crate_jack/
lib.rs

1pub fn add(left: usize, right: usize) -> usize {
2    left + right
3}
4
5pub fn add_520(num: i32) -> i32 {
6    num + 520
7}
8
9/// Adds one to the number given.
10///
11/// # Examples
12///
13/// ```
14/// let arg = 5;
15/// let answer = crate_jack::add_one(arg);
16///
17/// assert_eq!(6, answer);
18/// ```
19pub fn add_one(x: i32) -> i32 {
20    x + 1
21}
22
23#[cfg(test)]
24mod tests {
25    use super::*;
26
27    #[test]
28    fn it_works() {
29        let result = add(2, 2);
30        assert_eq!(result, 4);
31    }
32}
crate_jack/lib.rs

crate_jack/
lib.rs
