Bug 137035 – Have DOMImplementation::document() and Element::attributes() return references

• Component: DOM
• Status: RESOLVED FIXED

[Chris Dumez]

Have DOMImplementation::document() and Element::attributes() return references instead of pointers as they can never return null.

[Chris Dumez]

Created attachment 238556 [details]
Patch

[Andreas Kling]

Comment on attachment 238556 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=238556&action=review

Sweet! r=me

> Source/WebCore/bindings/scripts/CodeGeneratorJS.pm:2993
> -                $rootString  = "    Frame* root = js${interfaceName}->impl().frame();\n";
> +                $rootString  = "    Frame* root = WTF::getPtr(js${interfaceName}->impl().frame());\n";
>                  $rootString .= "    if (!root)\n";
>                  $rootString .= "        return false;\n";

It would be cool if we could avoid the null check if the root is a reference.
Although maybe the compiler takes care of that anyway.

> Source/WebCore/bindings/scripts/CodeGeneratorJS.pm:2997
> -                $rootString  = "    Document* root = js${interfaceName}->impl().document();\n";
> +                $rootString  = "    Document* root = WTF::getPtr(js${interfaceName}->impl().document());\n";
>                  $rootString .= "    if (!root)\n";
>                  $rootString .= "        return false;\n";

Same comment.

> Source/WebCore/bindings/scripts/CodeGeneratorJS.pm:3003
> -                $rootString  = "    Element* element = js${interfaceName}->impl().element();\n";
> +                $rootString  = "    Element* element = WTF::getPtr(js${interfaceName}->impl().element());\n";
>                  $rootString .= "    if (!element)\n";
>                  $rootString .= "        return false;\n";

Same comment.

[Chris Dumez]

Comment on attachment 238556 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=238556&action=review

>> Source/WebCore/bindings/scripts/CodeGeneratorJS.pm:2993
>>                  $rootString .= "        return false;\n";
> 
> It would be cool if we could avoid the null check if the root is a reference.
> Although maybe the compiler takes care of that anyway.

Yes, I thought about this as well. I am hoping the compiler is being smart here but I'll try and take a look soon.

[WebKit Commit Bot]

Comment on attachment 238556 [details]
Patch

Clearing flags on attachment: 238556

Committed r173885: <http://trac.webkit.org/changeset/173885>

[WebKit Commit Bot]

All reviewed patches have been landed.  Closing bug.