Function `be_u128`

fn be_u128<I, E: ParseError<I>>() -> impl Parser<I, Output = u128, Error = E>
where
    I: Input<Item = u8>

Recognizes a big endian unsigned 16 bytes integer.

# use nom::{Err, error::ErrorKind, Needed, Parser};
use nom::number::be_u128;

let parser = |s| {
  be_u128::<_, (_, ErrorKind)>().parse(s)
};

assert_eq!(parser(&b"\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x10\x11\x12\x13\x14\x15abcd"[..]), Ok((&b"abcd"[..], 0x00010203040506070809101112131415)));
assert_eq!(parser(&b"\x01"[..]), Err(Err::Incomplete(Needed::new(15))));