pub fn rest_len<T, E>(input: T) -> Result<(T, usize), Err<E>>where
E: ParseError<T>,
T: InputLength,
Available on crate feature
mtls
only.Expand description
Return the length of the remaining input.
use nom::combinator::rest_len;
assert_eq!(rest_len::<_,(_, ErrorKind)>("abc"), Ok(("abc", 3)));
assert_eq!(rest_len::<_,(_, ErrorKind)>(""), Ok(("", 0)));