Merge pull request #567 from plokhotnyuk/scala3

Add def `rawConstruct(fieldValues: Array[Any]): Type` to reduce allocations and CPU usage

Author: adamw

core/src/main/scala/magnolia1/impl.scala

@@ -62,10 +62,13 @@ object CaseClassDerivation:
         typeAnnotations
       ):
     def construct[PType: ClassTag](makeParam: Param => PType): A =
-      product.fromProduct(Tuple.fromArray(parameters.map(makeParam).to(Array)))
+      product.fromProduct(Tuple.fromIArray(parameters.map(makeParam)))
 
-    def rawConstruct(fieldValues: Seq[Any]): A =
-      product.fromProduct(Tuple.fromArray(fieldValues.to(Array)))
+    override def rawConstruct(fieldValues: Seq[Any]): A =
+      rawConstruct(fieldValues.toArray)
+
+    override def rawConstruct(fieldValues: Array[Any]): A =
+      product.fromProduct(Tuple.fromArray(fieldValues))
 
     def constructEither[Err, PType: ClassTag](
         makeParam: Param => Either[Err, PType]

core/src/main/scala/magnolia1/interface.scala

@@ -3,6 +3,7 @@ package magnolia1
 import magnolia1.CaseClass.getDefaultEvaluatorFromDefaultVal
 
 import scala.annotation.tailrec
+import scala.collection.immutable.ArraySeq
 import scala.reflect.*
 
 case class TypeInfo(
@@ -156,6 +157,7 @@ abstract class CaseClass[Typeclass[_], Type](
       makeParam: Param => Either[Err, PType]
   ): Either[List[Err], Type]
   def rawConstruct(fieldValues: Seq[Any]): Type
+  def rawConstruct(fieldValues: Array[Any]): Type = rawConstruct(ArraySeq.unsafeWrapArray(fieldValues))
 
   def param[P](
       name: String,