Re: [PATCH v2 08/10] ref-filter: add support for %(upstream:track,nobracket)

> Add support for %(upstream:track,nobracket) which will print the
> tracking information without the brackets (i.e. "ahead N, behind M").
>
> Add test and documentation for the same.
> ---
>  Documentation/git-for-each-ref.txt |  6 ++++--
>  ref-filter.c                       | 28 +++++++++++++++++++++++-----
>  t/t6300-for-each-ref.sh            |  9 +++++++++
>  3 files changed, 36 insertions(+), 7 deletions(-)
>
> diff --git a/Documentation/git-for-each-ref.txt b/Documentation/git-for-each-ref.txt
> index c713ec0..a38cbf6 100644
> --- a/Documentation/git-for-each-ref.txt
> +++ b/Documentation/git-for-each-ref.txt
> @@ -114,8 +114,10 @@ upstream::
>  	`refname` above.  Additionally respects `:track` to show
>  	"[ahead N, behind M]" and `:trackshort` to show the terse
>  	version: ">" (ahead), "<" (behind), "<>" (ahead and behind),
> -	or "=" (in sync).  Has no effect if the ref does not have
> -	tracking information associated with it.
> +	or "=" (in sync).  Append `:track,nobracket` to show tracking
> +	information without brackets (i.e "ahead N, behind M").  Has
> +	no effect if the ref does not have tracking information
> +	associated with it.
>  
>  push::
>  	The name of a local ref which represents the `@{push}` location
> diff --git a/ref-filter.c b/ref-filter.c
> index 6a38089..6044eb0 100644
> --- a/ref-filter.c
> +++ b/ref-filter.c
> @@ -1112,27 +1112,45 @@ static void populate_value(struct ref_array_item *ref)
>  			if (!strcmp(formatp, "short"))
>  				refname = shorten_unambiguous_ref(refname,
>  						      warn_ambiguous_refs);
> -			else if (!strcmp(formatp, "track") &&
> +			else if (skip_prefix(formatp, "track", &valp) &&
> +				 strcmp(formatp, "trackshort") &&
>  				 (starts_with(name, "upstream") ||
>  				  starts_with(name, "push"))) {
>  				char buf[40];
> +				unsigned int nobracket = 0;
> +
> +				if (!strcmp(valp, ",nobracket"))
> +					nobracket = 1;
>  
>  				if (stat_tracking_info(branch, &num_ours,
>  						       &num_theirs, NULL)) {
> -					v->s = "[gone]";
> +					if (nobracket)
> +						v->s = "gone";
> +					else
> +						v->s = "[gone]";
>  					continue;
>  				}
>  
>  				if (!num_ours && !num_theirs)
>  					v->s = "";
>  				else if (!num_ours) {
> -					sprintf(buf, "[behind %d]", num_theirs);
> +					if (nobracket)
> +						sprintf(buf, "behind %d", num_theirs);
> +					else
> +						sprintf(buf, "[behind %d]", num_theirs);
>  					v->s = xstrdup(buf);
>  				} else if (!num_theirs) {
> -					sprintf(buf, "[ahead %d]", num_ours);
> +					if (nobracket)
> +						sprintf(buf, "ahead %d", num_ours);
> +					else
> +						sprintf(buf, "[ahead %d]", num_ours);
>  					v->s = xstrdup(buf);
>  				} else {
> -					sprintf(buf, "[ahead %d, behind %d]",
> +					if (nobracket)
> +						sprintf(buf, "ahead %d, behind %d",
> +							num_ours, num_theirs);
> +					else
> +						sprintf(buf, "[ahead %d, behind %d]",
>  						num_ours, num_theirs);
>  					v->s = xstrdup(buf);
>  				}
> diff --git a/t/t6300-for-each-ref.sh b/t/t6300-for-each-ref.sh
> index 4f620bf..7ab8bf8 100755
> --- a/t/t6300-for-each-ref.sh
> +++ b/t/t6300-for-each-ref.sh
> @@ -344,6 +344,15 @@ test_expect_success 'Check upstream:track format' '
>  '
>  
>  cat >expected <<EOF
> +ahead 1
> +EOF
> +
> +test_expect_success 'Check upstream:track,nobracket format' '
> +	git for-each-ref --format="%(upstream:track,nobracket)" refs/heads >actual &&
> +	test_cmp expected actual
> +'
> +
> +cat >expected <<EOF
>  >
>  EOF