import { AbstractControl, FormGroupDirective, NgForm } from "@angular/forms";
import { SafeAny } from "../type/type";
export declare function isErrorStatus(formControl: AbstractControl | undefined | null, form: FormGroupDirective | NgForm | undefined): boolean | undefined | null;
/**
 * Check is two elements are equals or if an element is contained in a list.
 *
 * @author Federico Gambardella<fedega86@libero.it>
 * @param {SafeAny} element
 * @param {SafeAny | SafeAny[]} expectedElementList
 * @returns
 */
export declare function isEquals(element: SafeAny, expectedElementList: SafeAny[] | SafeAny): boolean;