TypeConstructorWriters
trait TypeConstructorWriters
Implicits
Implicits
implicit def collectionWriter[T, C[_]](implicit writer: => Writer[T], ev: C[T] <:< Iterable[T]): Writer[C[T]]
implicit def eitherWriter[A, B](implicit aWriter: => Writer[A], bWriter: => Writer[B]): Writer[Either[A, B]]