vastly improve Debug encoder speed on Ruby 1.9.3

korny · korny · commit e18ebab2c341 · 2013-03-11T01:18:51.000+01:00
diff --git a/lib/coderay/encoders/debug.rb b/lib/coderay/encoders/debug.rb
@@ -28,7 +28,7 @@ def text_token text, kind
         @out << text
       else
         # TODO: Escape (
-        text = text.gsub(/[)\\]/, '\\\\\0')  # escape ) and \
+        text = text.gsub(/[)\\]/, '\\\\\0') if text.index(/[)\\]/)
         @out << kind.to_s << '(' << text << ')'
       end
     end
