Created
February 10, 2015 06:43
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singleton_class in ruby
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| class B;end | |
| class A < B;end | |
| module C;end | |
| module D;end | |
| A.include C | |
| C.include D | |
| # A.ancestors | |
| # => [A, C, B, Object, Kernel, BasicObject] | |
| # A.singleton_class.ancestors | |
| # => [#<Class:A>, #<Class:B>, #<Class:Object>, #<Class:BasicObject>, Class, Module, Object, Kernel, BasicObject] | |
| # C.ancestors | |
| # => [C, D] | |
| # C.singleton_class.ancestors | |
| # => [#<Class:C>, Module, Object, Kernel, BasicObject] |
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