/**
 * NDJSON (Newline Delimited JSON) formatter for CLI
 * Streams one JSON object per line
 */
import type { OutputWriter } from '../utils/output.js';
/**
 * Write a single record as NDJSON line
 */
export declare function writeNdjsonLine(record: unknown, writer: OutputWriter): void;
/**
 * Format entire array as NDJSON (for non-streaming use)
 */
export declare function formatNdjson(data: unknown[], writer: OutputWriter): void;
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