import { OnInit, EventEmitter, SimpleChanges, OnChanges, OnDestroy } from '@angular/core';
import { FormGroup } from '@angular/forms';
import { Subscription } from 'rxjs';
import { ReactiveFormService } from '../../services/reactive-form.service';
export declare class ChipComponent implements OnInit, OnChanges, OnDestroy {
    formService: ReactiveFormService;
    fieldObj: any;
    options: any;
    values: any;
    form: FormGroup;
    valueChange: EventEmitter<any>;
    isHideExpression: boolean;
    subscriptions: Subscription[];
    constructor(formService: ReactiveFormService);
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    notifyChange(): void;
    hideExpression(): void;
    setValidations(): void;
    clearValidations(): void;
    ngOnDestroy(): void;
}