lib0/observable.d.ts

/**
 * Handles named events.
 *
 * @template N
 */
export class Observable<N> {
    /**
     * Some desc.
     * @type {Map<N, any>}
     */
    _observers: Map<N, any>;
    /**
     * @param {N} name
     * @param {function} f
     */
    on(name: N, f: Function): void;
    /**
     * @param {N} name
     * @param {function} f
     */
    once(name: N, f: Function): void;
    /**
     * @param {N} name
     * @param {function} f
     */
    off(name: N, f: Function): void;
    /**
     * Emit a named event. All registered event listeners that listen to the
     * specified name will receive the event.
     *
     * @todo This should catch exceptions
     *
     * @param {N} name The event name.
     * @param {Array<any>} args The arguments that are applied to the event listener.
     */
    emit(name: N, args: Array<any>): void;
    destroy(): void;
}
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