macro_rules! hset {
(@single $($x:tt)*) => { ... };
(@count $($rest:expr),*) => { ... };
($($key:expr,)+) => { ... };
($($key:expr),*) => { ... };
}
Expand description
Literally just a HashSet literal with values into’d.
let s: HashSet<String> = hset!{ "value" };
assert_eq!(s.get("value"), Some(&"value".to_string()))