unresponsive script chrome://devtools/content/sour...odemirror/codemirror.bundle.js:1041

UNCONFIRMED
Unassigned

Status

UNCONFIRMED
2 years ago
2 months ago

People

(Reporter: joshunger1, Unassigned, NeedInfo)

Tracking

({testcase-wanted})

53 Branch
testcase-wanted

Firefox Tracking Flags

(Not tracked)

Details

Attachments

(1 attachment)

(Reporter)

Description

2 years ago
Created attachment 8823232 [details]
Screenshot_1_3_17__4_38_AM.png

User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:53.0) Gecko/20100101 Firefox/53.0
Build ID: 20170102030204

Steps to reproduce:

1. Create large bundle.js with webpack with source maps.
2. Set breakpoint in one of those files.
3. Refresh browser with devtools open.


Actual results:

Hang.  unresponsive script chrome://devtools/content/sour...odemirror/codemirror.bundle.js:1041


Expected results:

Performant of course!

Comment 1

2 years ago
Do you have a testcase to reproduce the perf issue?
Flags: needinfo?(joshunger1)
Keywords: testcase-wanted

Updated

2 years ago
Component: Untriaged → Developer Tools: Source Editor
(Reporter)

Comment 2

2 years ago
I can't share the source code.  Can you share a large webpack / source map test case you're using for performance?  I can try that.

Updated

2 months ago
Product: Firefox → DevTools
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