Function nom::number::streaming::be_f32

pub fn be_f32<'a, E: ParseError<&'a [u8]>>(
    input: &'a [u8]
) -> IResult<&'a [u8], f32, E>

Recognizes a big endian 4 bytes floating point number

streaming version: will return Err(nom::Err::Incomplete(_)) if there is not enough data

use nom::number::streaming::be_f32;

let parser = |s| {
  be_f32::<(_, ErrorKind)>(s)
};

assert_eq!(parser(&[0x40, 0x29, 0x00, 0x00][..]), Ok((&b""[..], 2.640625)));
assert_eq!(parser(&[0x01]), Err(Err::Incomplete(Needed::Size(4))));