address Luka's feedback

typelevel · Oct 18, 2019 · 0243ef2 · 0243ef2
1 parent e9ca028
commit 0243ef2
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/core/src/main/scala/cats/Bifoldable.scala b/core/src/main/scala/cats/Bifoldable.scala
@@ -26,8 +26,10 @@ import simulacrum.typeclass
       val G = ev
     }
 
-  def bifold[A, B](fab: F[A, B])(implicit A: Monoid[A], B: Monoid[B], C: Monoid[(A, B)]): (A, B) =
+  def bifold[A, B](fab: F[A, B])(implicit A: Monoid[A], B: Monoid[B]): (A, B) = {
+    import cats.instances.tuple._ 
     bifoldMap(fab)((_, B.empty), (A.empty, _))
+  }
 }
 
 private[cats] trait ComposedBifoldable[F[_, _], G[_, _]] extends Bifoldable[λ[(α, β) => F[G[α, β], G[α, β]]]] {