/**
 * CsvSuperError — Base error class for all csv-super errors.
 *
 * Extend this class for specific error types.
 * Consumers can catch all csv-super errors with:
 *
 * ```typescript
 * import { CsvSuperError } from 'csv-super';
 *
 * try {
 *   for await (const batch of csvSuper('data.csv')) { ... }
 * } catch (err) {
 *   if (err instanceof CsvSuperError) {
 *     console.error('csv-super error:', err.message);
 *   }
 * }
 * ```
 */
export declare class CsvSuperError extends Error {
    /**
     * Error code for programmatic handling.
     * Follows the pattern: 'CSV_SUPER_<TYPE>'
     */
    readonly code: string;
    /** ISO 8601 timestamp of when the error occurred. */
    readonly timestamp: string;
    constructor(message: string, code?: string);
}
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