import type { Mapping, MappingKey } from '../mapping.js';
/**
 * Object emitting events
 *
 * @since 2.0.0
 */
export interface StrictEmitter<M extends Mapping = Mapping> {
    __emit_event_map?: M;
    /**
     * Emits "key" event, with given data
     * @param key
     * @param data
     *
     * @since 2.0.0
     */
    emit<const K extends MappingKey<M>>(this: void, key: K, data: M[K]): void;
}