ES6: Desugaring of instanceof to support @@hasInstance

src/parsing/parser.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_PARSER_H_
 #define V8_PARSING_PARSER_H_
 
 #include "src/allocation.h"
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
@@ skipping 641 matching lines @@
   // Rewrite expressions that are not used as patterns
   V8_INLINE Expression* RewriteNonPattern(
       Expression* expr, const ExpressionClassifier* classifier, bool* ok);
   V8_INLINE ObjectLiteralProperty* RewriteNonPatternObjectLiteralProperty(
       ObjectLiteralProperty* property, const ExpressionClassifier* classifier,
       bool* ok);
 
   Expression* RewriteYieldStar(
       Expression* generator, Expression* expression, int pos);
 
+  Expression* RewriteInstanceof(Expression* lhs, Expression* rhs, int pos);
+
  private:
   Parser* parser_;
 
   void BuildIteratorClose(ZoneList<Statement*>* statements, Variable* iterator,
                           Maybe<Variable*> input, Maybe<Variable*> output);
+  Statement* CheckCallable(Variable* var, Expression* error);
 };
 
 
 class Parser : public ParserBase<ParserTraits> {
  public:
   explicit Parser(ParseInfo* info);
   ~Parser() {
     delete reusable_preparser_;
     reusable_preparser_ = NULL;
     delete cached_parse_data_;
@@ skipping 543 matching lines @@
 
 DoExpression* ParserTraits::ParseDoExpression(bool* ok) {
   return parser_->ParseDoExpression(ok);
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_PARSING_PARSER_H_