--- a/progs/matcher/re1.sc Mon Aug 17 17:42:37 2020 +0100
+++ b/progs/matcher/re1.sc Sun Aug 23 23:44:44 2020 +0100
@@ -7,7 +7,7 @@
// or
//
// amm re1.sc all
-
+
// regular expressions
abstract class Rexp
case object ZERO extends Rexp // matches nothing