Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir/src/source_analyzer.rs')
-rw-r--r--crates/hir/src/source_analyzer.rs13
1 files changed, 12 insertions, 1 deletions
diff --git a/crates/hir/src/source_analyzer.rs b/crates/hir/src/source_analyzer.rs
index b12461818e..23fcd02b57 100644
--- a/crates/hir/src/source_analyzer.rs
+++ b/crates/hir/src/source_analyzer.rs
@@ -16,7 +16,7 @@ use hir_def::{
expr::{ExprId, Pat, PatId},
path::{ModPath, Path, PathKind},
resolver::{resolver_for_scope, Resolver, TypeNs, ValueNs},
- AsMacroCall, DefWithBodyId, FieldId, FunctionId, LocalFieldId, VariantId,
+ AsMacroCall, DefWithBodyId, FieldId, FunctionId, LocalFieldId, ModuleDefId, VariantId,
};
use hir_expand::{hygiene::Hygiene, name::AsName, HirFileId, InFile};
use hir_ty::{
@@ -544,6 +544,17 @@ fn resolve_hir_path_(
}
}
}?;
+
+ // If we are in a TypeNs for a Trait, and we have an unresolved name, try to resolve it as a type
+ // within the trait's associated types.
+ if let (Some(unresolved), &TypeNs::TraitId(trait_id)) = (&unresolved, &ty) {
+ if let Some(type_alias_id) =
+ db.trait_data(trait_id).associated_type_by_name(&unresolved.name)
+ {
+ return Some(PathResolution::Def(ModuleDefId::from(type_alias_id).into()));
+ }
+ }
+
let res = match ty {
TypeNs::SelfType(it) => PathResolution::SelfType(it.into()),
TypeNs::GenericParam(id) => PathResolution::TypeParam(TypeParam { id }),