import { PipeTransform } from '@angular/core';
import { NgErrorMessageService } from './ng-error-message.service';
export declare class NgErrorMessagePipe implements PipeTransform {
    private _errorMessageSrv;
    /**
     * Saves the untransformed message
     */
    private _cachedCleanMessage;
    /**
     * Saves the transformed message
     */
    private _cachedTransformedMessage;
    constructor(_errorMessageSrv: NgErrorMessageService);
    transform(errors: any, args?: any): any;
}