exception.h

/*
 * Copyright (c) 2021-2026 Heng Yuan
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * 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 COOK_EXCEPTION_H
#define COOK_EXCEPTION_H
 
#include "config.h"
 
namespace cookmem
{
 
typedef enum
{
    MEM_ERROR_GENERAL,      
    MEM_ERROR_ASSERT,       
    MEM_ERROR_DOUBLE_FREE,  
    MEM_ERROR_PADDING,      
}  MemError_et;
 
class Exception
{
public:
    Exception (MemError_et error, const char* msg, const char* file = nullptr, int line = 0)
    : m_error (error),
      m_msg (msg),
      m_file (file),
      m_line (line)
    {
    }
 
    MemError_et getError () const { return m_error; }
 
    const char* getMessage () const { return m_msg; }
 
    const char* getFile () const { return m_file; }
 
    int getLine () const { return m_line; }
private:
    const MemError_et   m_error;
    const char*         m_msg;
    const char*         m_file;
    int                 m_line;
};
 
}   // namespace cookmem
 
#if COOKMEM_DEBUG > 0
#define COOKMEM_ASSERT(b) do { if (!(b)) throw cookmem::Exception (cookmem::MEM_ERROR_ASSERT, "assertion failure.", __FILE__, __LINE__); } while (0)
#else   // COOKMEM_DEBUG
#define COOKMEM_ASSERT(b)
#endif  // COOKMEM_DEBUG
 
#endif  // COOK_EXCEPTION_H