import { ElementRef } from '@angular/core';
import * as i0 from "@angular/core";
export declare class ValidationStyleDirective {
    elRef: ElementRef;
    constructor(elRef: ElementRef);
    static ɵfac: i0.ɵɵFactoryDeclaration<ValidationStyleDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<ValidationStyleDirective, "[validationStyle]", ["validationStyle"], {}, {}, never, never, false>;
}