refactor(storage): add some sanity checks to this monstrosity

src/storage.rs

@@ -60,6 +60,8 @@ macro_rules! define_clusterwide_spaces {
             }
         }
 
+        $( const _: $crate::util::CheckIsSameType<$_cw_struct, $cw_struct> = (); )+
+
         $(#[$cw_index_meta])*
         #[derive(Copy, Clone, Debug, serde::Serialize, serde::Deserialize, PartialEq, Eq, Hash)]
         pub enum $cw_index {

src/util.rs

@@ -420,6 +420,20 @@ where
     }
 }
 
+////////////////////////////////////////////////////////////////////////////////
+/// IsSameType
+
+pub trait IsSameType<L, R> {
+    type Void;
+}
+
+impl<T> IsSameType<T, T> for T {
+    type Void = ();
+}
+
+#[allow(unused)]
+pub type CheckIsSameType<L, R> = <L as IsSameType<L, R>>::Void;
+
 ////////////////////////////////////////////////////////////////////////////////
 /// tests
 #[cfg(test)]