import Type from './Type';
import Validation, { IdentifierPath } from '../Validation';
import RuntimeTypeErrorItem from '../errorReporting/RuntimeTypeErrorItem';
export default class ObjectTypeProperty<K extends string | number | symbol, V> extends Type<V> {
    typeName: string;
    readonly key: K;
    readonly value: Type<V>;
    readonly optional: boolean;
    __objectType: Type<any>;
    constructor(key: K, value: Type<V>, optional: boolean);
    clone(): ObjectTypeProperty<K, V>;
    /**
     * Determine whether the property exists on the given input or its prototype chain.
     */
    existsOn(input: Record<string, any>): boolean;
    errors(validation: Validation, path: IdentifierPath, input: any): Iterable<RuntimeTypeErrorItem>;
    accepts(input: Record<K, V>): input is any;
    toString(): string;
}