module Codebreaker
  module Helpers
    module Validator
      FORMAT_VALUES = /^[1-6]{4}$/.freeze

      def empty_check?(value)
        value.chomp.empty?
      end

      def format_check?(value)
        value =~ FORMAT_VALUES
      end

      def size_check(value, min_size, max_size)
        value.chomp.size.between?(min_size, max_size)
      end
    end
  end
end