Function createUpgradeRequest

src/websocket.ts:106–120

(request: IncomingMessage)

}

const createUpgradeRequest = (request: IncomingMessage): Request => {
  const protocol = (request.socket as { encrypted?: boolean }).encrypted ? 'https' : 'http'
  const url = new URL(request.url ?? '/', `${protocol}://${request.headers.host ?? 'localhost'}`)
  const headers = new Headers()
  for (const key in request.headers) {
    const value = request.headers[key]
    if (!value) {
      continue
    }
    headers.append(key, Array.isArray(value) ? value[0] : value)
  }
  return new Request(url, {
    headers,
  })
}

export const setupWebSocket = (options: {
  server: ServerType