Release script

scripts/release.js

@@ -0,0 +1,99 @@
+#!/usr/bin/env node
+// Minimal safe release script.
+// Usage: node scripts/release.js [major|minor|patch|<version>]
+const { execSync } = require("child_process");
+const fs = require("fs");
+const path = require("path");
+
+const root = path.resolve(__dirname, "..");
+const pkgPath = path.join(root, "package.json");
+
+function run(cmd, opts = {}) {
+  return execSync(cmd, { stdio: "inherit", cwd: root, ...opts });
+}
+function runOutput(cmd) {
+  return execSync(cmd, { cwd: root }).toString().trim();
+}
+function bumpSemver(current, spec) {
+  if (["major","minor","patch"].includes(spec)) {
+    const [maj, min, patch] = current.split(".").map(n=>parseInt(n,10));
+    if (spec==="major") return `${maj+1}.0.0`;
+    if (spec==="minor") return `${maj}.${min+1}.0`;
+    return `${maj}.${min}.${patch+1}`;
+  }
+  if (!/^\d+\.\d+\.\d+$/.test(spec)) throw new Error("Invalid version spec");
+  return spec;
+}
+
+(async () => {
+  const arg = process.argv[2] || "patch";
+  const pkgRaw = fs.readFileSync(pkgPath, "utf8");
+  const pkg = JSON.parse(pkgRaw);
+  const oldVersion = pkg.version;
+  const newVersion = bumpSemver(oldVersion, arg);
+  let committed = false;
+  let tagged = false;
+  let pushedTags = false;
+  try {
+    // refuse to run if there are unstaged/uncommitted changes
+    const status = runOutput("git status --porcelain");
+    if (status) throw new Error("Repository has uncommitted changes; please commit or stash before releasing.");
+
+    console.log("Running tests...");
+    run("npm run test:ci");
+
+    console.log("Building...");
+    run("npm run build");
+
+    // write new version
+    pkg.version = newVersion;
+    fs.writeFileSync(pkgPath, JSON.stringify(pkg, null, 2) + "\n", "utf8");
+    console.log(`Bumped version: ${oldVersion} -> ${newVersion}`);
+
+    // commit
+    run(`git add ${pkgPath}`);
+    run(`git commit -m "chore(release): v${newVersion} - bump from v${oldVersion}"`);
+    committed = true;
+
+    // tag
+    run(`git tag -a v${newVersion} -m "Release v${newVersion}"`);
+    tagged = true;
+
+    // push commit and tags
+    run("git push");
+    run("git push --tags");
+    pushedTags = true;
+
+    // publish
+    console.log("Publishing to npm...");
+    const publishCmd = pkg.name && pkg.name.startsWith("@") ? "npm publish --access public" : "npm publish";
+    run(publishCmd);
+
+    console.log(`Release v${newVersion} succeeded.`);
+    process.exit(0);
+  } catch (err) {
+    console.error("Release failed:", err.message || err);
+    try {
+      // delete local tag
+      if (tagged) {
+        try { run(`git tag -d v${newVersion}`); } catch {}
+        if (pushedTags) {
+          try { run(`git push origin :refs/tags/v${newVersion}`); } catch {}
+        }
+      }
+      // undo commit if made
+      if (committed) {
+        try { run("git reset --hard HEAD~1"); } catch {
+          // fallback: restore package.json content
+          fs.writeFileSync(pkgPath, pkgRaw, "utf8");
+        }
+      } else {
+        // restore package.json
+        fs.writeFileSync(pkgPath, pkgRaw, "utf8");
+      }
+    } catch (rbErr) {
+      console.error("Rollback error:", rbErr.message || rbErr);
+    }
+    process.exit(1);
+  }
+})();