1 files changed, 42 insertions, 0 deletions
diff --git a/activejob/lib/active_job/serializers/duration_serializer.rb b/activejob/lib/active_job/serializers/duration_serializer.rb
new file mode 100644
index 0000000000..72b7b9528a
--- /dev/null
+++ b/activejob/lib/active_job/serializers/duration_serializer.rb
@@ -0,0 +1,42 @@
+# frozen_string_literal: true
+
+module ActiveJob
+  module Serializers
+    # Provides methods to serialize and deserialize `ActiveSupport::Duration` (`1.day`, `2.weeks`, ...)
+    class DurationSerializer < ObjectSerializer
+      class << self
+        def serialize(duration)
+          {
+            key => duration.value,
+            parts_key => ::ActiveJob::Serializers.serialize(duration.parts)
+          }
+        end
+
+        def deserialize(hash)
+          value = hash[key]
+          parts = ::ActiveJob::Serializers.deserialize(hash[parts_key])
+
+          klass.new(value, parts)
+        end
+
+        def key
+          "_aj_activesupport_duration"
+        end
+
+        private
+
+        def klass
+          ::ActiveSupport::Duration
+        end
+
+        def keys
+          super.push parts_key
+        end
+
+        def parts_key
+          "parts"
+        end
+      end
+    end
+  end
+end