Function gitOutput

pkg/worktree/worktree.go:404–416

gitOutput runs a git command in dir and returns its trimmed stdout.

(ctx context.Context, dir string, args ...string)

// gitOutput runs a git command in dir and returns its trimmed stdout.
func gitOutput(ctx context.Context, dir string, args ...string) (string, error) {
	cmd := exec.CommandContext(ctx, "git", append([]string{"-C", dir}, args...)...)
	var stdout, stderr bytes.Buffer
	cmd.Stdout = &stdout
	cmd.Stderr = &stderr
	if err := cmd.Run(); err != nil {
		if msg := strings.TrimSpace(stderr.String()); msg != "" {
			return "", fmt.Errorf("%w: %s", err, msg)
		}
		return "", err
	}
	return strings.TrimSpace(stdout.String()), nil
}

// gh runs a GitHub CLI command in dir, surfacing its stderr on failure.
func gh(ctx context.Context, dir string, args ...string) error {