From 3a6f3aea9292d590d81d318622a9fbd7c599089d Mon Sep 17 00:00:00 2001 From: Eugene Burmako Date: Fri, 30 Nov 2012 07:46:33 +0100 Subject: SI-6338 fixes the unchecked warning in quick.comp All those months when I thought it was yet another spurious error in the new pattern matcher... --- src/compiler/scala/tools/nsc/interpreter/TypeStrings.scala | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'src') 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)) -- cgit v1.2.3