diff options
Diffstat (limited to 'compiler/src/dotty/tools/dotc/core/Types.scala')
| -rw-r--r-- | compiler/src/dotty/tools/dotc/core/Types.scala | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/compiler/src/dotty/tools/dotc/core/Types.scala b/compiler/src/dotty/tools/dotc/core/Types.scala index 546473b68..b8f81f1bb 100644 --- a/compiler/src/dotty/tools/dotc/core/Types.scala +++ b/compiler/src/dotty/tools/dotc/core/Types.scala @@ -1274,10 +1274,14 @@ object Types { def underlying(implicit ctx: Context): Type /** The closest supertype of this type. This is the same as `underlying`, - * except for TypeRefs where the upper bound is returned, and HKApplys, - * where the upper bound of the constructor is re-applied to the arguments. + * except that + * - instead of a TyperBounds type it returns its upper bound, and + * - for HKApplys it returns the upper bound of the constructor re-applied to the arguments. */ - def superType(implicit ctx: Context): Type = underlying + def superType(implicit ctx: Context): Type = underlying match { + case TypeBounds(_, hi) => hi + case st => st + } } // Every type has to inherit one of the following four abstract type classes., @@ -1766,11 +1770,6 @@ object Types { type ThisType = TypeRef override def underlying(implicit ctx: Context): Type = info - - override def superType(implicit ctx: Context): Type = info match { - case TypeBounds(_, hi) => hi - case _ => info - } } final class TermRefWithSignature(prefix: Type, name: TermName, override val sig: Signature) extends TermRef(prefix, name) { |