[−][src]Function rustils::parse::byte::usize_to_i8_res
pub fn usize_to_i8_res(a: usize) -> ParseResultI8
Arguments
a
- Anyusize
number
Examples
use rustils::parse::byte::usize_to_i8_res; use rustils::error::ParseError::InvalidNumber; assert_eq!(usize_to_i8_res(0_usize), Ok(0_i8)); assert_eq!(usize_to_i8_res(127_usize), Ok(127_i8)); assert_eq!(usize_to_i8_res(128_usize), Err(InvalidNumber(String::from("128"))));