@@ -92,8 +92,12 @@
 
 	mixin SimpleClass;
 }
 
+/// List of AST Types
+
+alias TypeTuple!(Int,Str,Var,Lay,Let,App,Fun) ListOfASTTypes;
+
 /// Handy Generator for AST nodes. To use this, mixin EasyAst;
 
 /*mixin*/
 template EasyAST()