refactor: type

src/vm/mod.rs

@@ -1,6 +1,5 @@
 mod env;
 mod stack;
-mod value;
 mod vm;
 mod vmthunk;
 
@@ -8,5 +7,4 @@ mod vmthunk;
 mod test;
 
 pub use env::Env;
-pub use value::Symbol;
-pub use value::*;
+pub use vm::VM;