Class fields, part 1 (parsing and infrastructure)

src/parsing/preparser.h

 // 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.
 
 #ifndef V8_PARSING_PREPARSER_H
 #define V8_PARSING_PREPARSER_H
 
 #include "src/ast/scopes.h"
 #include "src/parsing/parser-base.h"
 
@@ skipping 293 matching lines @@
   PreParserExpression* operator->() { return this; }
 
   // More dummy implementations of things PreParser doesn't need to track:
   void set_index(int index) {}  // For YieldExpressions
   void set_should_eager_compile() {}
   void set_should_be_used_once_hint() {}
 
   int position() const { return kNoSourcePosition; }
   void set_function_token_position(int position) {}
 
+  void set_is_class_field_initializer(bool is_class_field_initializer) {}
+
  private:
   enum Type {
     kEmpty,
     kExpression,
     kIdentifierExpression,
     kStringLiteralExpression,
     kBinaryOperationExpression,
     kSpreadExpression,
     kObjectLiteralExpression,
     kArrayLiteralExpression
@@ skipping 134 matching lines @@
  public:
   explicit PreParserFactory(void* unused_value_factory) {}
   PreParserExpression NewStringLiteral(PreParserIdentifier identifier,
                                        int pos) {
     return PreParserExpression::Default();
   }
   PreParserExpression NewNumberLiteral(double number,
                                        int pos) {
     return PreParserExpression::Default();
   }
+  PreParserExpression NewUndefinedLiteral(int pos) {
+    return PreParserExpression::Default();
+  }
   PreParserExpression NewRegExpLiteral(PreParserIdentifier js_pattern,
                                        int js_flags, int literal_index,
                                        int pos) {
     return PreParserExpression::Default();
   }
   PreParserExpression NewArrayLiteral(PreParserExpressionList values,
                                       int literal_index,
                                       int pos) {
     return PreParserExpression::ArrayLiteral();
   }
@@ skipping 808 matching lines @@
     function_state_->NextMaterializedLiteralIndex();
     function_state_->NextMaterializedLiteralIndex();
   }
   return EmptyExpression();
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_PARSING_PREPARSER_H