Resolve paths to defs (functions currently) during type inference

crates/ra_analysis/src/db.rs

@@ -94,6 +94,7 @@ salsa::database_storage! {
             fn fn_syntax() for hir::db::FnSyntaxQuery;
             fn submodules() for hir::db::SubmodulesQuery;
             fn infer() for hir::db::InferQuery;
+            fn type_for_def() for hir::db::TypeForDefQuery;
         }
     }
 }

crates/ra_analysis/src/imp.rs

@@ -524,7 +524,7 @@ impl AnalysisImpl {
         let function = ctry!(source_binder::function_from_source(
             &*self.db, file_id, parent_fn
         )?);
-        let infer = function.infer(&*self.db);
+        let infer = function.infer(&*self.db)?;
         Ok(infer.type_of_node(node).map(|t| t.to_string()))
     }