export default class WebTransport { constructor (url: string | URL, options?: WebTransportOptions) { throw new Error('Only supported in browsers') } close (): void { throw new Error('Only supported in browsers') } async createBidirectionalStream (): Promise { throw new Error('Only supported in browsers') } public closed = Promise.reject(new Error('Only supported in browsers')) public ready = Promise.reject(new Error('Only supported in browsers')) public incomingBidirectionalStreams: ReadableStream }