Function useAsync

src/server/useAsync.ts:13–31

(keyValue: unknown, asyncFn: () => T)

import type { StreamReturnUtils } from './renderToStream.js'

function useAsync<T>(keyValue: unknown, asyncFn: () => T): Awaited<T> {
  assertKey(keyValue)
  const key = stringifyKey(keyValue)
  const elementId = useId()

  const streamUtils = useStream()
  assert(streamUtils)

  const resolver = async () => {
    const value = await asyncFn()
    provideInitData(streamUtils, { key, value, elementId })
    return value
  }

  const suspenses = useSuspenseData()
  assert(suspenses)

  return useSuspense({ suspenses, resolver, key, elementId, asyncFnName: asyncFn.name })
}

// See consumer getInitData()
function provideInitData(streamUtils: StreamReturnUtils, initData: InitData) {