The preceding commit has added a new object filter for git-rev-list(1)
which allows to filter objects by type. Implement the equivalent filter
for packfile bitmaps so that we can answer these queries fast.
Signed-off-by: Patrick Steinhardt <ps@xxxxxx>
---
pack-bitmap.c | 28 +++++++++++++++++++++++++---
t/t6113-rev-list-bitmap-filters.sh | 25 ++++++++++++++++++++++++-
2 files changed, 49 insertions(+), 4 deletions(-)
diff --git a/pack-bitmap.c b/pack-bitmap.c
index 1f69b5fa85..196d38c91d 100644
--- a/pack-bitmap.c
+++ b/pack-bitmap.c
@@ -779,9 +779,6 @@ static void filter_bitmap_exclude_type(struct bitmap_index *bitmap_git,
eword_t mask;
uint32_t i;
- if (type != OBJ_BLOB && type != OBJ_TREE)
- BUG("filter_bitmap_exclude_type: unsupported type '%d'", type);
-
/*
* The non-bitmap version of this filter never removes
* objects which the other side specifically asked for,
@@ -911,6 +908,23 @@ static void filter_bitmap_tree_depth(struct bitmap_index *bitmap_git,
OBJ_BLOB);
}
+static void filter_bitmap_object_type(struct bitmap_index *bitmap_git,
+ struct object_list *tip_objects,
+ struct bitmap *to_filter,
+ enum object_type object_type)
+{
+ enum object_type t;
+
+ if (object_type < OBJ_COMMIT || object_type > OBJ_TAG)
+ BUG("filter_bitmap_object_type given invalid object");
+
+ for (t = OBJ_COMMIT; t <= OBJ_TAG; t++) {
+ if (t == object_type)
+ continue;
+ filter_bitmap_exclude_type(bitmap_git, tip_objects, to_filter, t);
+ }
+}
+
static int filter_bitmap(struct bitmap_index *bitmap_git,
struct object_list *tip_objects,
struct bitmap *to_filter,
@@ -943,6 +957,14 @@ static int filter_bitmap(struct bitmap_index *bitmap_git,
return 0;
}
+ if (filter->choice == LOFC_OBJECT_TYPE) {
+ if (bitmap_git)
+ filter_bitmap_object_type(bitmap_git, tip_objects,
+ to_filter,
+ filter->object_type);
+ return 0;
+ }
+
/* filter choice not handled */
return -1;
}
diff --git a/t/t6113-rev-list-bitmap-filters.sh b/t/t6113-rev-list-bitmap-filters.sh
index 3f889949ca..fb66735ac8 100755
--- a/t/t6113-rev-list-bitmap-filters.sh
+++ b/t/t6113-rev-list-bitmap-filters.sh
@@ -10,7 +10,8 @@ test_expect_success 'set up bitmapped repo' '
test_commit much-larger-blob-one &&
git repack -adb &&
test_commit two &&
- test_commit much-larger-blob-two
+ test_commit much-larger-blob-two &&
+ git tag tag
'
test_expect_success 'filters fallback to non-bitmap traversal' '
@@ -75,4 +76,26 @@ test_expect_success 'tree:1 filter' '
test_cmp expect actual
'
+test_expect_success 'object:type filter' '
+ git rev-list --objects --filter=object:type=tag tag >expect &&
+ git rev-list --use-bitmap-index \
+ --objects --filter=object:type=tag tag >actual &&
+ test_cmp expect actual &&
+
+ git rev-list --objects --filter=object:type=commit tag >expect &&
+ git rev-list --use-bitmap-index \
+ --objects --filter=object:type=commit tag >actual &&
+ test_bitmap_traversal expect actual &&
+
+ git rev-list --objects --filter=object:type=tree tag >expect &&
+ git rev-list --use-bitmap-index \
+ --objects --filter=object:type=tree tag >actual &&
+ test_bitmap_traversal expect actual &&
+
+ git rev-list --objects --filter=object:type=blob tag >expect &&
+ git rev-list --use-bitmap-index \
+ --objects --filter=object:type=blob tag >actual &&
+ test_bitmap_traversal expect actual
+'
+
test_done
--
2.30.2
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