Fix scala3 warning

spotify · Jan 3, 2024 · 27c1fb2 · 27c1fb2
1 parent 5a8439f
commit 27c1fb2
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Showing 2 changed files with 11 additions and 2 deletions.
diff --git a/build.sbt b/build.sbt
@@ -225,7 +225,9 @@ val commonSettings = Seq(
         "-Yretain-trees",
         // tolerate some nested macro expansion
         "-Xmax-inlines",
-        "64"
+        "64",
+        // silence warnings. dotty doesn't have unused-imports category nor origin support yet
+        "-Wconf:msg=unused import:s"
       )
     case Some((2, 13)) =>
       Seq(

diff --git a/scalacheck/src/test/scala/magnolify/scalacheck/TestCogen.scala b/scalacheck/src/test/scala/magnolify/scalacheck/TestCogen.scala
@@ -22,14 +22,21 @@ import magnolify.test.ADT.*
 import magnolify.test.JavaEnums
 import magnolify.test.Simple.*
 import org.scalacheck.Cogen
+import org.scalacheck.rng.Seed
 
 import java.net.URI
 
 object TestCogen {
   // enum
   implicit lazy val coJavaEnum: Cogen[JavaEnums.Color] = Cogen(_.ordinal().toLong)
   implicit lazy val coScalaEnums: Cogen[ScalaEnums.Color.Type] = Cogen(_.id.toLong)
-  implicit def coUnsafeEnum[T: Cogen]: Cogen[UnsafeEnum[T]] = Cogen.gen[UnsafeEnum[T]]
+  implicit def coUnsafeEnum[T: Cogen]: Cogen[UnsafeEnum[T]] =
+    Cogen { (seed: Seed, value: UnsafeEnum[T]) =>
+      value match {
+        case UnsafeEnum.Known(v)   => Cogen[T].perturb(seed, v)
+        case UnsafeEnum.Unknown(v) => Cogen[String].perturb(seed, v)
+      }
+    }
 
   // ADT
   implicit lazy val coNode: Cogen[Node] = Cogen.gen[Node]