import { type CustomOptions, type TSchema } from "typebox";
import { SCHEMA_NAME_PROPERTY } from "./constants.js";
export interface TaggedSchema {
    /**
     * Added for internal use within `@eropple/fastify-openapi3`.  Don't touch this if you
     * don't know what you're doing!
     *
     * If you want to know what you're doing: well, this is the uniqueness key
     * for your schemas, because using `$id` in schemas means that you, personally, will have
     * to do the juggling rather than being able to use TypeScript objects via Typebox. And
     * part of using Typebox, and specifically using `schemaType` to wrap Typebox objects,
     * is that `@eropple/fastify-openapi3` is smart enough to yell at you if you used different
     * types pretending to be the same one.
     *
     * Whatever value you pass to this will end up `PascalCased` when you see it later.
     *
     * Most use cases should never need to use this, I expect. This is exposed, however, in
     * case you're pulling in JSON Schema schemas from outside sources and need to do some
     * doctoring.
     */
    [SCHEMA_NAME_PROPERTY]: symbol;
}
/**
 * Decorates a `@sinclair/typebox` schema with a name for use in
 * `@eropple/fastify-openapi3`.
 *
 * If you decorate two separate types with the same `name`, this
 * will explode at speed. You have been warned. I will laugh.
 */
export declare function schemaType<T extends TSchema & CustomOptions>(name: string, type: T): T & TaggedSchema;