diff options
Diffstat (limited to 'runtime/js/99_main.js')
| -rw-r--r-- | runtime/js/99_main.js | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/runtime/js/99_main.js b/runtime/js/99_main.js index f65bd2b01..cbba28434 100644 --- a/runtime/js/99_main.js +++ b/runtime/js/99_main.js @@ -282,7 +282,8 @@ let isClosing = false; let globalDispatchEvent; function hasMessageEventListener() { - return event.listenerCount(globalThis, "message") > 0; + return event.listenerCount(globalThis, "message") > 0 || + messagePort.messageEventListenerCount > 0; } async function pollForMessages() { |