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strip out references to rustdoc's custom favicon #330

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strip out references to rustdoc's custom favicon #330

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21 changes: 21 additions & 0 deletions src/utils/html.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,27 @@ fn extract_from_rcdom(dom: &RcDom) -> Result<(Handle, Handle)> {

let head = head.ok_or_else(|| err_msg("couldn't find <head> tag in rustdoc output"))?;
let body = body.ok_or_else(|| err_msg("couldn't find <body> tag in rustdoc output"))?;

{
head.children.borrow_mut().retain(|node| {
match node.data {
NodeData::Element { ref name, ref attrs, .. } => {
// `<link rel="shortcut icon">` is rustdoc's custom favicon, but we want to
// use our own, so ditch it so browsers request the favicon at the domain root
// instead
!(name.local == *"link" &&
attrs.borrow()
.iter()
.any(|attr| {
attr.name.local == *"rel" &&
&*attr.value == "shortcut icon"
}))
}
_ => true,
}
});
}

Ok((head, body))
}

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