/**
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
 */
import { PipeTransform } from '@angular/core';
import * as i0 from "@angular/core";
export declare class NzHighlightPipe implements PipeTransform {
    private UNIQUE_WRAPPERS;
    transform(value: string, highlightValue: string, flags?: string, klass?: string): string | null;
    static ɵfac: i0.ɵɵFactoryDeclaration<NzHighlightPipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<NzHighlightPipe, "nzHighlight", true>;
}