/**
 * ThreadError — Thrown when a Worker Thread encounters an error.
 *
 * @example
 * ```typescript
 * import { ThreadError } from 'csv-super';
 *
 * try {
 *   for await (const batch of csvSuperPro('data.csv', options)) { ... }
 * } catch (err) {
 *   if (err instanceof ThreadError) {
 *     console.error(`Thread ${err.threadId} failed: ${err.message}`);
 *   }
 * }
 * ```
 */
import { CsvSuperError } from './CsvSuperError.js';
export declare class ThreadError extends CsvSuperError {
    /** Zero-based index of the worker thread that failed. */
    readonly threadId: number;
    /**
     * Byte range the thread was responsible for.
     * Useful for partial retry scenarios.
     */
    readonly byteRange: {
        start: number;
        end: number;
    };
    /** Original error from inside the worker thread. */
    readonly workerError: unknown;
    constructor(message: string, threadId: number, byteRange: {
        start: number;
        end: number;
    }, workerError?: unknown);
}
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