lib/wicked_pdf.rb in wicked_pdf-0.7.3 vs lib/wicked_pdf.rb in wicked_pdf-0.7.4

@@ -77,10 +77,10 @@
         ""
       end
     end
 
     def make_option(name, value, type=:string)
-      if value.respond_to? :each
+      if value.is_a?(Array)
         return value.collect { |v| make_option(name, v, type) }.join('')
       end
       "--#{name.gsub('_', '-')} " + case type
         when :boolean then ""
         when :numeric then value.to_s