Intern `GenericParams`

Also share the same instance between `ItemTree` and `generic_params`
query.

1 files changed, 1 insertions, 1 deletions

diff --git a/crates/hir_def/src/lib.rs b/crates/hir_def/src/lib.rs
index f408e510a..be9a5e1a0 100644
--- a/crates/hir_def/src/lib.rs
+++ b/crates/hir_def/src/lib.rs
@@ -27,6 +27,7 @@ pub mod dyn_map;
 pub mod keys;
 
 pub mod item_tree;
+pub mod intern;
 
 pub mod adt;
 pub mod data;
@@ -49,7 +50,6 @@ pub mod import_map;
 
 #[cfg(test)]
 mod test_db;
-mod intern;
 
 use std::{
     hash::{Hash, Hasher},