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Diffstat (limited to 'src')
-rw-r--r-- | src/compiler/scala/tools/nsc/interpreter/TypeStrings.scala | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/compiler/scala/tools/nsc/interpreter/TypeStrings.scala b/src/compiler/scala/tools/nsc/interpreter/TypeStrings.scala index 6abb52a649..60399f53bf 100644 --- a/src/compiler/scala/tools/nsc/interpreter/TypeStrings.scala +++ b/src/compiler/scala/tools/nsc/interpreter/TypeStrings.scala @@ -212,7 +212,11 @@ trait TypeStrings { } private def tparamString[T: ru.TypeTag] : String = { - def typeArguments: List[ru.Type] = ru.typeOf[T] match { case ru.TypeRef(_, _, args) => args; case _ => Nil } + def typeArguments: List[ru.Type] = { + import ru.TypeRefTag // otherwise the pattern match will be unchecked + // because TypeRef is an abstract type + ru.typeOf[T] match { case ru.TypeRef(_, _, args) => args; case _ => Nil } + } // [Eugene to Paul] need to use not the `rootMirror`, but a mirror with the REPL's classloader // how do I get to it? acquiring context classloader seems unreliable because of multithreading def typeVariables: List[java.lang.Class[_]] = typeArguments map (targ => ru.rootMirror.runtimeClass(targ)) |