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// Copyright (c) 2020 Egor Tensin <Egor.Tensin@gmail.com>
// This file is part of the "winapi-common" project.
// For details, see https://github.com/egor-tensin/winapi-common.
// Distributed under the MIT License.
#pragma once
#include <windows.h>
#include <cstdint>
#include <sstream>
#include <stdexcept>
#include <string>
#include <system_error>
namespace winapi {
namespace error {
class CategoryWindows : public std::error_category {
public:
CategoryWindows() = default;
const char* name() const noexcept { return "Windows"; }
std::string message(int32_t) const;
};
inline const CategoryWindows& category_windows() {
static const CategoryWindows instance;
return instance;
}
std::system_error windows(DWORD code, const char* function);
template <typename Ret>
std::runtime_error custom(Ret ret, const char* function) {
std::ostringstream oss;
oss << "Function " << function << " failed with error code " << ret;
return std::runtime_error{oss.str()};
}
} // namespace error
} // namespace winapi
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