From: Jano Svitok <jan.svitok@...>
Date: 2008-03-20T22:30:34+09:00
Subject: Re: how to get inherited class names ?

On Thu, Mar 20, 2008 at 1:39 PM, Pokkai Dokkai <bad_good_lion@yahoo.com> wrote:
> how to get all inherited class names ?

# Class helper functions
class Class

	# Iterates over all subclasses (direct and indirect)
	def each_subclass
		ObjectSpace.each_object(Class) { | candidate |
			yield candidate if candidate < self
		}
	end

	# Returns an Array of subclasses (direct and indirect)
	def subclasses
		ret = []
		each_subclass {|c| ret << c}
		ret
	end

	# Returns an Array of direct subclasses
	def direct_subclasses
		ret = []
		each_subclass {|c| ret << c if c.superclass == self }
		ret
	end
end