Function createServerData

fixtures/ssr2/server/render.js:75–96

()

// We fake this because the streaming HTML renderer
// is not yet integrated with real data fetching strategies.
function createServerData() {
  let done = false;
  let promise = null;
  return {
    read() {
      if (done) {
        return;
      }
      if (promise) {
        throw promise;
      }
      promise = new Promise(resolve => {
        setTimeout(() => {
          done = true;
          promise = null;
          resolve();
        }, API_DELAY);
      });
      throw promise;
    },
  };
}