| author | Christian Urban <christian.urban@kcl.ac.uk> |
| Mon, 09 Nov 2020 14:34:37 +0000 | |
| changeset 357 | 826a8dbb658c |
| parent 347 | 4de31fdc0d67 |
| child 403 | ffce7b61b446 |
| permissions | -rw-r--r-- |
| 347 | 1 |
import CW8c._ |
| 221 | 2 |
|
3 |
assert(nullable(ZERO) == false) |
|
4 |
assert(nullable(ONE) == true) |
|
5 |
assert(nullable(CHAR('a')) == false)
|
|
6 |
assert(nullable(ZERO | ONE) == true) |
|
7 |
assert(nullable(ZERO | CHAR('a')) == false)
|
|
8 |
assert(nullable(ONE ~ ONE) == true) |
|
9 |
assert(nullable(ONE ~ CHAR('a')) == false)
|
|
10 |
assert(nullable(STAR(ZERO)) == true) |
|
11 |