instance method
descendants
Ruby on Rails 6.0.6
Since v5.2.8.1Signature
descendants()Returns an array with all classes that are < than its receiver.
class C; end
C.descendants # => []
class B < C; end
C.descendants # => [B]
class A < B; end
C.descendants # => [B, A]
class D < C; end
C.descendants # => [B, A, D]
Source
# File activesupport/lib/active_support/core_ext/class/subclasses.rb, line 21
def descendants
descendants = []
ObjectSpace.each_object(singleton_class) do |k|
next if k.singleton_class?
descendants.unshift k unless k == self
end
descendants
end
Defined in activesupport/lib/active_support/core_ext/class/subclasses.rb line 21
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Defined in Class