diff options
| -rw-r--r-- | src/librustdoc/html/render/print_item.rs | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/src/librustdoc/html/render/print_item.rs b/src/librustdoc/html/render/print_item.rs index 62027a3fa19..9fb7d9e64d8 100644 --- a/src/librustdoc/html/render/print_item.rs +++ b/src/librustdoc/html/render/print_item.rs @@ -1420,30 +1420,36 @@ fn item_macro(w: &mut Buffer, cx: &mut Context<'_>, it: &clean::Item, t: &clean: write!(w, "{}", document(cx, it, None, HeadingOffset::H2)) } -fn item_proc_macro(w: &mut Buffer, cx: &mut Context<'_>, it: &clean::Item, m: &clean::ProcMacro) { - wrap_item(w, |w| { +fn item_proc_macro( + w: &mut impl fmt::Write, + cx: &mut Context<'_>, + it: &clean::Item, + m: &clean::ProcMacro, +) { + let mut buffer = Buffer::new(); + wrap_item(&mut buffer, |buffer| { let name = it.name.expect("proc-macros always have names"); match m.kind { MacroKind::Bang => { - write!(w, "{}!() {{ /* proc-macro */ }}", name); + write!(buffer, "{}!() {{ /* proc-macro */ }}", name); } MacroKind::Attr => { - write!(w, "#[{}]", name); + write!(buffer, "#[{}]", name); } MacroKind::Derive => { - write!(w, "#[derive({})]", name); + write!(buffer, "#[derive({})]", name); if !m.helpers.is_empty() { - w.push_str("\n{\n"); - w.push_str(" // Attributes available to this derive:\n"); + buffer.push_str("\n{\n"); + buffer.push_str(" // Attributes available to this derive:\n"); for attr in &m.helpers { - writeln!(w, " #[{}]", attr); + writeln!(buffer, " #[{}]", attr); } - w.push_str("}\n"); + buffer.push_str("}\n"); } } } }); - write!(w, "{}", document(cx, it, None, HeadingOffset::H2)) + write!(w, "{}{}", buffer.into_inner(), document(cx, it, None, HeadingOffset::H2)).unwrap(); } fn item_primitive(w: &mut Buffer, cx: &mut Context<'_>, it: &clean::Item) { |