lib/code/node/if.rb in code-ruby-0.10.4 vs lib/code/node/if.rb in code-ruby-0.11.0

@@ -10,36 +10,37 @@
 
       class Else < Node
         attr_reader :operator, :statement, :body
 
         def initialize(parsed)
-          @operator = parsed.delete(:operator)
-          @body = Node::Code.new(parsed.delete(:body))
+          return if parsed.blank?
+          @operator = parsed.delete(:operator).presence
+          @body = Node::Code.new(parsed.delete(:body).presence)
 
-          return unless parsed.key?(:statement)
-
-          @statement = Node::Statement.new(parsed.delete(:statement))
+          if parsed.key?(:statement)
+            @statement = Node::Statement.new(parsed.delete(:statement).presence)
+          end
         end
       end
 
       def initialize(parsed)
-        @first_operator = parsed.delete(:first_operator)
-        @first_statement = Node::Statement.new(parsed.delete(:first_statement))
-        @first_body = Node::Code.new(parsed.delete(:first_body))
-        @elses =
-          parsed.delete(:elses) { [] }.map { |elses| Node::If::Else.new(elses) }
-        super(parsed)
+        return if parsed.blank?
+        @first_operator = parsed.delete(:first_operator).presence
+        @first_statement = Node::Statement.new(parsed.delete(:first_statement).presence)
+        @first_body = Node::Code.new(parsed.delete(:first_body).presence)
+        @elses = (parsed.delete(:elses).presence || [])
+        @elses.map! { |elses| Node::If::Else.new(elses) }
       end
 
       def evaluate(**args)
         if @first_operator == IF_KEYWORD &&
              @first_statement.evaluate(**args).truthy?
           @first_body.evaluate(**args)
         elsif @first_operator == UNLESS_KEYWORD &&
               @first_statement.evaluate(**args).falsy?
           @first_body.evaluate(**args)
         else
-          @elses.each do |elses|
+          (@elses || []).each do |elses|
             if elses.operator == ELSIF_KEYWORD &&
                  elses.statement.evaluate(**args).truthy?
               return elses.body.evaluate(**args)
             elsif elses.operator == IF_KEYWORD &&
                   elses.statement.evaluate(**args).truthy?