 		}
 
 		var description: String {
-			return "OptionalGlobalDeclarations"
+			return "\(self.dynamicType)"
 		}
 
 		func toAbstract() {

		}
	}


	class OptionalExpressions: ASTConvertible {

		let expression: Expression

		}

		var description: String {
			return "\(self.dynamicType)"
		}

		func toAbstract() {
