Monkey patching Buildr's Mapper class to avoid resource filtering of binary file s

monkey_patch_mapper.rb

module Buildr
  class Filter
    class Mapper

      alias_method :transform_old, :transform

      BINARY_FILES = [ '*.png', '*.gif' ]

      def is_binary?(content, path)
        BINARY_FILES.any? { |glob| File.fnmatch(glob, path) }
      end

      def transform(content, path = nil)
        return content if is_binary?(content, path)
        transform_old(content, path)
      end
    end
  end
end