1 files changed, 14 insertions, 1 deletions

diff --git a/crates/ra_hir/src/source_binder.rs b/crates/ra_hir/src/source_binder.rs
index d1eaccf23..a1b94ed9c 100644
--- a/crates/ra_hir/src/source_binder.rs
+++ b/crates/ra_hir/src/source_binder.rs
@@ -14,7 +14,7 @@ use ra_syntax::{
 
 use crate::{
     HirDatabase, Function, ModuleDef, Struct, Enum,
-    AsName, Module, HirFileId, Crate,
+    AsName, Module, HirFileId, Crate, Trait,
     ids::{LocationCtx, SourceFileItemId},
 };
 
@@ -151,6 +151,19 @@ pub fn enum_from_module(db: &impl HirDatabase, module: Module, enum_def: &ast::E
     }
 }
 
+pub fn trait_from_module(
+    db: &impl HirDatabase,
+    module: Module,
+    trait_def: &ast::TraitDef,
+) -> Trait {
+    let (file_id, _) = module.definition_source(db);
+    let file_id = file_id.into();
+    let ctx = LocationCtx::new(db, module, file_id);
+    Trait {
+        id: ctx.to_def(trait_def),
+    }
+}
+
 pub fn macro_symbols(db: &impl HirDatabase, file_id: FileId) -> Vec<(SmolStr, TextRange)> {
     let module = match module_from_file_id(db, file_id) {
         Some(it) => it,