import Type from '../types/Type';
import { IdentifierPath } from '../Validation';
import RuntimeTypeErrorItem from './RuntimeTypeErrorItem';
export default class InvalidKeyTypeErrorItem extends RuntimeTypeErrorItem {
    static readonly code: 'INVALID_KEY_TYPE';
    readonly key: string | number | symbol;
    readonly expectedKeyType: Type<unknown>;
    constructor(path: IdentifierPath, valueAtPath: unknown, expectedTypeAtPath: Type<unknown>, key: string | number | symbol, expectedKeyType: Type<unknown>);
    messageAtPath(): string;
}