/// <reference types="node" />
import { OutgoingHttpHeaders } from 'http';
import { StateStore, VerifyFunction } from 'passport-oauth2';
interface StrategyOptions {
    authorizationURL?: string;
    tokenURL?: string;
    clientID: string;
    clientSecret: string;
    callbackURL?: string | undefined;
    customHeaders?: OutgoingHttpHeaders | undefined;
    scope?: string | string[] | undefined;
    scopeSeparator?: string | undefined;
    sessionKey?: string | undefined;
    store?: StateStore | undefined;
    state?: any;
    skipUserProfile?: any;
    pkce?: boolean | undefined;
    proxy?: any;
    passReqToCallback?: boolean | undefined;
    grant_type?: string;
    userProfileURL?: string;
}
export type { StrategyOptions, VerifyFunction };