From 112e922acdce5d2b1a102be95c211abcb5c0b59d Mon Sep 17 00:00:00 2001
From: Eugene Burmako <xeno.by@gmail.com>
Date: Wed, 3 Oct 2012 23:31:28 +0200
Subject: upgrades showRaw

Fixes the stuff that was irritating, when I was preparing examples
for reflection documentation.

Has zero impact at stability of scalac, because showRaw isn't used anywhere
in the compiler unless invoked explicitly.
---
 src/reflect/scala/reflect/internal/Printers.scala | 47 ++++++++++++++---------
 1 file changed, 29 insertions(+), 18 deletions(-)

diff --git a/src/reflect/scala/reflect/internal/Printers.scala b/src/reflect/scala/reflect/internal/Printers.scala
index fb165ab50f..fd5a7cf88b 100644
--- a/src/reflect/scala/reflect/internal/Printers.scala
+++ b/src/reflect/scala/reflect/internal/Printers.scala
@@ -534,17 +534,16 @@ trait Printers extends api.Printers { self: SymbolTable =>
 
       depth += 1
       args foreach {
+        case expr: Expr[_] =>
+          print("Expr")
+          if (printTypes) print(expr.staticType)
+          print("(")
+          print(expr.tree)
+          print(")")
         case EmptyTree =>
           print("EmptyTree")
         case emptyValDef: AnyRef if emptyValDef eq self.emptyValDef =>
           print("emptyValDef")
-        case Literal(Constant(value)) =>
-          def print(s: String) = this.print("Literal(Constant(" + s + "))")
-          value match {
-            case s: String => print("\"" + s + "\"")
-            case null => print(null)
-            case _ => print(value.toString)
-          }
         case tree: Tree =>
           val hasSymbol = tree.hasSymbol && tree.symbol != NoSymbol
           val isError = hasSymbol && tree.symbol.name.toString == nme.ERROR.toString
@@ -568,6 +567,12 @@ trait Printers extends api.Printers { self: SymbolTable =>
                 } else {
                   print(name)
                 }
+              case Constant(s: String) =>
+                print("Constant(\"" + s + "\")")
+              case Constant(null) =>
+                print("Constant(null)")
+              case Constant(value) =>
+                print("Constant(" + value + ")")
               case arg =>
                 print(arg)
             },
@@ -582,14 +587,18 @@ trait Printers extends api.Printers { self: SymbolTable =>
           if (printIds) print("#", sym.id)
           if (printKinds) print("#", sym.abbreviatedKindString)
           if (printMirrors) print("%M", footnotes.put[scala.reflect.api.Mirror[_]](mirrorThatLoaded(sym)))
-        case NoType =>
-          print("NoType")
-        case NoPrefix =>
-          print("NoPrefix")
+        case tag: TypeTag[_] =>
+          print("TypeTag(", tag.tpe, ")")
+        case tag: WeakTypeTag[_] =>
+          print("WeakTypeTag(", tag.tpe, ")")
         case tpe: Type =>
           val defer = printTypesInFootnotes && !printingFootnotes
           if (defer) print("[", footnotes.put(tpe), "]")
-          else printProduct(tpe.asInstanceOf[Product])
+          else tpe match {
+            case NoType => print("NoType")
+            case NoPrefix => print("NoPrefix")
+            case _ => printProduct(tpe.asInstanceOf[Product])
+          }
         case mods: Modifiers =>
           print("Modifiers(")
           if (mods.flags != NoFlags || mods.privateWithin != tpnme.EMPTY || mods.annotations.nonEmpty) print(show(mods.flags))
@@ -598,6 +607,9 @@ trait Printers extends api.Printers { self: SymbolTable =>
           print(")")
         case name: Name =>
           print(show(name))
+        case scope: Scope =>
+          print("Scope")
+          printIterable(scope.toList)
         case list: List[_] =>
           print("List")
           printIterable(list)
@@ -645,16 +657,15 @@ trait Printers extends api.Printers { self: SymbolTable =>
   }
 
   def show(name: Name): String = name match {
+    case tpnme.WILDCARD => "tpnme.WILDCARD"
     case tpnme.EMPTY => "tpnme.EMPTY"
-    case tpnme.ROOT => "tpnme.ROOT"
+    case tpnme.ERROR => "tpnme.ERROR"
     case tpnme.PACKAGE => "tpnme.PACKAGE"
-    case tpnme.EMPTY_PACKAGE_NAME => "tpnme.EMPTY_PACKAGE_NAME"
-    case tpnme.WILDCARD => "tpnme.WILDCARD"
+    case tpnme.WILDCARD_STAR => "tpnme.WILDCARD_STAR"
+    case nme.WILDCARD => "nme.WILDCARD"
     case nme.EMPTY => "nme.EMPTY"
-    case nme.ROOT => "nme.ROOT"
+    case nme.ERROR => "tpnme.ERROR"
     case nme.PACKAGE => "nme.PACKAGE"
-    case nme.EMPTY_PACKAGE_NAME => "nme.EMPTY_PACKAGE_NAME"
-    case nme.WILDCARD => "nme.WILDCARD"
     case nme.CONSTRUCTOR => "nme.CONSTRUCTOR"
     case nme.ROOTPKG => "nme.ROOTPKG"
     case _ =>
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