lib/dentaku/ast/case/case_conditional.rb in dentaku-3.3.0 vs lib/dentaku/ast/case/case_conditional.rb in dentaku-3.3.1

@@ -1,18 +1,21 @@
+require 'dentaku/exceptions'
+
 module Dentaku
   module AST
     class CaseConditional < Node
       attr_reader :when,
                   :then
 
       def initialize(when_statement, then_statement)
         @when = when_statement
         unless @when.is_a?(AST::CaseWhen)
-          raise 'Expected first argument to be a CaseWhen'
+          raise ParseError.for(:node_invalid), 'Expected first argument to be a CaseWhen'
         end
+
         @then = then_statement
         unless @then.is_a?(AST::CaseThen)
-          raise 'Expected second argument to be a CaseThen'
+          raise ParseError.for(:node_invalid), 'Expected second argument to be a CaseThen'
         end
       end
 
       def dependencies(context = {})
         @when.dependencies(context) + @then.dependencies(context)