basic_object.rb

module Hanami
  module Utils
    # BasicObject
    #
    # @since 0.3.5
    class BasicObject < ::BasicObject
      # Return the class for debugging purposes.
      #
      # @since 0.3.5
      #
      # @see http://ruby-doc.org/core/Object.html#method-i-class
      def class
        (class << self; self; end).superclass
      end

      # Bare minimum inspect for debugging purposes.
      #
      # @return [String] the inspect string
      #
      # @since 0.3.5
      #
      # @see http://ruby-doc.org/core/Object.html#method-i-inspect
      #
      # rubocop:disable Style/FormatString
      # rubocop:disable Style/FormatStringToken
      def inspect
        "#<#{self.class}:#{'0x0000%x' % (__id__ << 1)}#{__inspect}>"
      end
      # rubocop:enable Style/FormatStringToken
      # rubocop:enable Style/FormatString

      # Alias for __id__
      #
      # @return [Fixnum] the object id
      #
      # @since 0.9.0
      #
      # @see http://ruby-doc.org/core/Object.html#method-i-object_id
      def object_id
        __id__
      end

      # Interface for pp
      #
      # @param printer [PP] the Pretty Printable printer
      # @return [String] the pretty-printable inspection of the object
      #
      # @since 0.9.0
      #
      # @see https://ruby-doc.org/stdlib/libdoc/pp/rdoc/PP.html
      def pretty_print(printer)
        printer.text(inspect)
      end

      # Returns true if responds to the given method.
      #
      # @return [TrueClass,FalseClass] the result of the check
      #
      # @since 0.3.5
      #
      # @see http://ruby-doc.org/core-2.2.1/Object.html#method-i-respond_to-3F
      def respond_to?(method_name, include_all = false)
        respond_to_missing?(method_name, include_all)
      end

      private

      # Must be overridden by descendants
      #
      # @since 0.3.5
      # @api private
      def respond_to_missing?(_method_name, _include_all)
        ::Kernel.raise ::NotImplementedError
      end

      # @since 0.3.5
      # @api private
      def __inspect
      end
    end
  end
end