import { Token, Type } from './types';
declare type ForwardRefFn<T> = () => Type<T>;
export interface ForwardRef<T> extends ForwardRefFn<T> {
    __forward_ref__: typeof forwardRef;
}
export declare function forwardRef<T>(forwardRefFn: () => Type<T>): ForwardRef<T>;
/**
 * @ignore
 *
 * @param token The token or forwardRef to resolve
 */
export declare function resolveForwardRef<T>(token: Type<T> | ForwardRef<T>): Type<T>;
export declare function resolveForwardRef<T>(token: Token | ForwardRef<T>): Token;
export {};