Bug 245754 - Web Inspector: open Debugger on web.snapchat.com makes it very slow.
Summary: Web Inspector: open Debugger on web.snapchat.com makes it very slow.
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: Web Inspector (show other bugs)
Version: Safari Technology Preview
Hardware: All All
: P2 Normal
Assignee: Nobody
URL: https://web.snapchat.com/?lang=en-US
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2022-09-27 14:53 PDT by Karl Dubost
Modified: 2022-09-27 15:03 PDT (History)
2 users (show)

See Also:

Attachments
Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this bug.
Description Karl Dubost 2022-09-27 14:53:16 PDT 
Steps to reproduce:

1. Go to https://web.snapchat.com/?lang=en-US
2. open Web Inspector
3. Command F to search sources
4. Type supportedBrowser
5. wait
6. click on NC.UnsupportedBrowser on the left column
7. wait
8. wait 
9. wait
10. Then finally when the code comes up, try to click on the {} icon

Expected:
The code is being prettified

Actual:
The full UI seems to be frozen.

Version 16.1 (18614.2.6.1.1) on macOS ventura beta.
Comment 1 Radar WebKit Bug Importer 2022-09-27 15:00:54 PDT 
<rdar://problem/100478107>
Comment 2 Karl Dubost 2022-09-27 15:03:57 PDT 
Firefox devtools score a bit better here. I can set breakpoints and prettify the code.