Nel

Single class library with non empty list inside

importcom.evolutiongaming.nel.Nel
scala>Nel(1, 2)
res0: com.evolutiongaming.nel.Nel[Int] =Nel(1, 2)

Setup

resolvers +=Resolver.bintrayRepo("evolutiongaming", "maven")
libraryDependencies +="com.evolutiongaming"%%"nel"%"1.3.4"