import { AfterContentInit, ElementRef, OnInit, Renderer2 } from '@angular/core';
import { NgControl } from '@angular/forms';
import { Observable } from 'rxjs';
import { CustomErrorMessageFormatters } from '../../models/custom-error-messages.token';
export declare class FormGroupComponent implements OnInit, AfterContentInit {
    private el;
    private renderer;
    private errorMessages;
    get classList(): string;
    id: string;
    label: ElementRef<any>;
    input: ElementRef<any>;
    formControl: NgControl;
    errors: Observable<any>;
    constructor(el: ElementRef, renderer: Renderer2, errorMessages: CustomErrorMessageFormatters);
    get isTouchedAndDirty(): boolean;
    get labelContent(): string;
    ngOnInit(): void;
    ngAfterContentInit(): void;
    private setInputAndLabelAttributes;
    private listeningChangesAndSetErrors;
    private mapErrors;
    private findFormatter;
    private assignProperClasses;
}