#[cfg(feature = "hello")]
pub fn say_hello(name: &str) -> String {
format!("Hello, {}", name)
}
#[cfg(feature = "hello")]
pub fn say_hello_everyone() -> String {
"Hello, everyone".to_string()
}
#[cfg(feature = "bye")]
pub fn say_goodbye(name: &str) -> String {
format!("Bye, {}", name)
}
#[cfg(feature = "bye")]
pub fn say_goodbye_everyone() -> String {
"Goodbye, everyone".to_string()
}