Contents

module Mathy
  module Operations
    class Subtraction < Operation
      def initialize(verification)
        super(verification, "-")
      end

      def calculate(operands)
        operands.inject(0) do |result, x|
          result + x
        end
      end
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
mathy-0.0.1	lib/mathy/operations/subtraction.rb