Function invokeMainRequest

desktop/runtime-host/main-request-client.ts:34–58

(
  name: TName,
  payload: RuntimeHostMainRequestMap[TName],
)

}

export async function invokeMainRequest<TName extends RuntimeHostMainRequestName>(
  name: TName,
  payload: RuntimeHostMainRequestMap[TName],
): Promise<RuntimeHostMainResponseMap[TName]> {
  if (!process.send) {
    throw new Error(`Cannot invoke main request ${name}: runtime host IPC is unavailable.`)
  }

  const id = randomUUID()
  const result = new Promise<RuntimeHostMainResponseMap[TName]>((resolve, reject) => {
    const timeout = setTimeout(() => {
      pendingMainRequests.delete(id)
      reject(new Error(`Timed out waiting for main request ${name}.`))
    }, mainRequestTimeoutMs)

    pendingMainRequests.set(id, {
      resolve: (value) => resolve(value as RuntimeHostMainResponseMap[TName]),
      reject,
      timeout,
    })
  })

  process.send({ type: 'main-request', id, name, payload })
  return await result
}