lib/td/helpers.rb in td-0.11.9 vs lib/td/helpers.rb in td-0.11.10

@@ -1,15 +1,10 @@
 module TreasureData
   module Helpers
     module_function
 
     def format_with_delimiter(number, delimiter = ',')
-      num = number.to_s
-      if formatted = num.gsub!(/(\d)(?=(?:\d{3})+(?!\d))/, "\\1#{delimiter}")
-        formatted
-      else
-        num
-      end
+      number.to_s.gsub(/(\d)(?=(?:\d{3})+(?!\d))/, "\\1#{delimiter}")
     end
 
     def home_directory
       on_windows? ? ENV['USERPROFILE'].gsub("\\","/") : ENV['HOME']
     end