1 files changed, 3 insertions, 0 deletions
diff --git a/decoder/fdict.h b/decoder/fdict.h
index d05f1706..c4236580 100644
--- a/decoder/fdict.h
+++ b/decoder/fdict.h
@@ -20,6 +20,9 @@ struct FD {
   static inline const std::string& Convert(const WordID& w) {
     return dict_.Convert(w);
   }
+  // Escape any string to a form that can be used as the name
+  // of a weight in a weights file
+  static std::string Escape(const std::string& s);
   static Dict dict_;
  private:
   static bool frozen_;