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fix: optional postMessage transfer arg (#32433)

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Shelley Vohr 2022-01-13 14:52:48 +01:00 • committed by GitHub
parent 1aaa0fad69
commit 6c88e3b8e7
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3 changed files with 14 additions and 2 deletions
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shell/browser/api/electron_api_web_frame_main.cc
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@ -210,7 +210,7 @@ void WebFrameMain::PostMessage(v8::Isolate* isolate,
}
std::vector<gin::Handle<MessagePort>> wrapped_ports;
if (transfer) {
if (transfer && !transfer.value()->IsUndefined()) {
if (!gin::ConvertFromV8(isolate, *transfer, &wrapped_ports)) {
isolate->ThrowException(v8::Exception::Error(
gin::StringToV8(isolate, "Invalid value for transfer")));