import { AbstractControl, FormArray, FormControl, FormGroup } from '@angular/forms';
import { Observable } from 'rxjs';
export type ControlsFor<T> = {
    [K in keyof T]: AbstractControl<unknown>;
};
export declare function formControlValue$<TValue, CONTROL extends FormControl<TValue>>(formControl: FormControl<TValue>): Observable<CONTROL['value']>;
export declare function formGroupValue$<TValue extends ControlsFor<TValue>, GROUP extends FormGroup<TValue>>(formGroup: FormGroup<TValue>): Observable<GROUP['value']>;
export declare function formArrayValue$<TControl extends AbstractControl, ARRAY extends FormArray<TControl>>(formArray: FormArray<TControl>): Observable<ARRAY['value']>;