}.${v.patch + 1}`;
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return `${v.major}.${v.minor}.${v.patch}`;
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}
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function git(cmd) {
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return execSync(cmd, { cwd: REPO_ROOT, encoding: 'utf8', stdio: ['ignore', 'pipe', 'ignore'] }).trim();
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}
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function getBaseReleaseCommit() {
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try {
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const hash = git('git log -n 1 --pretty=%H --grep="chore(release): prepare v"');
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return hash || null;
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} catch (e) {
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return null;
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}
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}
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function getCommitSubjectsSince(baseCommit) {
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try {
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if (!baseCommit) {
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const out = git('git log -n 30 --pretty=%s');
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return out ? out.split('\n').filter(Boolean) : [];
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}
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const out = git(`git log ${baseCommit}..HEAD --pretty=%s`);
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return out ? out.split('\n').filter(Boolean) : [];
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} catch (e) {
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return [];
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}
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}
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function inferBumpFromSubjects(subjects) {
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const subs = (subjects || []).map(s => String(s));
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const hasBreaking = subs.some(s => /\bBREAKING CHANGE\b/i.test(s) || /^[a-z]+(\(.+\))?!:/.test(s));
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if (hasBreaking) return { bump: 'major', reason: 'breaking change marker in commit subject' };
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const hasFeat = subs.some(s => /^feat(\(.+\))?:/i.test(s));
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if (hasFeat) return { bump: 'minor', reason: 'feature commit detected (feat:)' };
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const hasFix = subs.some(s => /^(fix|perf)(\(.+\))?:/i.test(s));
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if (hasFix) return { bump: 'patch', reason: 'fix/perf commit detected' };
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if (subs.length === 0) return { bump: 'none', reason: 'no commits since base release commit' };
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return { bump: 'patch', reason: 'default to patch for non-breaking changes' };
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}
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function main() {
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const pkgPath = path.join(REPO_ROOT, 'package.json');
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const baseVersion = JSON.parse(fs.readFileSync(pkgPath, 'utf8')).version;
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const baseCommit = getBaseReleaseCommit();
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const subjects = getCommitSubjectsSince(baseCommit);
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const decision = inferBumpFromSubjects(subjects);
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const suggestedVersion = decision.bump === 'none' ? baseVersion : bumpSemver(baseVersion, decision.bump);
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const out = { baseVersion, baseCommit, subjects, decision, suggestedVersion };
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const memDir = path.join(REPO_ROOT, 'memory');
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ensureDir(memDir);
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fs.writeFileSync(path.join(memDir, 'semver_suggestion.json'), JSON.stringify(out, null, 2) + '\n', 'utf8');
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process.stdout.write(JSON.stringify(out, null, 2) + '\n');
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}
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try {
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main();
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} catch (e) {
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process.stderr.write(`${e.message}\n`);
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process.exit(1);
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}
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