nodes.rb in i18n-tasks-0.7.7

- old
+ new

@@ -27,21 +27,27 @@
       node_attr = new_attr.slice(:parent)
       attr[:nodes] ||= @list.map { |node| node.derive(node_attr) }
       self.class.new(attr)
     end
 
-    def to_hash
-      @hash ||= map(&:to_hash).reduce(:deep_merge!) || {}
+    def to_hash(sort = false)
+      (@hash ||= {})[sort] ||= begin
+        if sort
+          self.sort { |a, b| a.key <=> b.key }
+        else
+          self
+        end.map { |node| node.to_hash(sort) }.reduce({}, :deep_merge!)
+      end
     end
 
     delegate :to_json, to: :to_hash
     delegate :to_yaml, to: :to_hash
 
     def inspect
       if present?
         map(&:inspect) * "\n"
       else
-        Term::ANSIColor.dark '∅'
+        Term::ANSIColor.dark '{∅}'
       end
     end
 
     # methods below change state
 