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LibWeb: Parse :host() selector

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We were already parsing non-function-syntax :host, so let's also do
the :host(...) variant. Note that we don't have matching for these yet.

This fixes many issues on sites generated by Wix, as they often have
selector lists that include some :host() selector, and we'd reject the
entire rule after failing to parse it.
This commit is contained in:
Andreas Kling 2023-08-05 11:51:31 +02:00
parent ac2d9d9273
commit 64c06c345e
4 changed files with 35 additions and 0 deletions
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14
Tests/LibWeb/Layout/expected/css-host-selector-gets-parsed.txt Normal file
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@ -0,0 +1,14 @@
Viewport <#document> at (0,0) content-size 800x600 children: not-inline
BlockContainer <html> at (0,0) content-size 800x600 [BFC] children: not-inline
BlockContainer <body> at (8,8) content-size 784x100 children: not-inline
BlockContainer <div> at (8,8) content-size 100x100 children: inline
line 0 width: 26.953125, height: 17.46875, bottom: 17.46875, baseline: 13.53125
frag 0 from TextNode start: 0, length: 3, rect: [8,8 26.953125x17.46875]
"whf"
TextNode <#text>
PaintableWithLines (Viewport<#document>) [0,0 800x600]
PaintableWithLines (BlockContainer<HTML>) [0,0 800x600]
PaintableWithLines (BlockContainer<BODY>) [8,8 784x100]
PaintableWithLines (BlockContainer<DIV>) [8,8 100x100]
TextPaintable (TextNode<#text>)

9
Tests/LibWeb/Layout/input/css-host-selector-gets-parsed.html Normal file
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@ -0,0 +1,9 @@
<style>
:host, div {
width: 100px;
}
:host(span), div {
height: 100px;
background: green;
}
</style><div>whf