Further refactoring of declarations in the AST:

src/prettyprinter.cc

 // Copyright 2012 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 43 matching lines @@
   if (!node->is_initializer_block()) Print("{ ");
   PrintStatements(node->statements());
   if (node->statements()->length() > 0) Print(" ");
   if (!node->is_initializer_block()) Print("}");
 }
 
 
 void PrettyPrinter::VisitVariableDeclaration(VariableDeclaration* node) {
   Print("var ");
   PrintLiteral(node->proxy()->name(), false);
-  if (node->fun() != NULL) {
-    Print(" = ");
-    PrintFunctionLiteral(node->fun());
-  }
   Print(";");
 }
 
+
+void PrettyPrinter::VisitFunctionDeclaration(FunctionDeclaration* node) {
+  Print("function ");
+  PrintLiteral(node->proxy()->name(), false);
+  Print(" = ");
+  PrintFunctionLiteral(node->fun());
+  Print(";");
+}
+
 
 void PrettyPrinter::VisitModuleDeclaration(ModuleDeclaration* node) {
   Print("module ");
   PrintLiteral(node->proxy()->name(), false);
   Print(" = ");
   Visit(node->module());
   Print(";");
 }
 
 
@@ skipping 656 matching lines @@
 
 
 void AstPrinter::VisitBlock(Block* node) {
   const char* block_txt = node->is_initializer_block() ? "BLOCK INIT" : "BLOCK";
   IndentedScope indent(this, block_txt);
   PrintStatements(node->statements());
 }
 
 
 void AstPrinter::VisitVariableDeclaration(VariableDeclaration* node) {
-  if (node->fun() == NULL) {
-    // var or const declarations
-    PrintLiteralWithModeIndented(Variable::Mode2String(node->mode()),
-                                 node->proxy()->var(),
-                                 node->proxy()->name());
-  } else {
-    // function declarations
-    PrintIndented("FUNCTION ");
-    PrintLiteral(node->proxy()->name(), true);
-    Print(" = function ");
-    PrintLiteral(node->fun()->name(), false);
-    Print("\n");
-  }
+  PrintLiteralWithModeIndented(Variable::Mode2String(node->mode()),
+                               node->proxy()->var(),
+                               node->proxy()->name());
 }
 
 
+void AstPrinter::VisitFunctionDeclaration(FunctionDeclaration* node) {
+  PrintIndented("FUNCTION ");
+  PrintLiteral(node->proxy()->name(), true);
+  Print(" = function ");
+  PrintLiteral(node->fun()->name(), false);
+  Print("\n");
+}
+
+
 void AstPrinter::VisitModuleDeclaration(ModuleDeclaration* node) {
   IndentedScope indent(this, "MODULE");
   PrintLiteralIndented("NAME", node->proxy()->name(), true);
   Visit(node->module());
 }
 
 
 void AstPrinter::VisitModuleLiteral(ModuleLiteral* node) {
   VisitBlock(node->body());
 }
@@ skipping 302 matching lines @@
 }
 
 
 void AstPrinter::VisitThisFunction(ThisFunction* node) {
   IndentedScope indent(this, "THIS-FUNCTION");
 }
 
 #endif  // DEBUG
 
 } }  // namespace v8::internal