diff options
Diffstat (limited to 'src/reflect/scala/reflect/internal/Symbols.scala')
| -rw-r--r-- | src/reflect/scala/reflect/internal/Symbols.scala | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/src/reflect/scala/reflect/internal/Symbols.scala b/src/reflect/scala/reflect/internal/Symbols.scala index 63a69e2797..c4fc450a78 100644 --- a/src/reflect/scala/reflect/internal/Symbols.scala +++ b/src/reflect/scala/reflect/internal/Symbols.scala @@ -79,9 +79,14 @@ trait Symbols extends api.Symbols { self: SymbolTable => def symbolOf[T: WeakTypeTag]: TypeSymbol = weakTypeOf[T].typeSymbolDirect.asType - abstract class SymbolContextApiImpl extends SymbolContextApi { + abstract class SymbolContextApiImpl extends SymbolApi { this: Symbol => + def isFreeTerm: Boolean = false + def asFreeTerm: FreeTermSymbol = throw new ScalaReflectionException(s"$this is not a free term") + def isFreeType: Boolean = false + def asFreeType: FreeTypeSymbol = throw new ScalaReflectionException(s"$this is not a free type") + def isExistential: Boolean = this.isExistentiallyBound def isParamWithDefault: Boolean = this.hasDefault // `isByNameParam` is only true for a call-by-name parameter of a *method*, @@ -115,6 +120,7 @@ trait Symbols extends api.Symbols { self: SymbolTable => def baseClasses = info.baseClasses def module = sourceModule def thisPrefix: Type = thisType + def superPrefix(supertpe: Type): Type = SuperType(thisType, supertpe) // automatic full initialization on access to info from reflection API is a double-edged sword // on the one hand, it's convenient so that the users don't have to deal with initialization themselves before printing out stuff @@ -3366,11 +3372,16 @@ trait Symbols extends api.Symbols { self: SymbolTable => def origin: String } class FreeTermSymbol(name0: TermName, value0: => Any, val origin: String) extends TermSymbol(NoSymbol, NoPosition, name0) with FreeSymbol with FreeTermSymbolApi { + final override def isFreeTerm = true + final override def asFreeTerm = this def value = value0 } implicit val FreeTermSymbolTag = ClassTag[FreeTermSymbol](classOf[FreeTermSymbol]) - class FreeTypeSymbol(name0: TypeName, val origin: String) extends TypeSkolem(NoSymbol, NoPosition, name0, NoSymbol) with FreeSymbol with FreeTypeSymbolApi + class FreeTypeSymbol(name0: TypeName, val origin: String) extends TypeSkolem(NoSymbol, NoPosition, name0, NoSymbol) with FreeSymbol with FreeTypeSymbolApi { + final override def isFreeType = true + final override def asFreeType = this + } implicit val FreeTypeSymbolTag = ClassTag[FreeTypeSymbol](classOf[FreeTypeSymbol]) /** An object representing a missing symbol */ |