lib/qrb/syntax/constraint_def.rb in qrb-0.2.0 vs lib/qrb/syntax/constraint_def.rb in qrb-0.3.0

@@ -4,8 +4,14 @@
 
       def compile(factory)
         constraints.compile(var_name.to_s)
       end
 
+      def to_ast
+        ast = constraints.to_ast(var_name.to_s)
+        ast = [ast] if ast.first.is_a?(Symbol)
+        ast
+      end
+
     end # module ConstraintDef
   end # module Syntax
 end # module Qrb