[PATCH 09/15] submodule--helper init: respect submodule groups

[Stefan Beller <sbeller@google.com>]

Signed-off-by: Stefan Beller <sbeller@google.com>
---
 builtin/submodule--helper.c  | 19 +++++++++++++++++--
 t/t7413-submodule--helper.sh | 15 +++++++++++++++
 2 files changed, 32 insertions(+), 2 deletions(-)

diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index adb6188..29a345e 100644
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -405,6 +405,7 @@ static int module_init(int argc, const char **argv, const char *prefix)
 {
 	struct pathspec pathspec;
 	struct module_list list = MODULE_LIST_INIT;
+	struct string_list *group = NULL;
 	int quiet = 0;
 	int i;
 
@@ -427,8 +428,22 @@ static int module_init(int argc, const char **argv, const char *prefix)
 	if (module_list_compute(argc, argv, prefix, &pathspec, &list) < 0)
 		return 1;
 
-	for (i = 0; i < list.nr; i++)
-		init_submodule(list.entries[i]->name, prefix, quiet);
+	if (!pathspec.nr)
+		group = string_list_duplicate(
+			git_config_get_value_multi("submodule.defaultGroup"), 1);
+	if (group) {
+		gitmodules_config();
+		for (i = 0; i < list.nr; i++) {
+			const struct submodule *sub =
+				submodule_from_path(null_sha1,
+						    list.entries[i]->name);
+			if (submodule_in_group(group, sub))
+				init_submodule(list.entries[i]->name, prefix, quiet);
+		}
+		string_list_clear(group, 1);
+	} else
+		for (i = 0; i < list.nr; i++)
+			init_submodule(list.entries[i]->name, prefix, quiet);
 
 	return 0;
 }
diff --git a/t/t7413-submodule--helper.sh b/t/t7413-submodule--helper.sh
index 1b5d135..ef12c63 100755
--- a/t/t7413-submodule--helper.sh
+++ b/t/t7413-submodule--helper.sh
@@ -175,4 +175,19 @@ test_expect_success 'submodule sync respects groups' '
 	)
 '
 
+test_expect_success 'submodule--helper init respects groups' '
+	(
+		cd super_clone &&
+		git submodule deinit . &&
+		git config --add submodule.defaultGroup *bit1 &&
+		git config --add submodule.defaultGroup ./sub0 &&
+		git submodule init &&
+		git config --unset-all submodule.defaultGroup &&
+		test "$(git config submodule.sub0.url)" = "$suburl" &&
+		test "$(git config submodule.sub1.url)" = "$suburl" &&
+		test_must_fail git config submodule.sub2.url &&
+		test "$(git config submodule.sub3.url)" = "$suburl"
+	)
+'
+
 test_done
-- 
2.8.0.41.g8d9aeb3