pry_gist.rb

class Object
  def self.yaml_tag url
    Psych.add_tag(url, self)
  end

  # FIXME: rename this to "to_yaml" when syck is removed

  ###
  # call-seq: to_yaml(options = {})
  #
  # Convert an object to YAML.  See Psych.dump for more information on the
  # available +options+.
  def psych_to_yaml options = {}
    Psych.dump self, options
  end
  remove_method :to_yaml rescue nil
  alias :to_yaml :psych_to_yaml
end