Key impls by an enum rather than by Type
diff --git a/syntax/mod.rs b/syntax/mod.rs
index 6fe45d3..9a21087 100644
--- a/syntax/mod.rs
+++ b/syntax/mod.rs
@@ -11,6 +11,7 @@
 pub mod ident;
 mod impls;
 mod improper;
+pub mod instantiate;
 pub mod mangle;
 mod names;
 pub mod namespace;