Method pruneStale

lib/worktree.ts:249–273

Remove worktrees from previous runs that weren't cleaned up.

()

  /** Remove worktrees from previous runs that weren't cleaned up. */
  pruneStale(): void {
    try {
      git(['worktree', 'prune'], this.repoRoot, true);

      const worktreeBase = path.join(this.repoRoot, '.gstack-worktrees');
      if (!fs.existsSync(worktreeBase)) return;

      for (const entry of fs.readdirSync(worktreeBase)) {
        // Don't prune our own run
        if (entry === this.runId) continue;

        const entryPath = path.join(worktreeBase, entry);
        try {
          // Skip recent worktrees (< 1 hour old) to avoid killing
          // worktrees from concurrent test runs still in progress
          const stat = fs.statSync(entryPath);
          const ageMs = Date.now() - stat.mtimeMs;
          if (ageMs < 3600_000) continue;
          fs.rmSync(entryPath, { recursive: true, force: true });
        } catch { /* non-fatal */ }
      }
    } catch {
      process.stderr.write('  WORKTREE: prune failed (non-fatal)\n');
    }
  }

  /** Print harvest report summary. */
  printReport(): void {