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Issue #618 - Fix error events fired when loading JS module dependencies fail

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When module dependencies fail, don't spam with errors for each import; only fire
the error event once.

Ref: BZ 1421259
This commit is contained in:
Moonchild 2020-07-08 10:50:53 +00:00 • committed by Roy Tam
commit 933fb54415
5 changed files with 12 additions and 9 deletions
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3
dom/script/ScriptLoader.cpp
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@ -2327,7 +2327,8 @@ ScriptLoader::OnStreamComplete(nsIIncrementalStreamLoader* aLoader,
MOZ_ASSERT(!modReq->IsTopLevel());
MOZ_ASSERT(!modReq->isInList());
modReq->Cancel();
FireScriptAvailable(rv, request);
// A single error is fired for the top level module, so don't use
// FireScriptAvailable here.
} else if (mParserBlockingRequest == request) {
MOZ_ASSERT(!request->isInList());
mParserBlockingRequest = nullptr;