1 files changed, 4 insertions, 0 deletions
diff --git a/src/lexer.h b/src/lexer.h
index c872b98..75c1b2f 100644
--- a/src/lexer.h
+++ b/src/lexer.h
@@ -46,6 +46,10 @@ struct Lexer {
   /// Return a human-readable form of a token, used in error messages.
   static const char* TokenName(Token t);
 
+
+  /// Return a human-readable token hint, used in error messages.
+  static const char* TokenErrorHint(Token t);
+
   /// Start parsing some input.
   void Start(StringPiece filename, StringPiece input);