bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir-def/src/item_tree/lower.rs')
-rw-r--r--crates/hir-def/src/item_tree/lower.rs35
1 files changed, 35 insertions, 0 deletions
diff --git a/crates/hir-def/src/item_tree/lower.rs b/crates/hir-def/src/item_tree/lower.rs
index 46633667ed..7dffd6fc18 100644
--- a/crates/hir-def/src/item_tree/lower.rs
+++ b/crates/hir-def/src/item_tree/lower.rs
@@ -605,6 +605,41 @@ impl<'a> Ctx<'a> {
generics.fill(&self.body_ctx, node);
generics.shrink_to_fit();
+
+ if let Some(params) = node.generic_param_list() {
+ let params_by_name: FxHashMap<_, _> = params
+ .generic_params()
+ .filter_map(|param| {
+ let name = match &param {
+ ast::GenericParam::ConstParam(param) => param.name()?.as_name(),
+ ast::GenericParam::LifetimeParam(param) => {
+ Name::new_lifetime(&param.lifetime()?)
+ }
+ ast::GenericParam::TypeParam(param) => param.name()?.as_name(),
+ };
+ Some((name, param))
+ })
+ .collect();
+ for (idx, param) in generics.type_or_consts.iter() {
+ if let Some(name) = param.name() {
+ if let Some(param) = params_by_name.get(name) {
+ self.add_attrs(
+ idx.into(),
+ RawAttrs::new(self.db.upcast(), param, self.hygiene()),
+ );
+ }
+ }
+ }
+ for (idx, param) in generics.lifetimes.iter() {
+ if let Some(param) = params_by_name.get(&param.name) {
+ self.add_attrs(
+ idx.into(),
+ RawAttrs::new(self.db.upcast(), param, self.hygiene()),
+ );
+ }
+ }
+ }
+
Interned::new(generics)
}