import type { HttpPhases } from '../http-phases.interface.js';
export interface HttpPhaseSlot {
    phases?: HttpPhases;
}
export declare function registerPhaseSlotProvider(): void;
export declare function phaseSlotsEnabled(): boolean;
export declare function openPhaseSlot<T>(execute: (slot: HttpPhaseSlot) => T): T;
export declare function activePhaseSlot(): HttpPhaseSlot | undefined;
export declare function resetPhaseSlotProviders(): void;