Add no-op metriks middleware

lib/qless/middleware/metriks.rb

@@ -0,0 +1,39 @@
+# Encoding: utf-8
+
+# This middleware is now a no-op because
+# the metriks dependency breaks builds.
+
+module Qless
+  module Middleware
+    module Metriks
+
+      # Tracks the time jobs take, grouping the timings by the job class.
+      module TimeJobsByClass
+        def around_perform(job)
+          super
+        end
+      end
+
+      # Increments a counter each time an instance of a particular job class
+      # completes.
+      #
+      # Usage:
+      #
+      # Qless::Worker.class_eval do
+      #   include Qless::Middleware::CountEvents.new(
+      #     SomeJobClass => "event_name",
+      #     SomeOtherJobClass => "some_other_event"
+      #   )
+      # end
+      class CountEvents < Module
+        def initialize(class_to_event_map)
+          module_eval do # eval the block within the module instance
+            define_method :around_perform do |job|
+              super(job)
+            end
+          end
+        end
+      end
+    end
+  end
+end