import { BaseError, type ErrorDetails } from '@winglet/common-utils/error';
/**
 * Error thrown when an error occurs in the DataLoader
 * Can occur during batching, caching, or other operations
 */
export declare class DataLoaderError extends BaseError {
    /**
     * DataLoaderError constructor
     * @param code - Specific error code
     * @param message - Error message
     * @param details - Additional error information
     */
    constructor(code: string, message: string, details?: ErrorDetails);
}
/**
 * Type guard function to check if the given error is an DataLoaderError
 * @param error - The error object to check
 * @returns Whether the error is an DataLoaderError
 */
export declare const isDataLoaderError: (error: unknown) => error is DataLoaderError;