Error.hpp

#pragma once
 
#include <exception>
#include <string>
#include <utility>
 
namespace openPMD
{
class Error : public std::exception
{
private:
    std::string m_what;
 
protected:
    Error( std::string what ) : m_what( what )
    {
    }
 
public:
    virtual const char * what() const noexcept;
 
    Error( Error const & ) = default;
    Error( Error && ) = default;
 
    Error & operator=( Error const & ) = default;
    Error & operator=( Error && ) = default;
 
    virtual ~Error() noexcept = default;
};
 
namespace error
{
    class OperationUnsupportedInBackend : public Error
    {
    public:
        std::string backend;
        OperationUnsupportedInBackend(
            std::string backend_in, std::string what );
    };
 
    class WrongAPIUsage : public Error
    {
    public:
        WrongAPIUsage( std::string what );
    };
}
}