1 files changed, 3 insertions, 0 deletions
diff --git a/lib/lexer.mll b/lib/lexer.mll
index 1985c2d..1b24847 100644
--- a/lib/lexer.mll
+++ b/lib/lexer.mll
@@ -22,6 +22,9 @@ rule read =
   | "name" { NAME }
   | "increment" { INCREMENT }
   | "username" { USERNAME }
+  | "past" { PAST }
+  | "future" { FUTURE }
+  | "now" { NOW }
   | "int" { INTSYMBOL } 
   | id { IDENTIFIER (Lexing.lexeme lexbuf) }
   | "(" { LBRACE }