class Async::Node

def description
	@object_name ||= "#{self.class}:#{format '%#018x', object_id}#{@transient ? ' transient' : nil}"
	
	if annotation = self.annotation
		"#{@object_name} #{annotation}"
	elsif line = self.backtrace(0, 1)&.first
		"#{@object_name} #{line}"
	else
		@object_name
	end
end