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add "Implementations on Foreign Types" to the sidebar

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This commit is contained in:
QuietMisdreavus 2017-08-15 16:05:03 -05:00
parent b357a9c09c
commit a9f0f6df94
1 changed files with 11 additions and 0 deletions
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11
src/librustdoc/html/render.rs
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@ -3535,6 +3535,17 @@ fn sidebar_trait(fmt: &mut fmt::Formatter, it: &clean::Item,
sidebar.push_str(&sidebar_assoc_items(it));
let c = cache();
if let Some(implementors) = c.implementors.get(&it.def_id) {
if implementors.iter().any(|i| i.impl_.for_.def_id()
.map_or(false, |d| !c.paths.contains_key(&d)))
{
sidebar.push_str("<li><a href=\"#foreign-impls\">\
Implementations on Foreign Types</a></li>");
}
}
sidebar.push_str("<li><a href=\"#implementors\">Implementors</a></li>");
write!(fmt, "<div class=\"block items\"><ul>{}</ul></div>", sidebar)