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Auto merge of #55798 - GuillaumeGomez:version-display-associated-const, r=QuietMisdreavus

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Add version display for associated consts

Fixes #54030.

<img width="1440" alt="screenshot 2018-11-08 at 23 57 29" src="https://user-images.githubusercontent.com/3050060/48232648-99decf00-e3b2-11e8-9f41-6bd12a161c7d.png">

r? @QuietMisdreavus
This commit is contained in:
bors 2018-12-21 01:58:16 +00:00
commit 6d34ec18c7
4 changed files with 79 additions and 33 deletions
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80
src/librustdoc/html/render.rs
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@ -3037,15 +3037,14 @@ fn item_trait(
let item_type = m.type_();
let id = cx.derive_id(format!("{}.{}", item_type, name));
let ns_id = cx.derive_id(format!("{}.{}", name, item_type.name_space()));
write!(w, "{extra}<h3 id='{id}' class='method'>\
<span id='{ns_id}' class='invisible'><code>",
write!(w, "{extra}<h3 id='{id}' class='method'><code id='{ns_id}'>",
extra = render_spotlight_traits(m)?,
id = id,
ns_id = ns_id)?;
render_assoc_item(w, m, AssocItemLink::Anchor(Some(&id)), ItemType::Impl)?;
write!(w, "</code>")?;
render_stability_since(w, m, t)?;
write!(w, "</span></h3>")?;
write!(w, "</h3>")?;
document(w, cx, m)?;
Ok(())
}
@ -3237,13 +3236,14 @@ fn assoc_type<W: fmt::Write>(w: &mut W, it: &clean::Item,
Ok(())
}
fn render_stability_since_raw<'a>(w: &mut fmt::Formatter,
ver: Option<&'a str>,
containing_ver: Option<&'a str>) -> fmt::Result {
fn render_stability_since_raw<'a, T: fmt::Write>(
w: &mut T,
ver: Option<&'a str>,
containing_ver: Option<&'a str>,
) -> fmt::Result {
if let Some(v) = ver {
if containing_ver != ver && v.len() > 0 {
write!(w, "<div class='since' title='Stable since Rust version {0}'>{0}</div>",
v)?
write!(w, "<div class='since' title='Stable since Rust version {0}'>{0}</div>", v)?
}
}
Ok(())
@ -3373,11 +3373,10 @@ fn item_struct(w: &mut fmt::Formatter, cx: &Context, it: &clean::Item,
let ns_id = cx.derive_id(format!("{}.{}",
field.name.as_ref().unwrap(),
ItemType::StructField.name_space()));
write!(w, "<span id=\"{id}\" class=\"{item_type} small-section-header\">
<a href=\"#{id}\" class=\"anchor field\"></a>
<span id=\"{ns_id}\" class='invisible'>
<code>{name}: {ty}</code>
</span></span>",
write!(w, "<span id=\"{id}\" class=\"{item_type} small-section-header\">\
<a href=\"#{id}\" class=\"anchor field\"></a>\
<code id=\"{ns_id}\">{name}: {ty}</code>\
</span>",
item_type = ItemType::StructField,
id = id,
ns_id = ns_id,
@ -3509,7 +3508,7 @@ fn item_enum(w: &mut fmt::Formatter, cx: &Context, it: &clean::Item,
ItemType::Variant.name_space()));
write!(w, "<span id=\"{id}\" class=\"variant small-section-header\">\
<a href=\"#{id}\" class=\"anchor field\"></a>\
<span id='{ns_id}' class='invisible'><code>{name}",
<code id='{ns_id}'>{name}",
id = id,
ns_id = ns_id,
name = variant.name.as_ref().unwrap())?;
@ -3525,7 +3524,7 @@ fn item_enum(w: &mut fmt::Formatter, cx: &Context, it: &clean::Item,
write!(w, ")")?;
}
}
write!(w, "</code></span></span>")?;
write!(w, "</code></span>")?;
document(w, cx, variant)?;
use clean::{Variant, VariantKind};
@ -3552,8 +3551,8 @@ fn item_enum(w: &mut fmt::Formatter, cx: &Context, it: &clean::Item,
ItemType::StructField.name_space()));
write!(w, "<span id=\"{id}\" class=\"variant small-section-header\">\
<a href=\"#{id}\" class=\"anchor field\"></a>\
<span id='{ns_id}' class='invisible'><code>{f}:&nbsp;{t}\
</code></span></span>",
<code id='{ns_id}'>{f}:&nbsp;{t}\
</code></span>",
id = id,
ns_id = ns_id,
f = field.name.as_ref().unwrap(),
@ -3998,7 +3997,7 @@ fn render_impl(w: &mut fmt::Formatter, cx: &Context, i: &Impl, link: AssocItemLi
id, i.inner_impl())?;
}
write!(w, "<a href='#{}' class='anchor'></a>", id)?;
write!(w, "</span></td><td><span class='out-of-band'>")?;
write!(w, "</td><td><span class='out-of-band'>")?;
let since = i.impl_item.stability.as_ref().map(|s| &s.since[..]);
if let Some(l) = (Item { item: &i.impl_item, cx: cx }).src_href() {
write!(w, "<div class='ghost'></div>")?;
@ -4008,7 +4007,7 @@ fn render_impl(w: &mut fmt::Formatter, cx: &Context, i: &Impl, link: AssocItemLi
} else {
render_stability_since_raw(w, since, outer_version)?;
}
write!(w, "</span></td></tr></tbody></table></h3>")?;
write!(w, "</span></td></tr></tbody></table></span></h3>")?;
if let Some(ref dox) = cx.shared.maybe_collapsed_doc_value(&i.impl_item) {
let mut ids = cx.id_map.borrow_mut();
write!(w, "<div class='docblock'>{}</div>",
@ -4044,52 +4043,73 @@ fn render_impl(w: &mut fmt::Formatter, cx: &Context, i: &Impl, link: AssocItemLi
let ns_id = cx.derive_id(format!("{}.{}", name, item_type.name_space()));
write!(w, "<h4 id='{}' class=\"{}{}\">", id, item_type, extra_class)?;
write!(w, "{}", spotlight_decl(decl)?)?;
write!(w, "<span id='{}' class='invisible'>", ns_id)?;
write!(w, "<table class='table-display'><tbody><tr><td><code>")?;
write!(w, "<table id='{}' class='table-display'><tbody><tr><td><code>", ns_id)?;
render_assoc_item(w, item, link.anchor(&id), ItemType::Impl)?;
write!(w, "</code>")?;
if let Some(l) = (Item { cx, item }).src_href() {
write!(w, "</span></td><td><span class='out-of-band'>")?;
write!(w, "</td><td><span class='out-of-band'>")?;
write!(w, "<div class='ghost'></div>")?;
render_stability_since_raw(w, item.stable_since(), outer_version)?;
write!(w, "<a class='srclink' href='{}' title='{}'>[src]</a>",
write!(w, "<a class='srclink' href='{}' title='{}'>[src]</a></span>",
l, "goto source code")?;
} else {
write!(w, "</td><td>")?;
render_stability_since_raw(w, item.stable_since(), outer_version)?;
}
write!(w, "</td></tr></tbody></table></span></h4>")?;
write!(w, "</td></tr></tbody></table></h4>")?;
}
}
clean::TypedefItem(ref tydef, _) => {
let id = cx.derive_id(format!("{}.{}", ItemType::AssociatedType, name));
let ns_id = cx.derive_id(format!("{}.{}", name, item_type.name_space()));
write!(w, "<h4 id='{}' class=\"{}{}\">", id, item_type, extra_class)?;
write!(w, "<span id='{}' class='invisible'><code>", ns_id)?;
write!(w, "<code id='{}'>", ns_id)?;
assoc_type(w, item, &Vec::new(), Some(&tydef.type_), link.anchor(&id))?;
write!(w, "</code></span></h4>\n")?;
write!(w, "</code></h4>")?;
}
clean::AssociatedConstItem(ref ty, ref default) => {
let mut version = String::new();
render_stability_since_raw(&mut version, item.stable_since(), outer_version)?;
let id = cx.derive_id(format!("{}.{}", item_type, name));
let ns_id = cx.derive_id(format!("{}.{}", name, item_type.name_space()));
write!(w, "<h4 id='{}' class=\"{}{}\">", id, item_type, extra_class)?;
write!(w, "<span id='{}' class='invisible'><code>", ns_id)?;
if !version.is_empty() {
write!(w, "<table id='{}' class='table-display'><tbody><tr><td><code>", ns_id)?;
} else {
write!(w, "<code id='{}'>", ns_id)?;
}
assoc_const(w, item, ty, default.as_ref(), link.anchor(&id))?;
if !version.is_empty() {
write!(w, "</code>")?;
}
let src = if let Some(l) = (Item { cx, item }).src_href() {
if !version.is_empty() {
write!(w, "</td><td><span class='out-of-band'>")?;
write!(w, "<div class='ghost'></div>{}", version)?;
}
format!("<a class='srclink' href='{}' title='{}'>[src]</a>",
l, "goto source code")
} else {
if !version.is_empty() {
write!(w, "</td><td>{}", version)?;
}
String::new()
};
write!(w, "</code>{}</span></h4>\n", src)?;
if version.is_empty() {
write!(w, "</code>{}</h4>", src)?;
} else {
write!(w, "{}</span></td></tr></tbody></table></h4>", src)?;
}
}
clean::AssociatedTypeItem(ref bounds, ref default) => {
let id = cx.derive_id(format!("{}.{}", item_type, name));
let ns_id = cx.derive_id(format!("{}.{}", name, item_type.name_space()));
write!(w, "<h4 id='{}' class=\"{}{}\">", id, item_type, extra_class)?;
write!(w, "<span id='{}' class='invisible'><code>", ns_id)?;
write!(w, "<code id='{}'>", ns_id)?;
assoc_type(w, item, bounds, default.as_ref(), link.anchor(&id))?;
write!(w, "</code></span></h4>\n")?;
write!(w, "</code></h4>")?;
}
clean::StrippedItem(..) => return Ok(()),
_ => panic!("can't make docs for trait item with name {:?}", item.name)