micro feature to rebase

src/cli.js

@@ -95,6 +95,16 @@ export default function getCLI(context) {
  });
 
  if (context.source === 'CLI') {
+ program.command('rebase')
+ .description('Rebase a PR')
+ .addOption(issueOption)
+ .action(async function () {
+ const opts = context.processOptions(this, ['issue', 'repo']);
+ const github = new Github({ context });
+ await github.rebase({ ...opts });
+ });
+ }
+ else if (context.source === 'CLI') {
  program.command('release-label-prs')
  .description('Given a set of PRs, auto-release label them')
  .option('-s, --search <search>', 'extra search string to append using the GitHub mini-language')

src/github.js

@@ -24,7 +24,7 @@ class Github {
  if (!githubToken) {
  const msg = 'GITHUB_TOKEN is not set';
  this.context.logError(msg);
- //this.context.exit(1);
+ this.context.exit(1);
  }
  const throttledOctokit = Octokit.plugin(throttling);
  // eslint-disable-next-line new-cap
@@ -332,7 +332,7 @@ class Github {
  data = await fs.promises.readFile(tomlFilePath, 'utf8');
  } catch (error) {
  console.error('Error reading ./pyproject.toml');
- process.exit(1);
+ this.context.exit(1);
  }
  const parsedData = toml.parse(data);
 
@@ -374,6 +374,14 @@ class Github {
  }
  }
 
+ async rebase({ verbose = false }) {
+ const shellOptions = {
+ verbose, raiseOnError: true, exitOnError: false,
+ };
+ await runShellCommand({ command: 'git pull --rebase origin master', ...shellOptions });
+ await runShellCommand({ command: 'git push', ...shellOptions });
+ }
+
  async searchExistingPRs(branchName) {
  const owner = this.context.repo.split('/')[0];
  const resp = await this.octokit.rest.pulls.list({