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 //

 // Copyright (c) 2012 The ANGLE 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 COMPILER_RENAME_FUNCTION

 #define COMPILER_RENAME_FUNCTION

 #include "compiler/intermediate.h"

 //

 // Renames a function, including its declaration and any calls to it.

 //

 class RenameFunction : public TIntermTraverser

 {

 public:

     RenameFunction(const TString& oldFunctionName, const TString& newFunctionName)

     : TIntermTraverser(true, false, false)

     , mOldFunctionName(oldFunctionName)

     , mNewFunctionName(newFunctionName) {}

     virtual bool visitAggregate(Visit visit, TIntermAggregate* node)

     {

         TOperator op = node->getOp();

         if ((op == EOpFunction || op == EOpFunctionCall) && node->getName() == mOldFunctionName)

             node->setName(mNewFunctionName);

         return true;

     }

 private:

     const TString mOldFunctionName;

     const TString mNewFunctionName;

 };

 #endif  // COMPILER_RENAME_FUNCTION