use std::{collections::HashSet, sync::{Arc, Mutex, OnceLock}};

pub type Refreshing = Arc<Mutex<HashSet<String>>>;

pub static REFRESHING: OnceLock<Refreshing> = OnceLock::new();

pub fn set_refreshing() {
    let _ = REFRESHING.set(Arc::new(Mutex::new(HashSet::new())));
}