Re: [PATCH v4] branch: introduce --show-current display option

> When called with --show-current, git branch will print the current
> branch name and terminate. Only the actual name gets printed,
> without refs/heads. In detached HEAD state, nothing is output.
>
> Signed-off-by: Daniels Umanovskis <daniels@umanovskis.se>
> ---
> diff --git a/t/t3203-branch-output.sh b/t/t3203-branch-output.sh
> @@ -100,6 +100,49 @@ test_expect_success 'git branch -v pattern does not show branch summaries' '
> +test_expect_success 'git branch `--show-current` works properly when tag exists' '
> +       cat >expect <<-\EOF &&
> +       branch-and-tag-name
> +       EOF
> +       test_when_finished "git branch -D branch-and-tag-name" &&
> +       git checkout -b branch-and-tag-name &&
> +       test_when_finished "git tag -d branch-and-tag-name" &&
> +       git tag branch-and-tag-name &&
> +       git branch --show-current >actual &&
> +       git checkout branch-one &&