CachedHashCode
trait CachedHashCode
Mixin for case classes that compute their hashcode once, and then cache it. Only good if the case class is immutable, and its contents are also immutable "all the way down".
class Object
trait Matchable
class Any
Mixin for case classes that compute their hashcode once, and then cache it. Only good if the case class is immutable, and its contents are also immutable "all the way down".