mirror of
https://github.com/RGBCube/serenity
synced 2025-05-31 07:58:11 +00:00
f3db548a3d
DeprecatedFlyString relies heavily on DeprecatedString's StringImpl, so let's rename it to A) match the name of DeprecatedString, B) write a new FlyString class that is tied to String.
75 lines
2.3 KiB
C++
75 lines
2.3 KiB
C++
/*
|
|
* Copyright (c) 2021, kleines Filmröllchen <filmroellchen@serenityos.org>.
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/DeprecatedFlyString.h>
|
|
#include <AK/Error.h>
|
|
#include <errno.h>
|
|
|
|
namespace Audio {
|
|
|
|
struct LoaderError {
|
|
|
|
enum class Category : u32 {
|
|
// The error category is unknown.
|
|
Unknown = 0,
|
|
IO,
|
|
// The read file doesn't follow the file format.
|
|
Format,
|
|
// Equivalent to an ASSERT(), except non-crashing.
|
|
Internal,
|
|
// The loader encountered something in the format that is not yet implemented.
|
|
Unimplemented,
|
|
};
|
|
Category category { Category::Unknown };
|
|
// Binary index: where in the file the error occurred.
|
|
size_t index { 0 };
|
|
DeprecatedFlyString description { DeprecatedString::empty() };
|
|
|
|
constexpr LoaderError() = default;
|
|
LoaderError(Category category, size_t index, DeprecatedFlyString description)
|
|
: category(category)
|
|
, index(index)
|
|
, description(move(description))
|
|
{
|
|
}
|
|
LoaderError(DeprecatedFlyString description)
|
|
: description(move(description))
|
|
{
|
|
}
|
|
LoaderError(Category category, DeprecatedFlyString description)
|
|
: category(category)
|
|
, description(move(description))
|
|
{
|
|
}
|
|
|
|
LoaderError(LoaderError&) = default;
|
|
LoaderError(LoaderError&&) = default;
|
|
|
|
LoaderError(Error&& error)
|
|
{
|
|
if (error.is_errno()) {
|
|
auto code = error.code();
|
|
description = DeprecatedString::formatted("{} ({})", strerror(code), code);
|
|
if (code == EBADF || code == EBUSY || code == EEXIST || code == EIO || code == EISDIR || code == ENOENT || code == ENOMEM || code == EPIPE)
|
|
category = Category::IO;
|
|
} else {
|
|
description = error.string_literal();
|
|
}
|
|
}
|
|
};
|
|
|
|
}
|
|
|
|
// Convenience TRY-like macro to convert an Error to a LoaderError
|
|
#define LOADER_TRY(expression) \
|
|
({ \
|
|
auto _temporary_result = (expression); \
|
|
if (_temporary_result.is_error()) \
|
|
return LoaderError(_temporary_result.release_error()); \
|
|
_temporary_result.release_value(); \
|
|
})
|