Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: eac201ada8db46bfc8ca0f453e24c2a1203732b1
https://github.com/WebKit/WebKit/commit/eac201ada8db46bfc8ca0f453e24c2a1203732b1
Author: Devin Rousso <[email protected]>
Date: 2026-07-19 (Sun, 19 Jul 2026)
Changed paths:
A
LayoutTests/inspector/css/add-css-property-without-source-range-expected.txt
A LayoutTests/inspector/css/add-css-property-without-source-range.html
M Source/WebInspectorUI/UserInterface/Models/CSSStyleDeclaration.js
Log Message:
-----------
Uncaught Exception: Uncaught TypeError: Cannot read properties of null
(reading 'collapseToEnd')
https://bugs.webkit.org/show_bug.cgi?id=273760
<rdar://problem/127991410>
Reviewed by Taher Ali.
This can happen when a property to a style that has no source range (e.g.
UserAgent styles).
Match the existing guard in `WI.DOMNodeStyles.prototype.changeStyleText` that
allows for this.
* Source/WebInspectorUI/UserInterface/Models/CSSStyleDeclaration.js:
(WI.CSSStyleDeclaration.prototype._rangeAfterPropertyAtIndex):
* LayoutTests/inspector/css/add-css-property-without-source-range.html: Added.
* LayoutTests/inspector/css/add-css-property-without-source-range-expected.txt:
Added.
Canonical link: https://commits.webkit.org/317513@main
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