ide_completion/render/
const_.rs1use hir::{AsAssocItem, HirDisplay};
4use ide_db::SymbolKind;
5use syntax::ToSmolStr;
6
7use crate::{item::CompletionItem, render::RenderContext};
8
9pub(crate) fn render_const(
10 ctx: RenderContext<'_, '_>,
11 const_: hir::Const,
12) -> Option<CompletionItem> {
13 let _p = tracing::info_span!("render_const").entered();
14 render(ctx, const_)
15}
16
17fn render(ctx: RenderContext<'_, '_>, const_: hir::Const) -> Option<CompletionItem> {
18 let db = ctx.db();
19 let name = const_.name(db)?;
20 let (name, escaped_name) =
21 (name.as_str().to_smolstr(), name.display(db, ctx.completion.edition).to_smolstr());
22 let detail = const_.display(db, ctx.completion.display_target).to_string();
23
24 let mut item =
25 CompletionItem::new(SymbolKind::Const, ctx.source_range(), name, ctx.completion.edition);
26 item.set_documentation(ctx.docs(const_))
27 .set_deprecated(ctx.is_deprecated(const_, const_.as_assoc_item(db)))
28 .detail(detail)
29 .set_relevance(ctx.completion_relevance());
30
31 if let Some(actm) = const_.as_assoc_item(db)
32 && let Some(trt) = actm.container_or_implemented_trait(db)
33 {
34 item.trait_name(trt.name(db).display_no_db(ctx.completion.edition).to_smolstr());
35 }
36 item.insert_text(escaped_name);
37
38 Some(item.build(ctx.db()))
39}