Open Bug 1594550 Opened 5 years ago Updated 2 years ago

Support `name` values from source maps for lower-fidelity variable mapping

Categories

(DevTools :: Debugger, enhancement, P2)

enhancement

Tracking

(Not tracked)

People

(Reporter: Harald, Unassigned)

References

(Blocks 3 open bugs)

Details

Follow up from https://bugzilla.mozilla.org/show_bug.cgi?id=1590588#c4 .

Firefox users get a great scope mapping experience with the optional Map scopes option on, while Chrome does an acceptable job without the overhead.

Blocks: dbg-scopes

In my other bug I mentioned cheap-module-source-map https://github.com/firefox-devtools/debugger/issues/8292 but I think I can see a similar issue with source-map also.

If you sign up to https://cloud.uipath.com you will see the issue in this web page. You can sign up with any email address, no charge since it will be a community account.

You can set a breakpoint in HomePageComponent.tsx at line 32 for example you will see that by default Chrome will show the local variables really fast while Firefox does not. If I enable Map in Firefox it will take a while and it will actually show this as in Chrome.

Can the lack of name values from source map trigger this other issue I reported? https://bugzilla.mozilla.org/show_bug.cgi?id=1653779

Severity: normal → S3
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