1 files changed, 36 insertions, 0 deletions
diff --git a/lib/gitlab/git/lfs_changes.rb b/lib/gitlab/git/lfs_changes.rb
new file mode 100644
index 00000000000..2749e2e69e2
--- /dev/null
+++ b/lib/gitlab/git/lfs_changes.rb
@@ -0,0 +1,36 @@
+module Gitlab
+  module Git
+    class LfsChanges
+      def initialize(repository, newrev)
+        @repository = repository
+        @newrev = newrev
+      end
+
+      def new_pointers(object_limit: nil, not_in: nil)
+        @new_pointers ||= begin
+          object_ids = new_objects(not_in: not_in)
+          object_ids = object_ids.take(object_limit) if object_limit
+
+          Gitlab::Git::Blob.batch_lfs_pointers(@repository, object_ids)
+        end
+      end
+
+      def all_pointers
+        object_ids = rev_list.all_objects(require_path: true)
+
+        Gitlab::Git::Blob.batch_lfs_pointers(@repository, object_ids)
+      end
+
+      private
+
+      def new_objects(not_in:)
+        rev_list.new_objects(require_path: true, lazy: true, not_in: not_in)
+      end
+
+      def rev_list
+        ::Gitlab::Git::RevList.new(path_to_repo: @repository.path_to_repo,
+                                   newrev: @newrev)
+      end
+    end
+  end
+end