import { Transform, type TransformCallback } from 'node:stream';
export declare const DEFAULT_MAX_JSONL_FRAME_BYTES: number;
export declare class FrameTooLargeError extends Error {
    readonly direction: string;
    readonly limit: number;
    readonly code = "DAEMON_FRAME_TOO_LARGE";
    constructor(direction: string, limit: number);
}
export declare class BoundedLineTransform extends Transform {
    private readonly maxLineBytes;
    private readonly direction;
    private bytesSinceNewline;
    constructor(maxLineBytes?: number, direction?: string);
    _transform(chunk: Buffer | string, encoding: BufferEncoding, callback: TransformCallback): void;
}
export declare function assertBoundedSerializedFrame(serializedFrame: string, maxFrameBytes?: number, direction?: string): void;