import { AsyncResource, AsyncResourceOptions } from 'async_hooks';
import { ExitPoint, InProgressProfile, TimedContext, Profiler } from './types';
export declare function getAsyncContexts(): TimedContext[];
export declare class AsyncResourceWithFields<T> extends AsyncResource {
    fields: T;
    constructor(name: string, options: AsyncResourceOptions, fields: T);
}
export declare function makeClassCallable(ctor: any): any;
export declare function wrapType<Args>(parentClass: any, methods: string[], fieldNames: string[]): any;
export declare function registerProfilerForAsyncInformation(profiler: Profiler): void;
export declare function profileStart(asyncId: number, profile: InProgressProfile, relatedAsyncIds: Set<number>): void;
export declare function profileEnd(asyncId: number, relatedAsyncIds: Set<number>): void;
export declare function deregisterProfilerForAsyncInformation(profiler: Profiler): void;
export declare function recordIncomingGraphQLQuery(query: string): void;
export declare function activeProfile(): InProgressProfile | null;
export declare function makeActiveProfileExitPoint(label: string): ExitPoint;