require "mountapi/schema/base"

module Mountapi
  module Schema
    # Schema implementation for Boolean type
    class Boolean
      include Base

      # @param [Object] value
      #
      # cast value to boolean
      # it must be either true or false (string or boolean)
      def cast(value)
        word = value.to_s
        raise_cast_error(value) unless %w(true false).include?(word)
        word == "true"
      end
    end
  end
end