union/union4 library

Classes

Union4<A, B, C, D>

A Union4 holds one of four values, either an instance of A, B, C or D, never more than one.

Union4A<A, B, C, D>

Union4B<A, B, C, D>

Union4C<A, B, C, D>

Union4D<A, B, C, D>