make LRU_CAP configurable for batch db

1 files changed, 3 insertions, 2 deletions

diff --git a/crates/ra_ide_api/src/db.rs b/crates/ra_ide_api/src/db.rs
index 4f19b01c4..cccf0ada4 100644
--- a/crates/ra_ide_api/src/db.rs
+++ b/crates/ra_ide_api/src/db.rs
@@ -49,8 +49,9 @@ impl Default for RootDatabase {
         db.set_crate_graph(Default::default());
         db.set_local_roots(Default::default());
         db.set_library_roots(Default::default());
-        db.query_mut(ra_db::ParseQuery).set_lru_capacity(128);
-        db.query_mut(hir::db::ParseMacroQuery).set_lru_capacity(128);
+        let lru_cap = ra_db::DEFAULT_LRU_CAP;
+        db.query_mut(ra_db::ParseQuery).set_lru_capacity(lru_cap);
+        db.query_mut(hir::db::ParseMacroQuery).set_lru_capacity(lru_cap);
         db
     }
 }