hello_crate_lhs/lib.rs
1/// Returns a greeting message.
2pub fn greet(name: &str) -> String {
3 format!("Hello, {}!", name)
4}
5
6pub fn add(left: u64, right: u64) -> u64 {
7 left + right
8}
9
10#[cfg(test)]
11mod tests {
12 use super::*;
13
14 #[test]
15 fn it_works() {
16 let result = add(2, 2);
17 assert_eq!(result, 4);
18 }
19}