import { Emitter, EmitterOptions } from './emitter';
export declare class PauseableEmitter<T> extends Emitter<T> {
    protected _queue: T[];
    private _pauses;
    private readonly _mergeFn?;
    constructor(options?: EmitterOptions & {
        merge?: (input: T[]) => T;
    });
    isPaused(): boolean;
    pause(): void;
    resume(): void;
    emit(data: T): boolean;
}