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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Web Inspector: Promise callbacks are not profiled"
href="https://bugs.webkit.org/show_bug.cgi?id=151435">151435</a>
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<th>Summary</th>
<td>Web Inspector: Promise callbacks are not profiled
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<th>Classification</th>
<td>Unclassified
</td>
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<th>Product</th>
<td>WebKit
</td>
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<th>Version</th>
<td>WebKit Nightly Build
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<th>Hardware</th>
<td>All
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<th>OS</th>
<td>All
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>Normal
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<th>Priority</th>
<td>P2
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<th>Component</th>
<td>Web Inspector
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<th>Assignee</th>
<td>webkit-unassigned@lists.webkit.org
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<th>Reporter</th>
<td>joepeck@webkit.org
</td>
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<th>CC</th>
<td>bburg@apple.com, graouts@webkit.org, joepeck@webkit.org, mattbaker@apple.com, nvasilyev@apple.com, timothy@apple.com, webkit-bug-importer@group.apple.com
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<pre>* SUMMARY
Promise callbacks are not profiled
* TEST
<button id="x">Click</button>
<script>
window.x.onclick = function() {
Promise.resolve(100).then(function() {
alert("test");
});
};
</script>
* STEPS TO REPRODUCE
1. Inspect test page
2. Start timeline
3. Click button
4. Dismiss alert
5. Stop timeline
=> Scripts Timeline does not show the promise handler
* NOTES
Likely places to look are:
- JSJobMicrotask::run - JSJob.cpp
- JSPromiseDeferred::resolve and JSPromiseDeferred::reject - JSPromiseDeferred.cpp
- JSInternalPromise::then - JSInternalPromise.cpp</pre>
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