/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
export declare class ReactiveErrors {
    static controlParentException(): void;
    static ngModelGroupException(): void;
    static missingFormException(): void;
    static groupParentException(): void;
    static arrayParentException(): void;
    static disabledAttrWarning(): void;
    static ngModelWarning(directiveName: string): void;
}
