// Describes the package to typescript users. import {Readable, Writable} from 'stream'; /** A stream that reads from a string given at creation time. */ export declare class ReadableStream extends Readable { constructor(contents: string); } /** A stream that writes into an in-memory buffer. */ export declare class WritableStream extends Writable { /** Returns the written contents as a string. */ toString(): string; /** Returns the written contents as a buffer. */ toBuffer(): Buffer; }