Function cmdsForExistingRemote

pkg/cmd/pr/checkout/checkout.go:170–202

(remote *cliContext.Remote, pr *api.PullRequest, opts *CheckoutOptions)

}

func cmdsForExistingRemote(remote *cliContext.Remote, pr *api.PullRequest, opts *CheckoutOptions) [][]string {
	var cmds [][]string
	remoteBranch := fmt.Sprintf("%s/%s", remote.Name, pr.HeadRefName)

	refSpec := fmt.Sprintf("+refs/heads/%s", pr.HeadRefName)
	if !opts.Detach {
		refSpec += fmt.Sprintf(":refs/remotes/%s", remoteBranch)
	}

	cmds = append(cmds, []string{"fetch", remote.Name, refSpec, "--no-tags"})

	localBranch := pr.HeadRefName
	if opts.BranchName != "" {
		localBranch = opts.BranchName
	}

	switch {
	case opts.Detach:
		cmds = append(cmds, []string{"checkout", "--detach", "FETCH_HEAD"})
	case localBranchExists(opts.GitClient, localBranch):
		cmds = append(cmds, []string{"checkout", localBranch})
		if opts.Force {
			cmds = append(cmds, []string{"reset", "--hard", fmt.Sprintf("refs/remotes/%s", remoteBranch)})
		} else {
			// TODO: check if non-fast-forward and suggest to use `--force`
			cmds = append(cmds, []string{"merge", "--ff-only", fmt.Sprintf("refs/remotes/%s", remoteBranch)})
		}
	default:
		cmds = append(cmds, []string{"checkout", "-b", localBranch, "--track", remoteBranch})
	}

	return cmds
}

func cmdsForMissingRemote(pr *api.PullRequest, baseURLOrName, repoHost, defaultBranch, protocol string, opts *CheckoutOptions) [][]string {
	var cmds [][]string