Function suspendResource

docs/index.js:17676–17726

(hoistableRoot, resource, props)

var suspendedState = null;
function noop() {}
function suspendResource(hoistableRoot, resource, props) {
  if (null === suspendedState) throw Error(formatProdErrorMessage(475));
  var state = suspendedState;
  if (
    "stylesheet" === resource.type &&
    ("string" !== typeof props.media ||
      !1 !== matchMedia(props.media).matches) &&
    0 === (resource.state.loading & 4)
  ) {
    if (null === resource.instance) {
      var key = getStyleKey(props.href),
        instance = hoistableRoot.querySelector(
          getStylesheetSelectorFromKey(key)
        );
      if (instance) {
        hoistableRoot = instance._p;
        null !== hoistableRoot &&
          "object" === typeof hoistableRoot &&
          "function" === typeof hoistableRoot.then &&
          (state.count++,
          (state = onUnsuspend.bind(state)),
          hoistableRoot.then(state, state));
        resource.state.loading |= 4;
        resource.instance = instance;
        markNodeAsHoistable(instance);
        return;
      }
      instance = hoistableRoot.ownerDocument || hoistableRoot;
      props = stylesheetPropsFromRawProps(props);
      (key = preloadPropsMap.get(key)) &&
        adoptPreloadPropsForStylesheet(props, key);
      instance = instance.createElement("link");
      markNodeAsHoistable(instance);
      var linkInstance = instance;
      linkInstance._p = new Promise(function (resolve, reject) {
        linkInstance.onload = resolve;
        linkInstance.onerror = reject;
      });
      setInitialProperties(instance, "link", props);
      resource.instance = instance;
    }
    null === state.stylesheets && (state.stylesheets = new Map());
    state.stylesheets.set(resource, hoistableRoot);
    (hoistableRoot = resource.state.preload) &&
      0 === (resource.state.loading & 3) &&
      (state.count++,
      (resource = onUnsuspend.bind(state)),
      hoistableRoot.addEventListener("load", resource),
      hoistableRoot.addEventListener("error", resource));
  }
}
function waitForCommitToBeReady() {
  if (null === suspendedState) throw Error(formatProdErrorMessage(475));
  var state = suspendedState;