import { OnInit } from '@angular/core';
export declare class USWDSAlertComponent implements OnInit {
    alertType: 'INFO' | 'WARNING' | 'ERROR' | 'SUCCESS';
    displayIcon: boolean;
    isSlim: boolean;
    role: string;
    alertClass: string;
    constructor();
    ngOnInit(): void;
    getAlertClass(): "usa-alert--info" | "usa-alert--warning" | "usa-alert--error" | "usa-alert--success";
}