import * as i0 from "@angular/core";
export declare class SlickFunctionLockService {
    private functionLocks;
    constructor();
    lock(functionKey: string, iterationTimeout?: number): Promise<void>;
    release(functionKey: string): number;
    static ɵfac: i0.ɵɵFactoryDeclaration<SlickFunctionLockService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<SlickFunctionLockService>;
}