/**
 * Singleton empty objects to avoid repeated object creation in hot paths
 */
export declare const EMPTY_OBJECT: any;
export declare const EMPTY_ARRAY: readonly any[];
/**
 * Create a new empty object only when needed for mutation
 */
export declare function createEmptyObject(): any;
/**
 * Returns either the singleton EMPTY_OBJECT or creates a new one if mutation is needed
 */
export declare function getEmptyObject(mutable?: boolean): any;