Nix/src/toml11/toml/exception.hpp

66 lines
1.7 KiB
C++

// Copyright Toru Niina 2017.
// Distributed under the MIT License.
#ifndef TOML11_EXCEPTION_HPP
#define TOML11_EXCEPTION_HPP
#include <stdexcept>
#include <string>
#include "source_location.hpp"
namespace toml
{
struct exception : public std::exception
{
public:
explicit exception(const source_location& loc): loc_(loc) {}
virtual ~exception() noexcept override = default;
virtual const char* what() const noexcept override {return "";}
virtual source_location const& location() const noexcept {return loc_;}
protected:
source_location loc_;
};
struct syntax_error : public toml::exception
{
public:
explicit syntax_error(const std::string& what_arg, const source_location& loc)
: exception(loc), what_(what_arg)
{}
virtual ~syntax_error() noexcept override = default;
virtual const char* what() const noexcept override {return what_.c_str();}
protected:
std::string what_;
};
struct type_error : public toml::exception
{
public:
explicit type_error(const std::string& what_arg, const source_location& loc)
: exception(loc), what_(what_arg)
{}
virtual ~type_error() noexcept override = default;
virtual const char* what() const noexcept override {return what_.c_str();}
protected:
std::string what_;
};
struct internal_error : public toml::exception
{
public:
explicit internal_error(const std::string& what_arg, const source_location& loc)
: exception(loc), what_(what_arg)
{}
virtual ~internal_error() noexcept override = default;
virtual const char* what() const noexcept override {return what_.c_str();}
protected:
std::string what_;
};
} // toml
#endif // TOML_EXCEPTION