How to tell if a class uses a Trait

StackOverflow https://stackoverflow.com/questions/3091947

문제

If I have a Trait that some classes use but not others, how can I test an object to see if it is an instance of a class that uses that Trait? What I want is something like isMemberOf: or isKindOf: but for Traits.

도움이 되었습니까?

해결책

myInstance class traitCompositionIncludes: MyTraitClass

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