allSupertypes
Platform and version requirements: JVM (1.1) 
val KClass<*>.allSupertypes: Collection<KType>
All supertypes of this class, including indirect ones, in no particular order. There is not more than one type in the returned collection that has any given classifier.
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Licensed under the Apache License, Version 2.0.
    https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.reflect.full/all-supertypes.html