Fixing filtering function for Scala 2.12.x

profunktor · May 9, 2020 · 0d0d3af · 0d0d3af
1 parent 89c0e47
commit 0d0d3af
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/modules/core/src/main/scala/dev/profunktor/redis4cats/hlist.scala b/modules/core/src/main/scala/dev/profunktor/redis4cats/hlist.scala
@@ -47,9 +47,9 @@ object hlist {
       def filterUnit[R <: HList](implicit w: Filter.Aux[T, R]): R = {
         def go(ys: HList, res: HList): HList =
           ys match {
-            case HNil                   => res
-            case HCons(h, t) if h == () => go(t, res)
-            case HCons(h, t)            => go(t, h :: res)
+            case HNil                                => res
+            case HCons(h, t) if h.isInstanceOf[Unit] => go(t, res)
+            case HCons(h, t)                         => go(t, h :: res)
           }
         go(t, HNil).reverse.asInstanceOf[w.R]
       }