[Webkit-unassigned] [Bug 218297] New: Web Inspector: Uncaught Exception: TypeError: null is not an object (evaluating 'this._styleSheetTextRange.collapseToEnd')

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=218297

            Bug ID: 218297
           Summary: Web Inspector: Uncaught Exception: TypeError: null is
                    not an object (evaluating
                    'this._styleSheetTextRange.collapseToEnd')
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: All
               URL: https://www.target.com/c/halloween-candy-treats/-/N-55
                    hso?Nao=0
                OS: All
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Web Inspector
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: drousso at apple.com
                CC: inspector-bugzilla-changes at group.apple.com

# STEPS TO REPRODUCE
1. inspect <https://www.target.com/c/halloween-candy-treats/-/N-55hso?Nao=0>
2. find "Trick-or-Treat" text in the Elements Tab
3. select one of the sibling `.h-sr-only` nodes
4. click in the `.h-sr-only` rule in the Styles panel in the details sidebar

Uncaught Exceptions:
-----------------------
 - TypeError: null is not an object (evaluating 'this._styleSheetTextRange.collapseToEnd') (at CSSStyleDeclaration.js:547:45)
    _rangeAfterPropertyAtIndex @ CSSStyleDeclaration.js:547:45
    newBlankProperty @ CSSStyleDeclaration.js:412:66
    addBlankProperty @ SpreadsheetCSSStyleDeclarationEditor.js:326:73
    _handleClick @ SpreadsheetCSSStyleDeclarationSection.js:608:52
    _handleClick @ [native code]
-----------------------

Notes:
Inspected URL:        https://www.target.com/c/halloween-candy-treats/-/N-55hso?Nao=0
Loading completed:    true
Frontend User Agent:  Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko)

-- 
You are receiving this mail because:
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.webkit.org/pipermail/webkit-unassigned/attachments/20201028/d346bfca/attachment.htm>