Function u64_to_i8_res

pub fn u64_to_i8_res(a: u64) -> ParseResultI8

Parse u64 to i8

Arguments

• a - Any u64 number

Examples

use rustils::parse::byte::u64_to_i8_res;
use rustils::error::ParseError::InvalidNumber;

assert_eq!(u64_to_i8_res(0_u64), Ok(0_i8));
assert_eq!(u64_to_i8_res(127_u64), Ok(127_i8));
assert_eq!(u64_to_i8_res(128_u64), Err(InvalidNumber(String::from("128"))));