Look at an object's ancestors with Module's ancestors method, which returns a list of both classes and modules : ancestors « Reflection « Ruby

1. Ruby
2. Reflection
3. ancestors

Look at an object's ancestors with Module's ancestors method, which returns a list of both classes and modules

myString = "asdf"

p myString.class.ancestors # => [String, Enumerable, Comparable, Object, Kernel]
p String.ancestors # => [String, Enumerable, Comparable, Object, Kernel]

 

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