[−][src]Function rustils::parse::int::string_to_i32_res

pub fn string_to_i32_res(a: String) -> ParseResultI32

Parse String to i32

Arguments

a - Any String

Examples

use rustils::parse::int::string_to_i32_res;
use rustils::error::ParseError::InvalidNumber;

assert_eq!(string_to_i32_res("-2147483648".to_string()), Ok(-2147483648_i32));
assert_eq!(string_to_i32_res("2147483647".to_string()), Ok(2147483647_i32));
assert_eq!(
    string_to_i32_res("-2147483649".to_string()),
    Err(InvalidNumber(String::from("-2147483649")))
);

assert_eq!(
    string_to_i32_res("2147483648".to_string()),
    Err(InvalidNumber(String::from("2147483648")))
);