matrix-react-sdk/lib/utils/maps.d.ts

SDK for matrix.org using React

/**
 * Determines the keys added, changed, and removed between two Maps.
 * For changes, simple triple equal comparisons are done, not in-depth tree checking.
 * @param a The first Map. Must be defined.
 * @param b The second Map. Must be defined.
 * @returns The difference between the keys of each Map.
 */
export declare function mapDiff<K, V>(a: Map<K, V>, b: Map<K, V>): {
    changed: K[];
    added: K[];
    removed: K[];
};
/**
 * Gets all the key changes (added, removed, or value difference) between two Maps.
 * Triple equals is used to compare values, not in-depth tree checking.
 * @param a The first Map. Must be defined.
 * @param b The second Map. Must be defined.
 * @returns The keys which have been added, removed, or changed between the two Maps.
 */
export declare function mapKeyChanges<K, V>(a: Map<K, V>, b: Map<K, V>): K[];
/**
 * A Map<K, V> with added utility.
 */
export declare class EnhancedMap<K, V> extends Map<K, V> {
    constructor(entries?: Iterable<[K, V]>);
    getOrCreate(key: K, def: V): V;
    remove(key: K): V;
}