Shuffle around Constant node stuff

src/parser/nodes/mod.rs

@@ -1,19 +1,7 @@
-/* node.rs
+/* parser/nodes/mod.rs
  * Eryn Wells <eryn@erynwells.me>
  */
 
-use types::{Boolean, Number};
+pub use self::constant::Constant;
 
-trait ConstantValue {}
+mod constant;
-impl ConstantValue for Boolean {}
-impl ConstantValue for Number {}
-
-struct Constant<V: ConstantValue> {
-    value: V
-}
-
-impl<V: ConstantValue> Constant<V> {
-    fn new(value: V) -> Constant<V> {
-        Constant { value: value }
-    }
-}