@aurelia-mdc-web/base/dist/types/elements/i-validated-element.d.ts

Base classes for Aurelia Material Components Web

/** @hidden */
export interface IError {
    message: string | null;
}
/** @hidden */
export interface IValidatedElement extends HTMLElement {
    addError(error: IError): void;
    removeError(error: IError): void;
    renderErrors(): void;
    valid: boolean;
}