WIP: new.target

src/parser.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/api.h"
 #include "src/ast.h"
 #include "src/bailout-reason.h"
 #include "src/base/platform/platform.h"
@@ skipping 658 matching lines @@
 const AstRawString* ParserTraits::GetNextSymbol(Scanner* scanner) {
   return parser_->scanner()->NextSymbol(parser_->ast_value_factory());
 }
 
 
 Expression* ParserTraits::ThisExpression(Scope* scope, AstNodeFactory* factory,
                                          int pos) {
   return factory->NewVariableProxy(scope->receiver(), pos);
 }
 
+
+Expression* ParserTraits::NewTargetExpression(Scope* scope,
+                                              AstNodeFactory* factory,
+                                              int pos) {
+  return factory->NewVariableProxy(scope->new_target_var(), pos);
+}
+
+
 Expression* ParserTraits::SuperReference(Scope* scope, AstNodeFactory* factory,
                                          int pos) {
   return factory->NewSuperReference(
       ThisExpression(scope, factory, pos)->AsVariableProxy(),
       pos);
 }
 
 
 Expression* ParserTraits::DefaultConstructor(bool call_super, Scope* scope,
                                              int pos, int end_pos) {
@@ skipping 119 matching lines @@
   set_allow_harmony_arrow_functions(FLAG_harmony_arrow_functions);
   set_allow_harmony_numeric_literals(FLAG_harmony_numeric_literals);
   set_allow_harmony_classes(FLAG_harmony_classes);
   set_allow_harmony_object_literals(FLAG_harmony_object_literals);
   set_allow_harmony_templates(FLAG_harmony_templates);
   set_allow_harmony_sloppy(FLAG_harmony_sloppy);
   set_allow_harmony_unicode(FLAG_harmony_unicode);
   set_allow_harmony_computed_property_names(
       FLAG_harmony_computed_property_names);
   set_allow_harmony_rest_params(FLAG_harmony_rest_parameters);
+  set_allow_harmony_new_target(FLAG_harmony_new_target);
   set_allow_strong_mode(FLAG_strong_mode);
   for (int feature = 0; feature < v8::Isolate::kUseCounterFeatureCount;
        ++feature) {
     use_counts_[feature] = 0;
   }
   if (info->ast_value_factory() == NULL) {
     // info takes ownership of AstValueFactory.
     info->SetAstValueFactory(new AstValueFactory(zone(), hash_seed));
     ast_value_factory_ = info->ast_value_factory();
   }
@@ skipping 3098 matching lines @@
   scope_->SetLanguageMode(logger.language_mode());
   if (logger.scope_uses_super_property()) {
     scope_->RecordSuperPropertyUsage();
   }
   if (produce_cached_parse_data()) {
     DCHECK(log_);
     // Position right after terminal '}'.
     int body_end = scanner()->location().end_pos;
     log_->LogFunction(function_block_pos, body_end, *materialized_literal_count,
                       *expected_property_count, scope_->language_mode(),
-                      scope_->uses_super_property());
+                      scope_->uses_super_property(), scope_->uses_new_target());
   }
 }
 
 
 void Parser::AddAssertIsConstruct(ZoneList<Statement*>* body, int pos) {
   ZoneList<Expression*>* arguments =
       new (zone()) ZoneList<Expression*>(0, zone());
   CallRuntime* construct_check = factory()->NewCallRuntime(
       ast_value_factory()->is_construct_call_string(),
       Runtime::FunctionForId(Runtime::kInlineIsConstructCall), arguments, pos);
@@ skipping 105 matching lines @@
     reusable_preparser_->set_allow_harmony_classes(allow_harmony_classes());
     reusable_preparser_->set_allow_harmony_object_literals(
         allow_harmony_object_literals());
     reusable_preparser_->set_allow_harmony_templates(allow_harmony_templates());
     reusable_preparser_->set_allow_harmony_sloppy(allow_harmony_sloppy());
     reusable_preparser_->set_allow_harmony_unicode(allow_harmony_unicode());
     reusable_preparser_->set_allow_harmony_computed_property_names(
         allow_harmony_computed_property_names());
     reusable_preparser_->set_allow_harmony_rest_params(
         allow_harmony_rest_params());
+    reusable_preparser_->set_allow_harmony_new_target(
+        allow_harmony_new_target());
     reusable_preparser_->set_allow_strong_mode(allow_strong_mode());
   }
   PreParser::PreParseResult result = reusable_preparser_->PreParseLazyFunction(
       language_mode(), function_state_->kind(), logger);
   if (pre_parse_timer_ != NULL) {
     pre_parse_timer_->Stop();
   }
   return result;
 }
 
@@ skipping 1413 matching lines @@
     } else {
       const uc16* data = reinterpret_cast<const uc16*>(raw_string->raw_data());
       running_hash = StringHasher::ComputeRunningHash(running_hash, data,
                                                       raw_string->length());
     }
   }
 
   return running_hash;
 }
 } }  // namespace v8::internal