say_hello_yusfi/lib.rs
1#[cfg(feature = "hello")]
2pub fn say_hello(name: &str) -> String {
3 format!("Hello, {}!", name)
4}
5
6#[cfg(feature = "bye")]
7pub fn say_goodbye(name: &str) -> String {
8 format!("Goodbye, {}!", name)
9}
10
11#[cfg(feature = "everyone")]
12pub fn say_hello_to_everyone() -> String {
13 String::from("Hello, everyone!")
14}