/**
 * Node Status Utility Functions
 * Provides utilities for managing and displaying node execution status
 */
import type { NodeExecutionStatus, NodeExecutionInfo } from '../types/index.js';
/**
 * Get the display color for a node execution status
 */
export declare function getStatusColor(status: NodeExecutionStatus): string;
/**
 * Get the display icon for a node execution status
 */
export declare function getStatusIcon(status: NodeExecutionStatus): string;
/**
 * Get the display label for a node execution status
 */
export declare function getStatusLabel(status: NodeExecutionStatus): string;
/**
 * Get the background color for a node execution status overlay
 */
export declare function getStatusBackgroundColor(status: NodeExecutionStatus): string;
/**
 * Get the text color for a node execution status overlay
 */
export declare function getStatusTextColor(status: NodeExecutionStatus): string;
/**
 * Create a default NodeExecutionInfo object
 */
export declare function createDefaultExecutionInfo(): NodeExecutionInfo;
/**
 * Update node execution info when execution starts
 */
export declare function updateExecutionStart(executionInfo: NodeExecutionInfo): NodeExecutionInfo;
/**
 * Update node execution info when execution completes successfully
 */
export declare function updateExecutionComplete(executionInfo: NodeExecutionInfo, duration: number): NodeExecutionInfo;
/**
 * Update node execution info when execution fails
 */
export declare function updateExecutionFailed(executionInfo: NodeExecutionInfo, error: string, duration: number): NodeExecutionInfo;
/**
 * Reset node execution info
 */
export declare function resetExecutionInfo(executionInfo: NodeExecutionInfo): NodeExecutionInfo;
/**
 * Format execution duration for display
 */
export declare function formatExecutionDuration(duration?: number): string;
/**
 * Format last executed timestamp for display
 */
export declare function formatLastExecuted(timestamp?: string): string;