refactor heapview

src/prolog/mod.rs

@@ -13,7 +13,8 @@ pub mod codegen;
 pub mod copier;
 pub mod debray_allocator;
 pub mod fixtures;
-pub mod heapview;
+pub mod heap_iter;
+pub mod heap_print;
 pub mod indexing;
 pub mod io;
 pub mod iterators;