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 // Tencent is pleased to support the open source community by making RapidJSON available.
 //
 // Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
 //
 // Licensed under the MIT License (the "License"); you may not use this file except
 // in compliance with the License. You may obtain a copy of the License at
 //
 // http://opensource.org/licenses/MIT
 //
 // Unless required by applicable law or agreed to in writing, software distributed
 // under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
 // CONDITIONS OF ANY KIND, either express or implied. See the License for the
 // specific language governing permissions and limitations under the License.
  
 #ifndef RAPIDJSON_CURSORSTREAMWRAPPER_H_
 #define RAPIDJSON_CURSORSTREAMWRAPPER_H_
  
 #include "stream.h"
  
 #if defined(__GNUC__)
 RAPIDJSON_DIAG_PUSH
 RAPIDJSON_DIAG_OFF(effc++)
 #endif
  
 #if defined(_MSC_VER) && _MSC_VER <= 1800
 RAPIDJSON_DIAG_PUSH
 RAPIDJSON_DIAG_OFF(4702) // unreachable code
 RAPIDJSON_DIAG_OFF(4512) // assignment operator could not be generated
 #endif
  
 RAPIDJSON_NAMESPACE_BEGIN
  
  
 template <typename InputStream, typename Encoding = UTF8<>>
 class CursorStreamWrapper : public GenericStreamWrapper<InputStream, Encoding>
 {
     public:
     typedef typename Encoding::Ch Ch;
  
     CursorStreamWrapper(InputStream& is)
         : GenericStreamWrapper<InputStream, Encoding>(is), line_(1), col_(0)
     {
     }
  
     // counting line and column number
     Ch Take()
     {
         Ch ch = this->is_.Take();
         if(ch == '\n')
         {
             line_++;
             col_ = 0;
         }
         else
         {
             col_++;
         }
         return ch;
     }
  
     size_t GetLine() const { return line_; }
     size_t GetColumn() const { return col_; }
  
     private:
     size_t line_; 
     size_t col_;  
 };
  
 #if defined(_MSC_VER) && _MSC_VER <= 1800
 RAPIDJSON_DIAG_POP
 #endif
  
 #if defined(__GNUC__)
 RAPIDJSON_DIAG_POP
 #endif
  
 RAPIDJSON_NAMESPACE_END
  
 #endif // RAPIDJSON_CURSORSTREAMWRAPPER_H_