Use sum directly

Author: grzegorz-jakubiak

lib/skunk/cli/commands/status_reporter.rb

@@ -54,11 +54,11 @@ def sorted_modules
       end
 
       def total_stink_score
-        @total_stink_score ||= non_test_modules.map(&:stink_score).inject(0.0, :+)
+        @total_stink_score ||= non_test_modules.sum(&:stink_score)
       end
 
       def total_churn_times_cost
-        non_test_modules.map(&:churn_times_cost).sum
+        non_test_modules.sum(&:churn_times_cost)
       end
 
       def stink_score_average

lib/skunk/rubycritic/analysed_modules_collection.rb

@@ -8,7 +8,7 @@ class AnalysedModulesCollection
     def stink_score_average
       num_modules = @modules.size
       if num_modules.positive?
-        map(&:stink_score).reduce(:+) / num_modules.to_f
+        sum(&:stink_score) / num_modules.to_f
       else
         0.0
       end