import { FieldControl } from './field-control';
import * as i0 from "@angular/core";
/**
 * Used inside sp-field to provide an error message for the field.
 */
export declare class FieldErrorDirective {
    /**
     * A unique id for the host DOM element.
     * If none is supplied, it will be auto-generated.
     */
    id: string;
    /**
     * Target for the error. Can be either a specific control or a nested field.
     * When set, only the targeted control/field will show the error state.
     */
    target?: FieldControl | {
        controls?: {
            toArray(): FieldControl[];
        };
    };
    static ɵfac: i0.ɵɵFactoryDeclaration<FieldErrorDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<FieldErrorDirective, "sp-field-error", never, { "id": "id"; "target": "target"; }, {}, never, never, true, never>;
}