import type { Observer } from '../types/inputs/Observer.js';
import type { Subscribable } from '../types/inputs/Subscribable.js';
import type { AssertMapping, Mapping, MappingKey, PrependMapping } from '../types/mapping.js';
import type { StrictEmitter } from '../types/outputs/StrictEmitter.js';
import type { StrictListenable } from '../types/outputs/StrictListenable.js';
import type { MapValueIntersection } from '../types/utils.js';
/**
 * Object managing multiple events
 */
export interface MultiplexerUtils<M extends Mapping = Mapping> {
    __multiplexer_origin_map?: M;
    /**
     * Returns origin matching given key
     */
    getOrigin<const K extends MappingKey<M>>(key: K): M[K];
}
/**
 * Object managing multiple events
 */
export type _Multiplexer<M extends Mapping = Mapping> = StrictEmitter<InputMapping<M>> & StrictListenable<OutputMapping<M>> & MultiplexerUtils<M>;
/**
 * Builds a mapping from input values of each source in the given source mapping
 */
type InputMapping<M extends Mapping> = AssertMapping<MapValueIntersection<{
    [K in MappingKey<M>]: _InputRecord<K, M[K]>;
}>>;
type _InputRecord<K extends string, O> = (O extends StrictEmitter<infer EM> ? PrependMapping<K, EM> : never) | (O extends Observer<infer D> ? Record<K, D> : never);
/**
 * Builds a mapping from output values of each source in the given source mapping
 */
type OutputMapping<M extends Mapping> = AssertMapping<MapValueIntersection<{
    [K in MappingKey<M>]: _OutputRecord<K, M[K]>;
}>>;
type _OutputRecord<K extends string, O> = (O extends StrictListenable<infer LM> ? PrependMapping<K, LM> : never) | (O extends Subscribable<infer D> ? Record<K, D> : never);
export {};