1// Copyright 2011 the V8 project authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef V8_REWRITER_H_ 6#define V8_REWRITER_H_ 7 8namespace v8 { 9namespace internal { 10 11class CompilationInfo; 12 13class Rewriter { 14 public: 15 // Rewrite top-level code (ECMA 262 "programs") so as to conservatively 16 // include an assignment of the value of the last statement in the code to 17 // a compiler-generated temporary variable wherever needed. 18 // 19 // Assumes code has been parsed and scopes have been analyzed. Mutates the 20 // AST, so the AST should not continue to be used in the case of failure. 21 static bool Rewrite(CompilationInfo* info); 22}; 23 24 25} } // namespace v8::internal 26 27#endif // V8_REWRITER_H_ 28