[PATCH v5 04/11] for-each-ref: add '--points-at' option
From: Karthik Nayak <hidden>
Date: 2016-06-15 23:05:30
Subsystem:
documentation, the rest · Maintainers:
Jonathan Corbet, Linus Torvalds
Add the '--points-at' option provided by 'ref-filter'. The option lets the user to pick only refs which point to a particular commit. Add documentation and tests for the same. Based-on-patch-by: Jeff King [off-list ref] Mentored-by: Christian Couder [off-list ref] Mentored-by: Matthieu Moy [off-list ref] Signed-off-by: Karthik Nayak <redacted> --- Documentation/git-for-each-ref.txt | 3 +++ builtin/for-each-ref.c | 9 +++++++-- t/t6301-for-each-ref-filter.sh | 20 ++++++++++++++++++++ 3 files changed, 30 insertions(+), 2 deletions(-)
diff --git a/Documentation/git-for-each-ref.txt b/Documentation/git-for-each-ref.txt
index 7f8d9a5..0ede41d 100644
--- a/Documentation/git-for-each-ref.txt
+++ b/Documentation/git-for-each-ref.txt@@ -10,6 +10,7 @@ SYNOPSIS [verse] 'git for-each-ref' [--count=<count>] [--shell|--perl|--python|--tcl] [(--sort=<key>)...] [--format=<format>] [<pattern>...] + [--points-at <object>] DESCRIPTION -----------
@@ -62,6 +63,8 @@ OPTIONS the specified host language. This is meant to produce a scriptlet that can directly be `eval`ed. +--points-at <object>:: + Only list refs pointing to the given object. FIELD NAMES -----------
diff --git a/builtin/for-each-ref.c b/builtin/for-each-ref.c
index 7919206..46f9b05 100644
--- a/builtin/for-each-ref.c
+++ b/builtin/for-each-ref.c@@ -7,6 +7,7 @@ static char const * const for_each_ref_usage[] = { N_("git for-each-ref [<options>] [<pattern>]"), + N_("git for-each-ref [--points-at <object>]"), NULL };
@@ -34,9 +35,15 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix) OPT_STRING( 0 , "format", &format, N_("format"), N_("format to use for the output")), OPT_CALLBACK(0 , "sort", sorting_tail, N_("key"), N_("field name to sort on"), &parse_opt_ref_sorting), + OPT_CALLBACK(0, "points-at", &filter.points_at, + N_("object"), N_("print only refs pointing to the given object"), + parse_opt_object_name), OPT_END(), }; + memset(&array, 0, sizeof(array)); + memset(&filter, 0, sizeof(filter)); + parse_options(argc, argv, prefix, opts, for_each_ref_usage, 0); if (maxcount < 0) { error("invalid --count argument: `%d'", maxcount);
@@ -55,8 +62,6 @@ int cmd_for_each_ref(int argc, const char **argv, const char *prefix) /* for warn_ambiguous_refs */ git_config(git_default_config, NULL); - memset(&array, 0, sizeof(array)); - memset(&filter, 0, sizeof(filter)); filter.name_patterns = argv; filter_refs(&array, &filter, FILTER_REFS_ALL | FILTER_REFS_INCLUDE_BROKEN); ref_array_sort(sorting, &array);
diff --git a/t/t6301-for-each-ref-filter.sh b/t/t6301-for-each-ref-filter.sh
index b1fa8d4..7269a66 100755
--- a/t/t6301-for-each-ref-filter.sh
+++ b/t/t6301-for-each-ref-filter.sh@@ -16,4 +16,24 @@ test_expect_success 'setup some history and refs' ' git update-ref refs/odd/spot master ' +test_expect_success 'filtering with --points-at' ' + cat >expect <<-\EOF && + refs/heads/master + refs/odd/spot + refs/tags/three + EOF + git for-each-ref --format="%(refname)" --points-at=master >actual && + test_cmp expect actual +' + +test_expect_success 'check signed tags with --points-at' ' + cat >expect <<-\EOF && + refs/heads/side + refs/tags/four + refs/tags/signed-tag four + EOF + git for-each-ref --format="%(refname) %(*subject)" --points-at=side >actual && + test_cmp expect actual +' + test_done
--
2.4.4