PP::PPMethods#pp

# File tmp/rubies/ruby-4.1.0-preview1/lib/pp.rb, line 200
def pp(obj)
  # If obj is a Delegator then use the object being delegated to for cycle
  # detection
  obj = obj.__getobj__ if defined?(::Delegator) and ::Delegator === obj

  if check_inspect_key(obj)
    group {obj.pretty_print_cycle self}
    return
  end

  guard_inspect(obj) do
    group do
      obj.pretty_print self
    rescue NoMethodError
      text Kernel.instance_method(:inspect).bind_call(obj)
    end
  end
end