Fixed pretty printing of typeof/delete/void expressions. Put spaces around binary operations and ...

src/prettyprinter.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 352 matching lines @@
 
 
 void PrettyPrinter::VisitCallRuntime(CallRuntime* node) {
   Print("%%");
   PrintLiteral(node->name(), false);
   PrintArguments(node->arguments());
 }
 
 
 void PrettyPrinter::VisitUnaryOperation(UnaryOperation* node) {
-  Print("(%s", Token::String(node->op()));
+  Token::Value op = node->op();
+  bool needsSpace =
+      op == Token::DELETE || op == Token::TYPEOF || op == Token::VOID;
+  Print("(%s%s", Token::String(op), needsSpace ? " " : "");
   Visit(node->expression());
   Print(")");
 }
 
 
 void PrettyPrinter::VisitCountOperation(CountOperation* node) {
   Print("(");
   if (node->is_prefix()) Print("%s", Token::String(node->op()));
   Visit(node->expression());
   if (node->is_postfix()) Print("%s", Token::String(node->op()));
   Print(")");
 }
 
 
 void PrettyPrinter::VisitBinaryOperation(BinaryOperation* node) {
   Print("(");
   Visit(node->left());
-  Print("%s", Token::String(node->op()));
+  Print(" %s ", Token::String(node->op()));
   Visit(node->right());
   Print(")");
 }
 
 
 void PrettyPrinter::VisitCompareOperation(CompareOperation* node) {
   Print("(");
   Visit(node->left());
-  Print("%s", Token::String(node->op()));
+  Print(" %s ", Token::String(node->op()));
   Visit(node->right());
   Print(")");
 }
 
 
 void PrettyPrinter::VisitCompareToNull(CompareToNull* node) {
   Print("(");
   Visit(node->expression());
   Print("%s null)", Token::String(node->op()));
 }
@@ skipping 1070 matching lines @@
     AddAttribute("mode", Variable::Mode2String(decl->mode()));
   }
   Visit(decl->proxy());
   if (decl->fun() != NULL) Visit(decl->fun());
 }
 
 
 #endif  // DEBUG
 
 } }  // namespace v8::internal