feat(git-node): add release promotion step (#835)

Co-authored-by: Shelley Vohr <shelley.vohr@gmail.com>

components/git/release.js

@@ -1,14 +1,31 @@
+import auth from '../../lib/auth.js';
 import CLI from '../../lib/cli.js';
 import ReleasePreparation from '../../lib/prepare_release.js';
+import ReleasePromotion from '../../lib/promote_release.js';
+import TeamInfo from '../../lib/team_info.js';
+import Request from '../../lib/request.js';
 import { runPromise } from '../../lib/run.js';
 
-export const command = 'release [newVersion|options]';
+export const command = 'release [prid|options]';
 export const describe = 'Manage an in-progress release or start a new one.';
 
 const PREPARE = 'prepare';
 const PROMOTE = 'promote';
+const RELEASERS = 'releasers';
 
 const releaseOptions = {
+  filterLabel: {
+    describe: 'Labels separated by "," to filter security PRs',
+    type: 'string'
+  },
+  'gpg-sign': {
+    describe: 'GPG-sign commits, will be passed to the git process',
+    alias: 'S'
+  },
+  newVersion: {
+    describe: 'Version number of the release to be prepared',
+    type: 'string'
+  },
   prepare: {
     describe: 'Prepare a new release of Node.js',
     type: 'boolean'
@@ -21,14 +38,16 @@ const releaseOptions = {
     describe: 'Default relase date when --prepare is used. It must be YYYY-MM-DD',
     type: 'string'
   },
+  run: {
+    describe: 'Run steps that involve touching more than the local clone, ' +
+           'including `git push` commands. Might not work if a passphrase ' +
+           'required to push to the remote clone.',
+    type: 'boolean'
+  },
   security: {
     describe: 'Demarcate the new security release as a security release',
     type: 'boolean'
   },
-  filterLabel: {
-    describe: 'Labels separated by "," to filter security PRs',
-    type: 'string'
-  },
   skipBranchDiff: {
     describe: 'Skips the initial branch-diff check when preparing releases',
     type: 'boolean'
@@ -49,11 +68,16 @@ let yargsInstance;
 export function builder(yargs) {
   yargsInstance = yargs;
   return yargs
-    .options(releaseOptions).positional('newVersion', {
-      describe: 'Version number of the release to be prepared or promoted'
+    .options(releaseOptions).positional('prid', {
+      describe: 'PR number or URL of the release proposal to be promoted',
+      type: 'string'
     })
-    .example('git node release --prepare 1.2.3',
-      'Prepare a release of Node.js tagged v1.2.3')
+    .example('git node release --prepare --security',
+      'Prepare a new security release of Node.js with auto-determined version')
+    .example('git node release --prepare --newVersion=1.2.3',
+      'Prepare a new release of Node.js tagged v1.2.3')
+    .example('git node release --promote 12345',
+      'Promote a prepared release of Node.js with PR #12345')
     .example('git node --prepare --startLTS',
       'Prepare the first LTS release');
 }
@@ -88,17 +112,21 @@ function release(state, argv) {
 }
 
 async function main(state, argv, cli, dir) {
+  const prID = /^(?:https:\/\/github\.com\/nodejs\/node\/pull\/)?(\d+)$/.exec(argv.prid);
+  if (prID) {
+    argv.prid = Number(prID[1]);
+  }
   if (state === PREPARE) {
-    const prep = new ReleasePreparation(argv, cli, dir);
+    const release = new ReleasePreparation(argv, cli, dir);
 
-    await prep.prepareLocalBranch();
+    await release.prepareLocalBranch();
 
-    if (prep.warnForWrongBranch()) return;
+    if (release.warnForWrongBranch()) return;
 
     // If the new version was automatically calculated, confirm it.
     if (!argv.newVersion) {
       const create = await cli.prompt(
-        `Create release with new version ${prep.newVersion}?`,
+        `Create release with new version ${release.newVersion}?`,
         { defaultAnswer: true });
 
       if (!create) {
@@ -107,8 +135,30 @@ async function main(state, argv, cli, dir) {
       }
     }
 
-    return prep.prepare();
+    return release.prepare();
   } else if (state === PROMOTE) {
-    // TODO(codebytere): implement release promotion.
+    const credentials = await auth({ github: true });
+    const request = new Request(credentials);
+    const release = new ReleasePromotion(argv, request, cli, dir);
+
+    cli.startSpinner('Verifying Releaser status');
+    const info = new TeamInfo(cli, request, 'nodejs', RELEASERS);
+
+    const releasers = await info.getMembers();
+    if (release.username === undefined) {
+      cli.stopSpinner('Failed to verify Releaser status');
+      cli.info(
+        'Username was undefined - do you have your .ncurc set up correctly?');
+      return;
+    } else if (releasers.every(r => r.login !== release.username)) {
+      cli.stopSpinner(`${release.username} is not a Releaser`, 'failed');
+      if (!argv.dryRun) {
+        throw new Error('aborted');
+      }
+    } else {
+      cli.stopSpinner(`${release.username} is a Releaser`);
+    }
+
+    return release.promote();
   }
 }