[−][src]Function rustils::parse::int::u64_to_i32_res

pub fn u64_to_i32_res(a: u64) -> ParseResultI32

Parse u64 to i32

Arguments

  • a - Any u64 number

Examples

use rustils::parse::int::u64_to_i32_res;
use rustils::error::ParseError::InvalidNumber;

assert_eq!(u64_to_i32_res(0_u64), Ok(0_i32));
assert_eq!(u64_to_i32_res(2147483647_u64), Ok(2147483647_i32));
assert_eq!(u64_to_i32_res(2147483648_u64), Err(InvalidNumber(String::from("2147483648"))));