lib/formulae/parse/formula_peg.rb in rubyfromexcel-0.0.9 vs lib/formulae/parse/formula_peg.rb in rubyfromexcel-0.0.10

@@ -187,10 +187,10 @@
   def column
     terminal(/\$?[A-Za-z]{1,3}/)
   end
   
   def reference
-    terminal(/\$?[A-Za-z]{1,3}\$?[0-9]+/)
+    terminal(/\$?[A-Za-z]{1,3}\$?[0-9]+(?![0-9A-Za-z_])/)
   end
   
   def boolean
     boolean_true || boolean_false
   end