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Diffstat (limited to 'crates/ide-completion/src/render.rs')
| -rw-r--r-- | crates/ide-completion/src/render.rs | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/crates/ide-completion/src/render.rs b/crates/ide-completion/src/render.rs index 608dec1285..433d49820d 100644 --- a/crates/ide-completion/src/render.rs +++ b/crates/ide-completion/src/render.rs @@ -120,6 +120,15 @@ impl<'a> RenderContext<'a> { }) } + /// Whether an enum variant should be rendered as deprecated. + /// + /// A variant inherits deprecation from its parent enum, matching rustc's + /// behavior where `#[deprecated]` on an enum applies to its variants. + fn is_variant_deprecated(&self, variant: hir::EnumVariant) -> bool { + let db = self.db(); + variant.attrs(db).is_deprecated() || variant.parent_enum(db).attrs(db).is_deprecated() + } + // FIXME: remove this fn docs(&self, def: impl HasDocs) -> Option<Documentation<'a>> { def.docs(self.db()) @@ -583,6 +592,7 @@ fn scope_def_docs(db: &RootDatabase, resolution: ScopeDef) -> Option<Documentati fn scope_def_is_deprecated(ctx: &RenderContext<'_>, resolution: ScopeDef) -> bool { let db = ctx.db(); match resolution { + ScopeDef::ModuleDef(hir::ModuleDef::EnumVariant(it)) => ctx.is_variant_deprecated(it), ScopeDef::ModuleDef(it) => ctx.is_deprecated(it, it.as_assoc_item(db)), ScopeDef::GenericParam(it) => { ctx.is_deprecated(it, None /* generic params can't be assoc items */) |