pub type IResult<'slice, 'src, Lang, E, IE = E> = IResult<Input<'slice, 'src, Lang>, Children<Lang, E>, IE>;
enum IResult<'slice, 'src, Lang, E, IE = E> { Ok((Input<'slice, 'src, Lang>, Children<Lang, E>)), Err(Err<IE>), }
Contains the success value
Contains the error value