Method createBranch

worktree.go:204–230

(opts *CheckoutOptions)

}

func (w *Worktree) createBranch(opts *CheckoutOptions) error {
	if err := opts.Branch.Validate(); err != nil {
		return err
	}

	_, err := w.r.Storer.Reference(opts.Branch)
	if err == nil {
		return fmt.Errorf("a branch named %q already exists", opts.Branch)
	}

	if err != plumbing.ErrReferenceNotFound {
		return err
	}

	if opts.Hash.IsZero() {
		ref, err := w.r.Head()
		if err != nil {
			return err
		}

		opts.Hash = ref.Hash()
	}

	return w.r.Storer.SetReference(
		plumbing.NewHashReference(opts.Branch, opts.Hash),
	)
}

func (w *Worktree) getCommitFromCheckoutOptions(opts *CheckoutOptions) (plumbing.Hash, error) {
	hash := opts.Hash