Reject local module declarations.

src/parser.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 624 matching lines @@
       scope = NewScope(scope, GLOBAL_SCOPE);
     }
     scope->set_start_position(0);
     scope->set_end_position(source->length());
 
     FunctionState function_state(this, scope, isolate());  // Enters 'scope'.
     top_scope_->SetLanguageMode(info->language_mode());
     ZoneList<Statement*>* body = new(zone()) ZoneList<Statement*>(16, zone());
     bool ok = true;
     int beg_loc = scanner().location().beg_pos;
-    ParseSourceElements(body, Token::EOS, info->is_eval(), &ok);
+    ParseSourceElements(body, Token::EOS, info->is_eval(), true, &ok);
     if (ok && !top_scope_->is_classic_mode()) {
       CheckOctalLiteral(beg_loc, scanner().location().end_pos, &ok);
     }
 
     if (ok && is_extended_mode()) {
       CheckConflictingVarDeclarations(top_scope_, &ok);
     }
 
     if (ok) {
       result = factory()->NewFunctionLiteral(
@@ skipping 344 matching lines @@
   ZoneStringList names_;
   ZoneList<int> assigned_arguments_;
   ZoneObjectList assigned_constants_;
   Zone* zone_;
 };
 
 
 void* Parser::ParseSourceElements(ZoneList<Statement*>* processor,
                                   int end_token,
                                   bool is_eval,
+                                  bool is_global,
                                   bool* ok) {
   // SourceElements ::
   //   (ModuleElement)* <end_token>
 
   // Allocate a target stack to use for this set of source
   // elements. This way, all scripts and functions get their own
   // target stack thus avoiding illegal breaks and continues across
   // functions.
   TargetScope scope(&this->target_stack_);
 
   ASSERT(processor != NULL);
   ThisNamedPropertyAssignmentFinder this_property_assignment_finder(isolate(),
                                                                     zone());
   bool directive_prologue = true;     // Parsing directive prologue.
 
   while (peek() != end_token) {
     if (directive_prologue && peek() != Token::STRING) {
       directive_prologue = false;
     }
 
     Scanner::Location token_loc = scanner().peek_location();
-    Statement* stat = ParseModuleElement(NULL, CHECK_OK);
+    Statement* stat;
+    if (is_global && !is_eval) {
+      stat = ParseModuleElement(NULL, CHECK_OK);
+    } else {
+      stat = ParseBlockElement(NULL, CHECK_OK);
+    }
     if (stat == NULL || stat->IsEmpty()) {
       directive_prologue = false;   // End of directive prologue.
       continue;
     }
 
     if (directive_prologue) {
       // A shot at a directive.
       ExpressionStatement* e_stat;
       Literal* literal;
       // Still processing directive prologue?
@@ skipping 3482 matching lines @@
         VariableProxy* fproxy = top_scope_->NewUnresolved(
             factory(), function_name, Interface::NewConst());
         fproxy->BindTo(fvar);
         body->Add(factory()->NewExpressionStatement(
             factory()->NewAssignment(fvar_init_op,
                                      fproxy,
                                      factory()->NewThisFunction(),
                                      RelocInfo::kNoPosition)),
                                      zone());
       }
-      ParseSourceElements(body, Token::RBRACE, false, CHECK_OK);
+      ParseSourceElements(body, Token::RBRACE, false, false, CHECK_OK);
 
       materialized_literal_count = function_state.materialized_literal_count();
       expected_property_count = function_state.expected_property_count();
       handler_count = function_state.handler_count();
       only_simple_this_property_assignments =
           function_state.only_simple_this_property_assignments();
       this_property_assignments = function_state.this_property_assignments();
 
       Expect(Token::RBRACE, CHECK_OK);
       scope->set_end_position(scanner().location().end_pos);
@@ skipping 1423 matching lines @@
       ASSERT(info->isolate()->has_pending_exception());
     } else {
       result = parser.ParseProgram();
     }
   }
   info->SetFunction(result);
   return (result != NULL);
 }
 
 } }  // namespace v8::internal