lib/new_relic/agent/obfuscator.rb in newrelic_rpm-9.0.0 vs lib/new_relic/agent/obfuscator.rb in newrelic_rpm-9.1.0

@@ -31,10 +31,10 @@
       end
 
       def encode(text)
         return text unless key_bytes
 
-        encoded = String.new('')
+        encoded = +''
         encoded.force_encoding('binary') if encoded.respond_to?(:force_encoding)
         index = 0
         text.each_byte do |byte|
           encoded.concat((byte ^ key_bytes[index % key_bytes.length]))
           index += 1