refactor out typemap

core/src/util/mod.rs

@@ -1,19 +1,21 @@
+mod typemap;
 mod arena;
 mod borrow;
 mod change;
-mod slot;
 mod id;
 mod math;
 mod refcount;
+mod slot;
 mod vec2;
 
+pub use typemap::*;
 pub use arena::*;
 pub use borrow::*;
 pub use change::*;
-pub use slot::*;
 pub use id::*;
 pub use math::*;
 pub use refcount::*;
+pub use slot::*;
 pub use vec2::*;
 
 pub type HashMap<K, V> = fxhash::FxHashMap<K, V>;