FileError

pub const FileError = error{
    /// Detailed diagnostics are found on the `File.Reader` struct.
    ReadFailed,
    /// See the `Writer` implementation for detailed diagnostics.
    WriteFailed,
    /// Reached the end of the file being read.
    EndOfStream,
    /// Indicates the caller should do its own file reading; the callee cannot
    /// offer a more efficient implementation.
    Unimplemented,
}