/**
 * Performance Utilities
 * Helper functions for optimizing performance in the FlowDrop app
 */
import type { WorkflowNode, WorkflowEdge } from '../types/index.js';
/**
 * Fast shallow comparison for workflow nodes
 * Avoids expensive JSON.stringify operations
 */
export declare function areNodeArraysEqual(nodes1: WorkflowNode[], nodes2: WorkflowNode[]): boolean;
/**
 * Fast shallow comparison for workflow edges
 * Avoids expensive JSON.stringify operations
 */
export declare function areEdgeArraysEqual(edges1: WorkflowEdge[], edges2: WorkflowEdge[]): boolean;
/**
 * Throttle function execution to reduce frequency
 * Uses requestAnimationFrame for smooth UI updates
 */
export declare function throttle<T extends (...args: any[]) => void>(func: T, wait: number): (...args: Parameters<T>) => void;
/**
 * Debounce function execution to reduce frequency
 * Waits for a pause in calls before executing
 */
export declare function debounce<T extends (...args: any[]) => void>(func: T, wait: number): (...args: Parameters<T>) => void;
/**
 * RequestAnimationFrame-based throttle for smooth animations
 * Better for visual updates like node dragging
 */
export declare function rafThrottle<T extends (...args: any[]) => void>(func: T): (...args: Parameters<T>) => void;