import { AfterViewInit, OnChanges } from '@angular/core';
import * as i0 from "@angular/core";
export declare class VudOptionHighlightDirective implements OnChanges, AfterViewInit {
    private readonly elementRef;
    private readonly renderer;
    private label?;
    term?: string;
    ngOnChanges(): void;
    ngAfterViewInit(): void;
    private get element();
    private escapeRegExp;
    private highlightLabel;
    private setInnerHtml;
    static ɵfac: i0.ɵɵFactoryDeclaration<VudOptionHighlightDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<VudOptionHighlightDirective, "[vudOptionHighlight]", never, { "term": { "alias": "vudOptionHighlight"; "required": false; }; }, {}, never, never, true, never>;
}