refactor internal datatypes to Base

- avoids cyclic module dependencies
- cleaner exports to Main module

1 files changed, 1 insertions, 0 deletions

diff --git a/lisk.cabal b/lisk.cabal
index 6c2bdd4..47e111b 100644
--- a/lisk.cabal
+++ b/lisk.cabal
@@ -24,6 +24,7 @@ library
     parsec == 3.*,
     mtl >= 2.1
   exposed-modules: 
+    Base,
     Parser,
     Evaluator,
     Operators,