Applied arity patch for to_xs

Needed for weird compatibility issues with Rails.
rubys · Sep 6, 2012 · 97067cb · 97067cb
1 parent 1d680bd
commit 97067cb
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/lib/builder/xmlbase.rb b/lib/builder/xmlbase.rb
@@ -132,7 +132,11 @@ def _escape(text)
       end
     else
       def _escape(text)
-        text.to_xs((@encoding != 'utf-8' or $KCODE != 'UTF8'))
+        if (text.method(:to_xs).arity == 0)
+          text.to_xs
+        else
+          text.to_xs((@encoding != 'utf-8' or $KCODE != 'UTF8'))
+        end
       end
     end