lib/csl/style/label.rb in csl-1.0.0.pre21 vs lib/csl/style/label.rb in csl-1.0.0.pre22

@@ -34,20 +34,18 @@
         # @return [Hash<String, String>] a cache for variable-term mapping
         attr_reader :terms
       end
 
       def has_variable?
-        return parent.has_variable? if names_label?
         attribute?(:variable)
       end
 
       # The value of the node's variable attribute. If the {Label}
       # is the child of a {Names} node, returns the parent's variable
       # attribute instead.
       #
-      # @return [String] the value of the node's variable attribute
+      # @return [String, nil] the value of the node's variable attribute
       def variable
-        return parent.variable if name_label?
         attributes[:variable]
       end
 
       Label.variables.each do |type|
         pattern = Regexp.new("^#{type}", true)
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