import * as firebase from 'firebase';
import { EzfaOauthMethod } from './ezfa-oauth-method.enum';
import { EzfaProviderLabels } from './ezfa-provider-labels.class';
export declare class EzfaOptions {
    applicationLabel: string;
    rootSlug: string;
    providerIds: string[];
    providers?: firebase.auth.AuthProvider[];
    requireDisplayName?: boolean;
    requireTos?: boolean;
    sendEmailVerificationLink?: boolean;
    oauthMethod?: EzfaOauthMethod;
    providerLabels?: EzfaProviderLabels;
}