author | Christian Urban <christian.urban@kcl.ac.uk> |
Sat, 07 Nov 2020 00:07:28 +0000 | |
changeset 800 | 9eea6a801e10 |
parent 400 | e4afe3f46c29 |
permissions | -rw-r--r-- |
263
92e6985018ae
updated
Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
diff
changeset
|
1 |
abstract class Rexp |
400
e4afe3f46c29
updated
Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
263
diff
changeset
|
2 |
case object ZERO extends Rexp |
e4afe3f46c29
updated
Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
263
diff
changeset
|
3 |
case object ONE extends Rexp |
263
92e6985018ae
updated
Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
diff
changeset
|
4 |
case class CHAR(c: Char) extends Rexp |
92e6985018ae
updated
Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
diff
changeset
|
5 |
case class ALT(r1: Rexp, r2: Rexp) extends Rexp |
92e6985018ae
updated
Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
diff
changeset
|
6 |
case class SEQ(r1: Rexp, r2: Rexp) extends Rexp |
92e6985018ae
updated
Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
diff
changeset
|
7 |
case class STAR(r: Rexp) extends Rexp |