aboutsummaryrefslogtreecommitdiffhomepage
path: root/lib/ur/option.ur
blob: cb2a6b5751859e6f23c9abf2b32583a308d47d82 (plain)
1
2
3
4
5
6
datatype t = datatype Basis.option

fun isSome [a] x =
    case x of
        None => False
      | Some _ => True