lib/csl/node.rb in csl-1.1.0 vs lib/csl/node.rb in csl-1.2.0

@@ -1,10 +1,11 @@
 module CSL
 
   class Node
 
     extend Forwardable
+    extend Extensions::Nesting
 
     include Enumerable
     include Comparable
 
     include Treelike
@@ -231,11 +232,11 @@
 
       yield self if block_given?
     end
 
     def initialize_copy(other)
-      super
+      @parent, @ancestors, @descendants, @siblings, @root, @depth = nil
       initialize(other.attributes)
     end
 
     def deep_copy
       copy = dup
@@ -429,11 +430,11 @@
       Hash[map { |name, value|
         !value.nil? && filter.include?(name) ? [name, value.to_s] : nil
       }.compact]
     end
 
-    
+
     # @return [Hash] the node's formatting options
     def formatting_options
       options = attributes_for Schema.attr(:formatting)
 
       if !root? && parent.respond_to?(:inheritable_formatting_options)
@@ -565,18 +566,23 @@
     #   end
     # end
 
     def initialize(argument = '')
       case
-      when argument.is_a?(Hash)
+      when argument.respond_to?(:each_pair)
         super
       when argument.respond_to?(:to_s)
         super({})
         @text = argument.to_s
         yield self if block_given?
       else
         raise ArgumentError, "failed to create text node from #{argument.inspect}"
       end
+    end
+
+    def initialize_copy(other)
+      super
+      @text = other.text
     end
 
     def textnode?
       true
     end