How to get the name of a method within itself?

Question

ruby

How to get the name of the method inside a method?

def double(n)
  puts n*n
  # puts имя_метода
end

double(2)

#4
#double

I want to use for debugging. There will be many methods of the same type that are called according to certain logic.

Answer 1

def double(n)
  puts n*n
  puts __callee__
end

double(2)