174702 2017-07-20 19:10:17 -0700 DOMException should have same properties as Error 2022-09-02 16:11:13 -0700 1 1 1 Unclassified WebKit Bindings WebKit Nightly Build Unspecified Unspecified NEW P2 Normal --- 174216 1 cdumez webkit-unassigned ahmad.saleem792 bfulgham cdumez d fpizlo ggaren rniwa sam oldest_to_newest 1330889 0 cdumez 2017-07-20 19:10:17 -0700 DOMException should have same properties as Error, e.g. "stack" property, as per: https://heycam.github.io/webidl/#es-DOMException-specialness """ If an implementation gives native Error objects special powers or nonstandard properties (such as a stack property), it should also expose those on DOMException instances. """ This is covered by the last check of: http://w3c-test.org/WebIDL/ecmascript-binding/es-exceptions/DOMException-custom-bindings.any.html 1895919 1 ahmad.saleem792 2022-09-02 16:11:02 -0700 Safari Technology Preview 152 fail this test from the w3c-test on Comment 0: If the implementation has a stack property on normal errors, it also does on DOMExceptions Chrome Canary 107 also fail this test and only Firefox Nightly 107 pass this: _____ Chromium / Blink IDL File - https://source.chromium.org/chromium/chromium/src/+/main:third_party/blink/renderer/core/dom/dom_exception.idl;l=1?q=dom_Exception.idl&sq= Firefox Nightly 106 - https://searchfox.org/mozilla-central/source/dom/webidl/DOMException.webidl Webkit GitHub - https://github.com/WebKit/WebKit/blob/ec6c52d11104000e83be471c46a1d087b334ac59/Source/WebCore/dom/DOMException.idl _____ Just wanted to share updated results. Thanks!