colorize_code must return escaped text

This was needed before 0c459af7c233adb5f44022350bfe8fa132d8053e but it
could be actually useless now. But I added this anyway just in case.

1 files changed, 3 insertions, 1 deletions

diff --git a/lib/irb/color.rb b/lib/irb/color.rb
index c2d0084446..4996ccf92f 100644
--- a/lib/irb/color.rb
+++ b/lib/irb/color.rb
@@ -123,7 +123,9 @@ module IRB # :nodoc:
         end
 
         # give up colorizing incomplete Ripper tokens
-        return code if length != code.bytesize
+        if length != code.bytesize
+          return Reline::Unicode.escape_for_print(code)
+        end
 
         colored
       end