import * as spec from '@jsii/spec';
import * as api from './api';
/**
 * Get the JSII fqn for an object (if available)
 *
 * This will return something if the object was constructed from a JSII-enabled
 * class/constructor, or if a literal object was annotated with type
 * information.
 *
 * @param obj the object for which a jsii FQN is requested.
 * @param isVisibleType a function that determines if a type is visible.
 */
export declare function jsiiTypeFqn(obj: any, isVisibleType: (fqn: spec.FQN) => boolean): spec.FQN | undefined;
/**
 * If this object was previously serialized under a given reference, return the same reference
 *
 * This is to retain object identity across invocations.
 */
export declare function objectReference(obj: unknown): api.ObjRef | undefined;
/**
 * Set the JSII FQN for classes produced by a given constructor
 */
export declare function tagJsiiConstructor(constructor: any, fqn: spec.FQN): void;
/**
 * Table of JSII objects
 *
 * There can be multiple references to the same object, each under a different requested
 * type.
 */
export declare class ObjectTable {
    #private;
    constructor(resolveType: (fqn: spec.FQN) => spec.Type);
    /**
     * Register the given object with the given type
     *
     * Return the existing registration if available.
     */
    registerObject(obj: unknown, fqn: spec.FQN, interfaces?: spec.FQN[]): api.ObjRef;
    /**
     * Find the object and registered type for the given ObjRef
     */
    findObject(objref: api.ObjRef): RegisteredObject;
    /**
     * Delete the registration with the given objref
     */
    deleteObject({ [api.TOKEN_REF]: objid }: api.ObjRef): void;
    get count(): number;
}
export interface RegisteredObject {
    instance: any;
    fqn: spec.FQN;
    interfaces?: spec.FQN[];
}
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