pub const OpenError = error{
PipeBusy,
NoDevice,
/// On Windows, `\\server` or `\\server\share` was not found.
NetworkNotFound,
/// On Windows, antivirus software is enabled by default. It can be
/// disabled, but Windows Update sometimes ignores the user's preference
/// and re-enables it. When enabled, antivirus software on Windows
/// intercepts file system operations and makes them significantly slower
/// in addition to possibly failing with this error code.
AntivirusInterference,
/// In WASI, this error may occur when the file descriptor does
/// not hold the required rights to open a new resource relative to it.
AccessDenied,
PermissionDenied,
SymLinkLoop,
ProcessFdQuotaExceeded,
SystemFdQuotaExceeded,
/// Either:
/// * One of the path components does not exist.
/// * Cwd was used, but cwd has been deleted.
/// * The path associated with the open directory handle has been deleted.
/// * On macOS, multiple processes or threads raced to create the same file
/// with `O.EXCL` set to `false`.
FileNotFound,
/// The path exceeded `max_path_bytes` bytes.
/// Insufficient kernel memory was available, or
/// the named file is a FIFO and per-user hard limit on
/// memory allocation for pipes has been reached.
SystemResources,
/// The file is too large to be opened. This error is unreachable
/// for 64-bit targets, as well as when opening directories.
FileTooBig,
/// Either:
/// * The path refers to a directory and write permissions were requested.
/// * The path refers to a directory and `allow_directory` was set to false.
IsDir,
/// A new path cannot be created because the device has no room for the new file.
/// This error is only reachable when the `CREAT` flag is provided.
NoSpaceLeft,
/// A component used as a directory in the path was not, in fact, a directory, or
/// `DIRECTORY` was specified and the path was not a directory.
NotDir,
/// The path already exists and the `CREAT` and `EXCL` flags were provided.
PathAlreadyExists,
ReadOnlyFileSystem,
DeviceBusy,
FileLocksUnsupported,
/// One of these three things:
/// * pathname refers to an executable image which is currently being
/// executed and write access was requested.
/// * pathname refers to a file that is currently in use as a swap
/// file, and the O_TRUNC flag was specified.
/// * pathname refers to a file that is currently being read by the
/// kernel (e.g., for module/firmware loading), and write access was
/// requested.
FileBusy,
/// Non-blocking was requested and the operation cannot return immediately.
WouldBlock,
} || Dir.PathNameError || Io.Cancelable || Io.UnexpectedError
