import { Transform, TransformCallback } from 'stream';
interface LinerOptions {
    lineSeparator?: string;
    [key: string]: unknown;
}
export default class Liner extends Transform {
    private readonly lineSeparator;
    private lastLineData;
    constructor(options?: LinerOptions);
    _transform(chunk: Buffer, encoding: BufferEncoding, done: TransformCallback): void;
    _flush(done: TransformCallback): void;
}
export {};
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