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Auto merge of #52585 - GuillaumeGomez:generic-impls, r=QuietMisdreavus

[rustdoc] Generic impls

Fixes #33772.

r? @QuietMisdreavus
This commit is contained in:
bors 2018-07-28 20:44:17 +00:00
commit dab71516f1
9 changed files with 246 additions and 69 deletions

View file

@ -177,7 +177,7 @@ pub enum ExternalLocation {
}
/// Metadata about implementations for a type or trait.
#[derive(Clone)]
#[derive(Clone, Debug)]
pub struct Impl {
pub impl_item: clean::Item,
}
@ -2900,18 +2900,18 @@ fn item_trait(
render_assoc_items(w, cx, it, it.def_id, AssocItemRender::All)?;
let cache = cache();
let impl_header = "
<h2 id='implementors' class='small-section-header'>
Implementors<a href='#implementors' class='anchor'></a>
</h2>
<ul class='item-list' id='implementors-list'>
let impl_header = "\
<h2 id='implementors' class='small-section-header'>\
Implementors<a href='#implementors' class='anchor'></a>\
</h2>\
<ul class='item-list' id='implementors-list'>\
";
let synthetic_impl_header = "
<h2 id='synthetic-implementors' class='small-section-header'>
Auto implementors<a href='#synthetic-implementors' class='anchor'></a>
</h2>
<ul class='item-list' id='synthetic-implementors-list'>
let synthetic_impl_header = "\
<h2 id='synthetic-implementors' class='small-section-header'>\
Auto implementors<a href='#synthetic-implementors' class='anchor'></a>\
</h2>\
<ul class='item-list' id='synthetic-implementors-list'>\
";
let mut synthetic_types = Vec::new();
@ -2942,9 +2942,9 @@ fn item_trait(
.map_or(true, |d| cache.paths.contains_key(&d)));
let (synthetic, concrete) = local.iter()
.partition::<Vec<_>, _>(|i| i.inner_impl().synthetic);
let (synthetic, concrete): (Vec<&&Impl>, Vec<&&Impl>) = local.iter()
.filter(|i| i.inner_impl().blanket_impl.is_none())
.partition(|i| i.inner_impl().synthetic);
if !foreign.is_empty() {
write!(w, "
@ -3590,18 +3590,19 @@ fn render_assoc_items(w: &mut fmt::Formatter,
if !non_trait.is_empty() {
let render_mode = match what {
AssocItemRender::All => {
write!(w, "
<h2 id='methods' class='small-section-header'>
Methods<a href='#methods' class='anchor'></a>
</h2>
write!(w, "\
<h2 id='methods' class='small-section-header'>\
Methods<a href='#methods' class='anchor'></a>\
</h2>\
")?;
RenderMode::Normal
}
AssocItemRender::DerefFor { trait_, type_, deref_mut_ } => {
write!(w, "
<h2 id='deref-methods' class='small-section-header'>
Methods from {}&lt;Target = {}&gt;<a href='#deref-methods' class='anchor'></a>
</h2>
write!(w, "\
<h2 id='deref-methods' class='small-section-header'>\
Methods from {}&lt;Target = {}&gt;\
<a href='#deref-methods' class='anchor'></a>\
</h2>\
", trait_, type_)?;
RenderMode::ForDeref { mut_: deref_mut_ }
}
@ -3625,9 +3626,12 @@ fn render_assoc_items(w: &mut fmt::Formatter,
render_deref_methods(w, cx, impl_, containing_item, has_deref_mut)?;
}
let (synthetic, concrete) = traits
let (synthetic, concrete): (Vec<&&Impl>, Vec<&&Impl>) = traits
.iter()
.partition::<Vec<_>, _>(|t| t.inner_impl().synthetic);
.partition(|t| t.inner_impl().synthetic);
let (blanket_impl, concrete) = concrete
.into_iter()
.partition(|t| t.inner_impl().blanket_impl.is_some());
struct RendererStruct<'a, 'b, 'c>(&'a Context, Vec<&'b &'b Impl>, &'c clean::Item);
@ -3639,23 +3643,36 @@ fn render_assoc_items(w: &mut fmt::Formatter,
let impls = format!("{}", RendererStruct(cx, concrete, containing_item));
if !impls.is_empty() {
write!(w, "
<h2 id='implementations' class='small-section-header'>
Trait Implementations<a href='#implementations' class='anchor'></a>
</h2>
write!(w, "\
<h2 id='implementations' class='small-section-header'>\
Trait Implementations<a href='#implementations' class='anchor'></a>\
</h2>\
<div id='implementations-list'>{}</div>", impls)?;
}
if !synthetic.is_empty() {
write!(w, "
<h2 id='synthetic-implementations' class='small-section-header'>
Auto Trait Implementations<a href='#synthetic-implementations' class='anchor'></a>
</h2>
<div id='synthetic-implementations-list'>
write!(w, "\
<h2 id='synthetic-implementations' class='small-section-header'>\
Auto Trait Implementations\
<a href='#synthetic-implementations' class='anchor'></a>\
</h2>\
<div id='synthetic-implementations-list'>\
")?;
render_impls(cx, w, &synthetic, containing_item)?;
write!(w, "</div>")?;
}
if !blanket_impl.is_empty() {
write!(w, "\
<h2 id='blanket-implementations' class='small-section-header'>\
Blanket Implementations\
<a href='#blanket-implementations' class='anchor'></a>\
</h2>\
<div id='blanket-implementations-list'>\
")?;
render_impls(cx, w, &blanket_impl, containing_item)?;
write!(w, "</div>")?;
}
}
Ok(())
}
@ -4201,12 +4218,16 @@ fn sidebar_assoc_items(it: &clean::Item) -> String {
.collect::<String>()
};
let (synthetic, concrete) = v
let (synthetic, concrete): (Vec<&Impl>, Vec<&Impl>) = v
.iter()
.partition::<Vec<_>, _>(|i| i.inner_impl().synthetic);
let (blanket_impl, concrete): (Vec<&Impl>, Vec<&Impl>) = concrete
.into_iter()
.partition::<Vec<_>, _>(|i| i.inner_impl().blanket_impl.is_some());
let concrete_format = format_impls(concrete);
let synthetic_format = format_impls(synthetic);
let blanket_format = format_impls(blanket_impl);
if !concrete_format.is_empty() {
out.push_str("<a class=\"sidebar-title\" href=\"#implementations\">\
@ -4219,6 +4240,12 @@ fn sidebar_assoc_items(it: &clean::Item) -> String {
Auto Trait Implementations</a>");
out.push_str(&format!("<div class=\"sidebar-links\">{}</div>", synthetic_format));
}
if !blanket_format.is_empty() {
out.push_str("<a class=\"sidebar-title\" href=\"#blanket-implementations\">\
Blanket Implementations</a>");
out.push_str(&format!("<div class=\"sidebar-links\">{}</div>", blanket_format));
}
}
}