import { ValidationRenderer, RenderInstruction } from "aurelia-validation";
import { IEventAggregator } from "../../interfaces/IEventAggregator";
export declare class ValidationEventAggregator implements ValidationRenderer, IValidationMessageAggregator {
    private instanceErrors;
    constructor();
    render(instruction: RenderInstruction): void;
    groupInstanceErrors(renderInstruction: any): void;
    private _notify(instances);
    readonly invalidInstances: Array<any>;
}
export interface IValidationMessageAggregator extends ValidationRenderer {
    invalidInstances: Array<any>;
}
export declare type IValidationEventAggregator = IValidationMessageAggregator & IEventAggregator;