Add latest changes from gitlab-org/gitlab@master

1 files changed, 34 insertions, 0 deletions

diff --git a/lib/gitlab/checks/snippet_check.rb b/lib/gitlab/checks/snippet_check.rb
new file mode 100644
index 00000000000..26dd772764a
--- /dev/null
+++ b/lib/gitlab/checks/snippet_check.rb
@@ -0,0 +1,34 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module Checks
+    class SnippetCheck < BaseChecker
+      ERROR_MESSAGES = {
+        create_delete_branch: 'You can not create or delete branches.'
+      }.freeze
+
+      ATTRIBUTES = %i[oldrev newrev ref branch_name tag_name logger].freeze
+      attr_reader(*ATTRIBUTES)
+
+      def initialize(change, logger:)
+        @oldrev, @newrev, @ref = change.values_at(:oldrev, :newrev, :ref)
+        @branch_name = Gitlab::Git.branch_name(@ref)
+        @tag_name = Gitlab::Git.tag_name(@ref)
+
+        @logger = logger
+        @logger.append_message("Running checks for ref: #{@branch_name || @tag_name}")
+      end
+
+      def exec
+        if creation? || deletion?
+          raise GitAccess::UnauthorizedError, ERROR_MESSAGES[:create_delete_branch]
+        end
+
+        # TODO: https://gitlab.com/gitlab-org/gitlab/issues/205628
+        # Check operation will not result in more than one file in the repository
+
+        true
+      end
+    end
+  end
+end