methodstream.web.ReadableStream.getReadergetReader(options: { mode: 'byob' }): ReadableStreamBYOBReader;getReader(): ReadableStreamDefaultReader<R>;getReader(options?: ReadableStreamGetReaderOptions): ReadableStreamReader<R>;Referenced typesinterface ReadableStreamBYOBReaderreadonly closed: Promise<void>cancel(reason?: any): Promise<void>;read<T extends NonSharedArrayBufferView>(view: T,options?: ReadableStreamBYOBReaderReadOptions): Promise<ReadableStreamReadResult<T>>;releaseLock(): void;interface ReadableStreamDefaultReader<R = any>readonly closed: Promise<void>cancel(reason?: any): Promise<void>;read(): Promise<ReadableStreamReadResult<R>>;releaseLock(): void;interface ReadableStreamGetReaderOptionsmode?: 'byob'type ReadableStreamReader<T> = ReadableStreamDefaultReader<T> | ReadableStreamBYOBReader