import { MdOutlinedField } from '@material/web/field/outlined-field';
/**
 * Input validator to make components use validation consistent with material 3 outlined styling
 *
 * @element titanium-input-validator
 * @slot default - The slotted element should fire the NotifyUserInputEvent when it is ready to be validated
 * @example
 * <titanium-input-validator .evaluator=${() => (this.collection?.length ?? 0) > 0} validationMessage="Collection must have one item">
 *     <custom-input></custom-input>
 * </titanium-input-validator>
 */
export declare class TitaniumInputValidator extends MdOutlinedField {
    populated: boolean;
    accessor evaluator: () => boolean;
    firstUpdated(): void;
    reset(): void;
    reportValidity(): boolean;
    checkValidity(): boolean;
}
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