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Contents
# From: http://snippets.dzone.com/posts/show/2992
module VirtualBox::SubclassListing
def self.included(base)
base.extend ClassMethods
end
module ClassMethods
def subclasses(direct = false)
classes = []
if direct
ObjectSpace.each_object(Class) do |c|
next unless c.superclass == self
classes << c
end
else
ObjectSpace.each_object(Class) do |c|
next unless c.ancestors.include?(self) and (c != self)
classes << c
end
end
classes
end
end
end
Version data entries
31 entries across 31 versions & 3 rubygems