Fix compatibility problem

typelevel · Feb 1, 2025 · b02647f · b02647f
1 parent 44b076d
commit b02647f
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/core/src/main/scala/cats/data/NonEmptySeq.scala b/core/src/main/scala/cats/data/NonEmptySeq.scala
@@ -241,7 +241,7 @@ final class NonEmptySeq[+A] private (val toSeq: Seq[A]) extends AnyVal with NonE
   override def distinctBy[B](f: A => B)(implicit O: Order[B]): NonEmptySeq[A] = {
     implicit val ord: Ordering[B] = O.toOrdering
 
-    if (toSeq.sizeIs == 1) this
+    if (toSeq.lengthCompare(1) == 0) this
     else {
       val bldr = Seq.newBuilder[A]
       val seen = mutable.TreeSet.empty[B]

diff --git a/core/src/main/scala/cats/data/NonEmptyVector.scala b/core/src/main/scala/cats/data/NonEmptyVector.scala
@@ -251,7 +251,7 @@ final class NonEmptyVector[+A] private (val toVector: Vector[A])
   override def distinctBy[B](f: A => B)(implicit O: Order[B]): NonEmptyVector[A] = {
     implicit val ord: Ordering[B] = O.toOrdering
 
-    if (toVector.sizeIs == 1) this
+    if (toVector.lengthCompare(1) == 0) this
     else {
       val bldr = Vector.newBuilder[A]
       val seen = mutable.TreeSet.empty[B]