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Rustdoc: disambiguate Implementors when the type name is not unique

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This commit is contained in:
Esteban Küber 2016-12-15 23:13:00 -08:00
parent 6483bdd860
commit 2841bf3bc7
2 changed files with 201 additions and 171 deletions
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18
src/librustdoc/html/render.rs
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@ -2111,9 +2111,23 @@ fn item_trait(w: &mut fmt::Formatter, cx: &Context, it: &clean::Item,
<ul class='item-list' id='implementors-list'>
")?;
if let Some(implementors) = cache.implementors.get(&it.def_id) {
for i in implementors {
for k in implementors.iter() {
write!(w, "<li><code>")?;
fmt_impl_for_trait_page(&i.impl_, w)?;
// If there's already another implementor that has the same abbridged name, use the
// full path, for example in `std::iter::ExactSizeIterator`
let mut dissambiguate = false;
for l in implementors.iter() {
match (k.impl_.for_.clone(), l.impl_.for_.clone()) {
(clean::Type::ResolvedPath {path: path_a, ..},
clean::Type::ResolvedPath {path: path_b, ..}) => {
if k.def_id != l.def_id && path_a.last_name() == path_b.last_name() {
dissambiguate = true;
}
}
_ => (),
}
}
fmt_impl_for_trait_page(&k.impl_, w, dissambiguate)?;
writeln!(w, "</code></li>")?;
}
}