/**
 * @file Runtime statechart extraction utilities
 * @description Extract statecharts from running machine instances using Symbol-based metadata
 */
import { type RuntimeTransitionMeta } from './primitives';
/**
 * Extract metadata from a single function if it has runtime metadata attached
 *
 * @param fn - Function to extract from
 * @returns Metadata object or null if no metadata
 */
export declare function extractFunctionMetadata(fn: any): RuntimeTransitionMeta | null;
/**
 * Extract state node from a machine class instance
 *
 * @param stateInstance - Instance of a machine state class
 * @returns State node with transitions
 */
export declare function extractStateNode(stateInstance: any): any;
/**
 * Generate a complete statechart from multiple state class instances
 *
 * @param states - Object mapping state names to state instances
 * @param config - Chart configuration
 * @returns XState-compatible statechart JSON
 *
 * @example
 * const chart = generateStatechart({
 *   'LoggedOut': new LoggedOutMachine(),
 *   'LoggedIn': new LoggedInMachine()
 * }, {
 *   id: 'auth',
 *   initial: 'LoggedOut'
 * });
 */
export declare function generateStatechart(states: Record<string, any>, config: {
    id: string;
    initial: string;
    description?: string;
}): any;
/**
 * Convenience function to extract statechart from a single machine instance
 * Useful for simple machines with a single context but multiple transitions
 *
 * @param machineInstance - Machine instance
 * @param config - Chart configuration
 * @returns XState-compatible statechart JSON
 */
export declare function extractFromInstance(machineInstance: any, config: {
    id: string;
    stateName?: string;
}): any;
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