bjoernager/rust
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rustdoc: Show must_use attribute

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This commit is contained in:
Seo Sanghyeon 2015-02-13 00:47:03 +09:00
parent 5936278ed6
commit 995b159157
3 changed files with 47 additions and 1 deletions
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20
src/librustdoc/html/render.rs
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@ -1849,6 +1849,7 @@ fn render_method(w: &mut fmt::Formatter, meth: &clean::Item) -> fmt::Result {
fn item_struct(w: &mut fmt::Formatter, it: &clean::Item,
s: &clean::Struct) -> fmt::Result {
try!(write!(w, "<pre class='rust struct'>"));
try!(render_attributes(w, it));
try!(render_struct(w,
it,
Some(&s.generics),
@ -1885,7 +1886,9 @@ fn item_struct(w: &mut fmt::Formatter, it: &clean::Item,
fn item_enum(w: &mut fmt::Formatter, it: &clean::Item,
e: &clean::Enum) -> fmt::Result {
try!(write!(w, "<pre class='rust enum'>{}enum {}{}{}",
try!(write!(w, "<pre class='rust enum'>"));
try!(render_attributes(w, it));
try!(write!(w, "{}enum {}{}{}",
VisSpace(it.visibility),
it.name.as_ref().unwrap(),
e.generics,
@ -1982,6 +1985,21 @@ fn item_enum(w: &mut fmt::Formatter, it: &clean::Item,
Ok(())
}
fn render_attributes(w: &mut fmt::Formatter, it: &clean::Item) -> fmt::Result {
for attr in &it.attrs {
match *attr {
clean::Word(ref s) if *s == "must_use" => {
try!(write!(w, "#[{}]\n", s));
}
clean::NameValue(ref k, ref v) if *k == "must_use" => {
try!(write!(w, "#[{} = \"{}\"]\n", k, v));
}
_ => ()
}
}
Ok(())
}
fn render_struct(w: &mut fmt::Formatter, it: &clean::Item,
g: Option<&clean::Generics>,
ty: doctree::StructType,