Expand description
Recognizes a hex-encoded integer.
Streaming version: Will return Err(nom::Err::Incomplete(_))
if there is not enough data.
use nom::number::streaming::hex_u32;
let parser = |s| {
hex_u32(s)
};
assert_eq!(parser(b"01AE;"), Ok((&b";"[..], 0x01AE)));
assert_eq!(parser(b"abc"), Err(Err::Incomplete(Needed::new(1))));
assert_eq!(parser(b"ggg"), Err(Err::Error((&b"ggg"[..], ErrorKind::IsA))));