Function closePromotedChannelReleasePrs

packages/bumpy/src/commands/ci.ts:877–921

* Close lingering channel release PRs whose cycles were promoted: once a channel's * bump files are pending on this branch (via a promotion or graduation merge), the * source channel's own release PR is obsolete — merging it would re-publish a cycle * that's already moving to its next stage. A fr

(
  rootDir: string,
  config: BumpyConfig,
  bumpFiles: BumpFile[],
  /** The channel whose release PR is being maintained right now (never close our own) */
  currentChannel?: ResolvedChannel,
)

 * later push in that window would kill the release PR of a newly restarted cycle.
 */
async function closePromotedChannelReleasePrs(
  rootDir: string,
  config: BumpyConfig,
  bumpFiles: BumpFile[],
  /** The channel whose release PR is being maintained right now (never close our own) */
  currentChannel?: ResolvedChannel,
): Promise<void> {
  const arrived = detectArrivedChannelFiles(rootDir, config);
  const promoted = [...new Set(bumpFiles.map((bf) => bf.channel))].filter(
    (name): name is string => name != null && name !== currentChannel?.name && arrived.has(name),
  );
  if (promoted.length === 0) return;

  const channels = resolveChannels(config);
  for (const name of promoted) {
    const channel = channels.get(name);
    if (!channel) continue;
    const pr = tryRunArgs(
      ['gh', 'pr', 'list', '--head', channel.versionPr.branch, '--json', 'number', '--jq', '.[0].number'],
      { cwd: rootDir },
    );
    if (!pr) continue;
    const validPr = validatePrNumber(pr);
    log.step(`Closing release PR #${validPr} — the "${name}" cycle's changes are pending here now...`);
    try {
      await withPatToken(() =>
        runArgsAsync(
          [
            'gh',
            'pr',
            'close',
            validPr,
            '--comment',
            `Closing — the \`${name}\` cycle's bump files were promoted and are now pending a release here. ` +
              `A new release PR will be created automatically if more changes land on \`${channel.branch}\`.`,
          ],
          { cwd: rootDir },
        ),
      );
      log.success(`🐸 Closed obsolete release PR #${validPr}`);
    } catch (e) {
      log.warn(`  Failed to close release PR #${validPr}: ${e}`);
    }
  }
}

// ---- channel (prerelease) release flow ----