diff options
Diffstat (limited to 'src/reflect')
| -rw-r--r-- | src/reflect/scala/reflect/runtime/JavaMirrors.scala | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/src/reflect/scala/reflect/runtime/JavaMirrors.scala b/src/reflect/scala/reflect/runtime/JavaMirrors.scala index 6ae7e6d7eb..b11eda9b7b 100644 --- a/src/reflect/scala/reflect/runtime/JavaMirrors.scala +++ b/src/reflect/scala/reflect/runtime/JavaMirrors.scala @@ -187,6 +187,7 @@ trait JavaMirrors extends internal.SymbolTable with api.JavaUniverse { self: Sym checkMemberOf(mod, symbol) new JavaModuleMirror(instance, mod) } + override def toString = s"instance mirror for $obj" } private class JavaFieldMirror(val receiver: AnyRef, val symbol: TermSymbol) @@ -201,6 +202,32 @@ trait JavaMirrors extends internal.SymbolTable with api.JavaUniverse { self: Sym if (!symbol.isMutable) ErrorSetImmutableField(symbol) jfield.set(receiver, value) } + override def toString = s"field mirror for ${symbol.fullName} (bound to $receiver)" + } + + private def showMethodSig(symbol: MethodSymbol): String = { + var sig = s"${symbol.fullName}" + if (symbol.typeParams.nonEmpty) { + def showTparam(tparam: Symbol) = + tparam.typeSignature match { + case tpe @ TypeBounds(_, _) => s"${tparam.name}$tpe" + case _ => tparam.name + } + def showTparams(tparams: List[Symbol]) = "[" + (tparams map showTparam mkString ", ") + "]" + sig += showTparams(symbol.typeParams) + } + if (symbol.allParams.nonEmpty) { + def showParam(param: Symbol) = s"${param.name}: ${param.typeSignature}" + def showParams(params: List[Symbol]) = { + val s_mods = if (params.nonEmpty && params(0).hasFlag(IMPLICIT)) "implicit " else "" + val s_params = params map showParam mkString ", " + "(" + s_mods + s_params + ")" + } + def showParamss(paramss: List[List[Symbol]]) = paramss map showParams mkString "" + sig += showParamss(symbol.allParams) + } + sig += s": ${symbol.resultType}" + sig } private class JavaMethodMirror(val receiver: AnyRef, val symbol: MethodSymbol) @@ -220,6 +247,7 @@ trait JavaMirrors extends internal.SymbolTable with api.JavaUniverse { self: Sym } else jmeth.invoke(receiver, args.asInstanceOf[Seq[AnyRef]]: _*) + override def toString = s"method mirror for ${showMethodSig(symbol)} (bound to $receiver)" } private class JavaConstructorMirror(val outer: AnyRef, val symbol: MethodSymbol) @@ -236,9 +264,9 @@ trait JavaMirrors extends internal.SymbolTable with api.JavaUniverse { self: Sym else outer +: args.asInstanceOf[Seq[AnyRef]] jconstr.newInstance(effectiveArgs: _*) } + override def toString = s"constructor mirror for ${showMethodSig(symbol)} (bound to $outer)" } - private abstract class JavaTemplateMirror extends TemplateMirror { def outer: AnyRef @@ -256,6 +284,7 @@ trait JavaMirrors extends internal.SymbolTable with api.JavaUniverse { self: Sym case module: ModuleSymbol => Some(new JavaModuleMirror(outer, module)) case _ => None } + override def toString = s"class mirror for ${symbol.fullName} (bound to $outer)" } private class JavaModuleMirror(val outer: AnyRef, val symbol: ModuleSymbol) @@ -270,6 +299,7 @@ trait JavaMirrors extends internal.SymbolTable with api.JavaUniverse { self: Sym case cls: ClassSymbol => Some(new JavaClassMirror(outer, cls)) case _ => None } + override def toString = s"module mirror for ${symbol.fullName} (bound to $outer)" } // -------------------- Java to Scala ----------------------------------- |