import { Duplex } from 'stream';
export declare class FullDuplexStream {
    static CreatePair(): {
        first: Duplex;
        second: Duplex;
    };
    /**
     * Creates a full duplex stream from a readable stream and a writable stream.
     * @param readable The stream that the duplex stream will read from.
     * @param writable The stream that the duplex stream will write to.
     * @returns A duplex stream. Ending the duplex stream ends `writable`, but destroying the
     * duplex stream does not destroy either of the underlying streams.
     */
    static Splice(readable: NodeJS.ReadableStream, writable: NodeJS.WritableStream): Duplex;
}