Re: [PATCH v3 1/3] completion: add 'symbolic-ref'

[Junio C Hamano <gitster@pobox.com>]

Roland Hieber <rhi@pengutronix.de> writes:

> Even 'symbolic-ref' is only completed when
> GIT_COMPLETION_SHOW_ALL_COMMANDS=1 is set, it currently defaults to
> completing file names, which is not very helpful. Add a simple
> completion function which completes options and refs.
>
> Signed-off-by: Roland Hieber <rhi@pengutronix.de>
> ---
> PATCH v3:
>  - make use of __gitcomp_builtin instead of hard-coded options, and add
>    a test for it (thanks to Patrick Steinhardt)

Nice.

>  - add empty line between test cases (thanks to Patrick Steinhardt)
>
> PATCH v2: https://lore.kernel.org/git/20240424215019.268208-1-rhi@pengutronix.de
>  - no changes
>
> PATCH v1: https://lore.kernel.org/git/20240424210549.256256-1-rhi@pengutronix.de/
> ---
>  contrib/completion/git-completion.bash | 11 +++++++++++
>  t/t9902-completion.sh                  | 23 +++++++++++++++++++++++
>  2 files changed, 34 insertions(+)
>
> diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
> index 75193ded4bde..4d63fb6eeaf7 100644
> --- a/contrib/completion/git-completion.bash
> +++ b/contrib/completion/git-completion.bash
> @@ -3581,6 +3581,17 @@ _git_svn ()
>  	fi
>  }
>  
> +_git_symbolic_ref () {
> +	case "$cur" in
> +	--*)
> +		__gitcomp_builtin symbolic-ref
> +		return
> +		;;
> +	esac
> +
> +	__git_complete_refs
> +}
> +
>  _git_tag ()
>  {
>  	local i c="$__git_cmd_idx" f=0
> diff --git a/t/t9902-completion.sh b/t/t9902-completion.sh
> index 569cf2310434..963f865f27ed 100755
> --- a/t/t9902-completion.sh
> +++ b/t/t9902-completion.sh
> @@ -2518,6 +2518,29 @@ test_expect_success 'complete tree filename with metacharacters' '
>  	EOF
>  '
>  
> +test_expect_success 'symbolic-ref completes builtin options' '
> +	test_completion "git symbolic-ref --d" <<-\EOF
> +	--delete Z
> +	EOF
> +'
> +
> +test_expect_success 'symbolic-ref completes short ref names' '
> +	test_completion "git symbolic-ref foo m" <<-\EOF
> +	main Z
> +	mybranch Z
> +	mytag Z
> +	EOF
> +'
> +
> +test_expect_success 'symbolic-ref completes full ref names' '
> +	test_completion "git symbolic-ref foo refs/" <<-\EOF
> +	refs/heads/main Z
> +	refs/heads/mybranch Z
> +	refs/tags/mytag Z
> +	refs/tags/A Z
> +	EOF
> +'
> +
>  test_expect_success PERL 'send-email' '
>  	test_completion "git send-email --cov" <<-\EOF &&
>  	--cover-from-description=Z