Function combine::byte::num::be_f64

pub fn be_f64<'a, I>() -> F64<BE, I> where
    I: RangeStream<Range = &'a [u8]>, 

Reads a i64 out of the byte stream with the specified endianess

use combine::byteorder::{LE, ByteOrder};
use combine::Parser;
use combine::byte::num::f64;

let mut buf = [0; 8];
LE::write_f64(&mut buf, 123.45);
assert_eq!(f64::<LE, _>().parse(&buf[..]), Ok((123.45, &b""[..])));
assert!(f64::<LE, _>().parse(&b"\x01\0\0\0\0\0\0"[..]).is_err());