lib/coderay/encoders/encoder.rb in coderay-1.1.1 vs lib/coderay/encoders/encoder.rb in coderay-1.1.2.rc1

@@ -144,10 +144,10 @@
       def setup options
         @out = get_output(options)
       end
       
       def get_output options
-        options[:out] || ''
+        options[:out] || ''.dup
       end
       
       # Append data.to_s to the output. Returns the argument.
       def output data
         @out << data.to_s