import { OpenApi } from "@samchon/openapi";
/**
 * Swagger customization decorator.
 *
 * `SwaggerCustomizer` is a method decorator function which can used for
 * customizing the swagger data with `npx nestia swagger` command. Furthermore,
 * it is possible to add plugin properties starting with `x-` characters.
 *
 * In other words, this decorator function does not affect to the runtime,
 * but only for the swagger data customization.
 *
 * @param closure Callback function which can customize the swagger data
 * @returns Method decorator
 * @author Jeongho Nam - https://github.com/samchon
 */
export declare function SwaggerCustomizer(closure: (props: SwaggerCustomizer.IProps) => unknown): MethodDecorator;
export declare namespace SwaggerCustomizer {
    /**
     * Properties for the `SwaggerCustomizer` decorator.
     *
     * `SwaggerCustomizer.IProps` is a type for the `closure` parameter of the
     * `SwaggerCustomizer` decorator. It's a callback function which can customize
     * the swagger data.
     */
    interface IProps {
        /**
         * Swagger data.
         */
        swagger: OpenApi.IDocument;
        /**
         * Method of the route.
         */
        method: string;
        /**
         * Path of the route.
         */
        path: string;
        /**
         * Route data.
         */
        route: OpenApi.IOperation;
        /**
         * Get neighbor endpoint data through the controller method.
         *
         * @param func Controller method to find the neighbor endpoint
         * @returns Neighbor endpoint data
         */
        at(func: Function): ISwaggerEndpoint | undefined;
        /**
         * Get neighbor route data.
         *
         * @param accessor Accessor for getting neighbor route data
         * @returns Neighbor route data
         */
        get(accessor: IAccessor): OpenApi.IOperation | undefined;
    }
    /**
     * Accessor for getting neighbor route data.
     */
    interface IAccessor {
        /**
         * Path of the neighbor route.
         */
        path: string;
        /**
         * Method of the neighbor route.
         */
        method: string;
    }
    /**
     * Endpoint info of the route.
     */
    interface ISwaggerEndpoint extends IAccessor {
        /**
         * Route data.
         */
        route: OpenApi.IOperation;
    }
}