exceptions.h

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/*
   Copyright 2020 František Bráblík
 
   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.
*/
#pragma once
 
#include <exception> // std::exception
#include <utility> // std::move
#include <string> // std::string
 
namespace dyng {
 
class invalid_graph : public std::exception {
public:
    explicit invalid_graph(std::string msg)
            : m_msg(std::move(msg)) {}
 
    const char* what() const noexcept override { return m_msg.c_str(); }
 
private:
    std::string m_msg;
};
 
} // namespace dyng