import type { StandardSchemaV1 } from "../Validate/standardSchema";
/**
 * Property decorator factory that validates a field against any Standard
 * Schema V1 validator, including every UMT validator (`number()`,
 * `arrayOf()`, `object()`, ...). Only synchronous validators are supported;
 * a validator that returns a Promise is treated as a failure.
 *
 * @template Output - The validated output type.
 * @param validator - A Standard Schema V1 compatible validator.
 * @returns A property decorator.
 *
 * @example
 * ```typescript
 * class Box {
 *   @Schema(arrayOf(number())) values = [];
 * }
 * ```
 */
export declare const Schema: <Output>(validator: StandardSchemaV1<unknown, Output>) => (target: object, propertyKey: string | symbol) => void;