lib/ratatouille/ratifier.rb in ratatouille-1.3.2 vs lib/ratatouille/ratifier.rb in ratatouille-1.3.4

@@ -11,16 +11,22 @@
     def initialize(obj, options={}, &block)
       @errors = { "/" => [] }
       @ratifiable_object = obj
       self.name = options[:name]
 
+      @is_a ||= options[:is_a]
+
       case obj
       when Hash  then extend Ratatouille::HashMethods
       when Array then extend Ratatouille::ArrayMethods
       end
 
-      instance_eval( &block ) if block_given?
+      unless @is_a.nil?
+        is_a?(@is_a, &block)
+      else
+        instance_eval( &block ) if block_given?
+      end
 
       cleanup_errors
 
       @errors.freeze
     end#initialize
@@ -172,19 +178,27 @@
         # Skip to block evaluation
       when id.to_s =~ /^is_not_(.*)$/
         if @ratifiable_object.respond_to?("#{$1}?")
           if @ratifiable_object.send("#{$1}?") == true
             validation_error("is #{$1}")
+            return
           end
         end
       when id.to_s =~ /^is_(.*)$/
         if @ratifiable_object.respond_to?("#{$1}?")
           if @ratifiable_object.send("#{$1}?") == false
             validation_error("is not #{$1}")
+            return
           end
         end
       else
-        validation_error("#{id} is not supported for the given object (#{@ratifiable_object.class})")
+        begin
+          super
+          return
+        rescue Exception => e
+          validation_error("#{id} is not supported for the given object (#{@ratifiable_object.class})")
+          return e
+        end
       end
 
       instance_eval(&block) if block_given?
       return
     end#method_missing