diff options
Diffstat (limited to 'core/shared/src/main/scala/magnolia.scala')
| -rw-r--r-- | core/shared/src/main/scala/magnolia.scala | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/core/shared/src/main/scala/magnolia.scala b/core/shared/src/main/scala/magnolia.scala index 00cf5ec..3cfda3d 100644 --- a/core/shared/src/main/scala/magnolia.scala +++ b/core/shared/src/main/scala/magnolia.scala @@ -202,7 +202,8 @@ object Magnolia { val headParamList = { val primaryConstructor = classType map (_.primaryConstructor) - val optList: Option[List[c.universe.Symbol]] = primaryConstructor flatMap (_.typeSignature.paramLists.headOption) + val optList: Option[List[c.universe.Symbol]] = + primaryConstructor flatMap (_.asMethod.typeSignature.paramLists.headOption) optList.map(_.map(_.asTerm)) } @@ -256,10 +257,11 @@ object Magnolia { val preAssignments = caseParams.map(_.typeclass) - val defaults = headParamList.filterNot(_ => isValueClass) map { plist => + val defaults = headParamList map { plist => // note: This causes the namer/typer to generate the synthetic default methods by forcing // the typeSignature of the "default" factory method to be visited. // It feels like it shouldn't be needed, but we'll get errors otherwise (as discovered after 6 hours debugging) + val companionSym = companionRef.symbol.asModule.info val primaryFactoryMethod = companionSym.decl(TermName("apply")).alternatives.lastOption primaryFactoryMethod.foreach(_.asMethod.typeSignature) |