+/* This is test.g which tests a simple DLG-based scanner, but with
+ * a main() in another file.
+ */
+
+#header <<
+#include "AToken.h" // what's ANTLRCommonToken look like?
+typedef ANTLRCommonToken ANTLRToken; // by placing in header, Expr.h gets it
+>>
+
+#token "[\ \t\n]+" <<skip();>>
+#token Eof "@"
+
+class Expr { /* Define a grammar class */
+
+e : IDENTIFIER NUMBER Eof
+ <<fprintf(stderr, "text is %s,%s\n", $1->getText(), $2->getText());>>
+ ;
+
+}
+
+#token IDENTIFIER "[a-z]+"
+#token NUMBER "[0-9]+"