module Params
  class Boolean < Param
    def value=(value)
      super
      @value = typecast(@value)
    end

    private

    def typecast(value)
      case value
        when '0', 'false', 'f', false
          false
        when '1', 'true', 't', true
          true
        else
          value
      end
    end
  end
end