import { FormGroup } from '@angular/forms';
import { FormField } from './models/form.model';
export declare class NgRxformService {
    getErrors(formControl: string, formGroup: FormGroup, fields: FormField[]): string;
    isControlInvalid(formGroup: FormGroup, controlName: string): boolean;
    markFieldsAsDirty(formGroup: FormGroup): void;
}