PolyFunction

Marker trait for polymorphic function types.

This is the only trait that can be refined with a polymorphic method, as long as that method is called apply, e.g.: PolyFunction { def apply[T_1, ..., T_M](x_1: P_1, ..., x_N: P_N): R } This type will be erased to FunctionN.

Source:
PolyFunction.scala
class Object
trait Matchable
class Any