1 files changed, 30 insertions, 0 deletions
diff --git a/lib/gitlab/experimentation/experiment.rb b/lib/gitlab/experimentation/experiment.rb
new file mode 100644
index 00000000000..bacbaa6949c
--- /dev/null
+++ b/lib/gitlab/experimentation/experiment.rb
@@ -0,0 +1,30 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module Experimentation
+    class Experiment
+      attr_reader :tracking_category, :use_backwards_compatible_subject_index
+
+      def initialize(key, **params)
+        @tracking_category = params[:tracking_category]
+        @use_backwards_compatible_subject_index = params[:use_backwards_compatible_subject_index]
+
+        @experiment_percentage = Feature.get(:"#{key}_experiment_percentage").percentage_of_time_value # rubocop:disable Gitlab/AvoidFeatureGet
+      end
+
+      def enabled?
+        ::Gitlab.dev_env_or_com? && experiment_percentage > 0
+      end
+
+      def enabled_for_index?(index)
+        return false if index.blank?
+
+        index <= experiment_percentage
+      end
+
+      private
+
+      attr_reader :experiment_percentage
+    end
+  end
+end