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Show value for consts in the documentation

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This commit is contained in:
Ohad Ravid 2019-12-11 14:50:19 +01:00
parent 625375400c
commit 811bdeee00
11 changed files with 192 additions and 16 deletions
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26
src/librustdoc/html/render.rs
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@ -2272,14 +2272,36 @@ fn short_stability(item: &clean::Item, cx: &Context) -> Vec<String> {
fn item_constant(w: &mut Buffer, cx: &Context, it: &clean::Item, c: &clean::Constant) {
write!(w, "<pre class='rust const'>");
render_attributes(w, it, false);
write!(
w,
"{vis}const \
{name}: {typ}</pre>",
{name}: {typ}",
vis = it.visibility.print_with_space(),
name = it.name.as_ref().unwrap(),
typ = c.type_.print()
typ = c.type_.print(),
);
if c.value.is_some() || c.is_literal {
write!(w, " = {expr};", expr = c.expr);
} else {
write!(w, ";");
}
if let Some(value) = &c.value {
if !c.is_literal {
let value_lowercase = value.to_lowercase();
let expr_lowercase = c.expr.to_lowercase();
if value_lowercase != expr_lowercase
&& value_lowercase.trim_end_matches("i32") != expr_lowercase
{
write!(w, " // {value}", value = value);
}
}
}
write!(w, "</pre>");
document(w, cx, it)
}