lib/image_optim/worker/optipng.rb in image_optim-0.7.3 vs lib/image_optim/worker/optipng.rb in image_optim-0.8.0

@@ -1,27 +1,20 @@
 require 'image_optim/worker'
 
 class ImageOptim
   class Worker
     class Optipng < Worker
-      # Optimization level preset 0..7 (0 is least, 7 is best, defaults to 6)
-      attr_reader :level
+      option(:level, 6, 'Optimization level preset 0 is least, 7 is best'){ |v| OptionHelpers.limit_with_range(v.to_i, 0..7) }
 
-      # Interlace, true - interlace on, false - interlace off, nil - as is in original image (defaults to false)
-      attr_reader :interlace
+      option(:interlace, false, TrueFalseNil, 'Interlace, true - interlace on, false - interlace off, nil - as is in original image') do |v|
+        v && true
+      end
 
       def optimize(src, dst)
         src.copy(dst)
         args = %W[-o#{level} -quiet -- #{dst}]
         args.unshift "-i#{interlace ? 1 : 0}" unless interlace.nil?
         execute(:optipng, *args) && optimized?(src, dst)
-      end
-
-    private
-
-      def parse_options(options)
-        get_option!(options, :level, 6){ |v| limit_with_range(v.to_i, 0..7) }
-        get_option!(options, :interlace, false){ |v| v && true }
       end
     end
   end
 end