Function onStorage

packages/react/src/api/oauth-popup.ts:117–133

(event: StorageEvent)

  // auto-close (unlike a raced BroadcastChannel). The callback writes the result
  // under `channelName`; we read it, clean up, and settle.
  const onStorage = (event: StorageEvent) => {
    if (event.key !== input.channelName || event.newValue === null) return;
    // oxlint-disable-next-line executor/no-try-catch-or-throw -- boundary: JSON.parse of a foreign storage value can throw
    try {
      // oxlint-disable-next-line executor/no-json-parse -- boundary: browser-only helper, no Effect runtime; parsing a same-origin localStorage signal
      const data: unknown = JSON.parse(event.newValue);
      // oxlint-disable-next-line executor/no-try-catch-or-throw -- boundary: localStorage can throw (private mode / disabled)
      try {
        window.localStorage.removeItem(input.channelName);
      } catch {
        // best-effort cleanup
      }
      handleResult(data);
    } catch {
      // Malformed value — ignore; another channel may still deliver.
    }
  };

  const stopPolling = () => {
    if (pollHandle !== null) {