Trait KeySet

Source

pub trait KeySet<T, K> {
Show 17 methods    // Required methods
    fn new(get_key: GetKeyType<T, K>) -> Self;
    fn from_intoiter(
        get_key: GetKeyType<T, K>,
        iter: impl IntoIterator<Item = T>,
    ) -> Self;
    fn insert(&mut self, value: T);
    fn contains(&self, value: &T) -> bool;
    fn remove(&mut self, value: &T) -> bool;
    fn take(&mut self, value: &T) -> Option<T>;
    fn get(&mut self, value: &T) -> Option<&T>;
    fn len(&self) -> usize;
    fn iter(&self) -> IntoIter<&T>;
    fn intersection<'a>(&'a self, other: &'a Self) -> Self;
    fn union<'a>(&'a self, other: &'a Self) -> Self;
    fn difference<'a>(&'a self, other: &'a Self) -> Self;
    fn symmetric_difference<'a>(&'a self, other: &'a Self) -> Self;

    // Provided methods
    fn is_subset(&self, other: &Self) -> bool { ... }
    fn is_superset(&self, other: &Self) -> bool { ... }
    fn is_empty(&self) -> bool { ... }
    fn is_disjoint(&self, other: &Self) -> bool { ... }
}