Method runWorktreeStep

internal/tui/app.go:1627–1653

runWorktreeStep runs a worktree setup step asynchronously.

(step WorktreeSpinnerStep, baseDir, worktreePath, branchName string)

// runWorktreeStep runs a worktree setup step asynchronously.
func (a *App) runWorktreeStep(step WorktreeSpinnerStep, baseDir, worktreePath, branchName string) tea.Cmd {
	switch step {
	case SpinnerStepCreateBranch:
		return func() tea.Msg {
			// CreateWorktree handles both branch creation and worktree addition
			if err := git.CreateWorktree(baseDir, worktreePath, branchName); err != nil {
				return worktreeStepResultMsg{step: SpinnerStepCreateBranch, err: err}
			}
			return worktreeStepResultMsg{step: SpinnerStepCreateBranch}
		}

	case SpinnerStepRunSetup:
		setupCmd := a.config.Worktree.Setup
		return func() tea.Msg {
			cmd := exec.Command("sh", "-c", setupCmd)
			cmd.Dir = worktreePath
			if out, err := cmd.CombinedOutput(); err != nil {
				return worktreeStepResultMsg{
					step: SpinnerStepRunSetup,
					err:  fmt.Errorf("%s\n%s", err.Error(), strings.TrimSpace(string(out))),
				}
			}
			return worktreeStepResultMsg{step: SpinnerStepRunSetup}
		}
	}
	return nil
}

// handleWorktreeStepResult handles the result of a worktree setup step.
func (a App) handleWorktreeStepResult(msg worktreeStepResultMsg) (tea.Model, tea.Cmd) {