Function `le_i16`

fn le_i16<I, E: ParseError<I>>() -> impl Parser<I, Output = i16, Error = E>
where
    I: Input<Item = u8>

Recognizes a little endian signed 2 bytes integer.

# use nom::{Err, error::ErrorKind, Needed, Parser};
use nom::number::le_i16;

let parser = |s| {
  le_i16::<_, (_, ErrorKind)>().parse(s)
};

assert_eq!(parser(&b"\x00\x01abcd"[..]), Ok((&b"abcd"[..], 0x0100)));
assert_eq!(parser(&b"\x01"[..]), Err(Err::Incomplete(Needed::new(1))));