/**
 * Error type definitions for improved type safety
 */
export interface NodeJSError extends Error {
    code?: string;
    errno?: number;
    path?: string;
    syscall?: string;
}
/**
 * File system error with additional properties
 */
export interface FileSystemError extends NodeJSError {
    code: 'EACCES' | 'EISDIR' | 'ENOENT' | 'ENOTDIR' | 'EPERM' | string;
    path?: string;
}
/**
 * Validation error with additional context
 */
export interface ValidationError extends Error {
    constraint?: string;
    field?: string;
    value?: unknown;
}
/**
 * Configuration error with additional context
 */
export interface ConfigurationError extends Error {
    configPath?: string;
    property?: string;
}
/**
 * Network error with additional context
 */
export interface NetworkError extends Error {
    statusCode?: number;
    timeout?: boolean;
    url?: string;
}
/**
 * Type guard for Node.js errors
 */
export declare function isNodeJSError(error: unknown): error is NodeJSError;
/**
 * Type guard for file system errors
 */
export declare function isFileSystemError(error: unknown): error is FileSystemError;
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