Contents

module Stages
  class Count < Stage    
    def input
      result = Hash.new{ |h, k| h[k] = 0 }
      while v = source.run
        result[v] += 1
      end
      result.empty? ? nil : result
    end
  end
end

Version data entries

11 entries across 11 versions & 1 rubygems

Version	Path
stages-0.2.7	lib/stages/count.rb
stages-0.2.6	lib/stages/count.rb
stages-0.2.5	lib/stages/count.rb
stages-0.2.4	lib/stages/count.rb
stages-0.2.3	lib/stages/count.rb
stages-0.2.2	lib/stages/count.rb
stages-0.2.1	lib/stages/count.rb
stages-0.2.0	lib/stages/count.rb
stages-0.1.2	lib/stages/count.rb
stages-0.1.1	lib/stages/count.rb
stages-0.1.0	lib/stages/count.rb