1 | !752 |
2 | |
3 | class Var {
|
4 | new Core core; |
5 | Var next; |
6 | |
7 | Lisp get() {
|
8 | ret core.value; |
9 | } |
10 | |
11 | boolean set(Lisp value) {
|
12 | ret core.set(value); |
13 | } |
14 | |
15 | void unifyWith(Var v) {
|
16 | core = v.core; |
17 | } |
18 | } |
19 | |
20 | class Core {
|
21 | Lisp value; |
22 | |
23 | boolean set(Lisp val) {
|
24 | // existing |
25 | if (value != null) |
26 | ret eq(value, val); |
27 | |
28 | // new |
29 | value = val; |
30 | ret true; |
31 | } |
32 | } |
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| Snippet ID: | #1002812 |
| Snippet name: | Prolog Variables Test (dev.) |
| Eternal ID of this version: | #1002812/1 |
| Text MD5: | c50929a797658f109bc480cf88ba8871 |
| Author: | stefan |
| Category: | javax |
| Type: | JavaX source code |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2016-02-27 01:23:07 |
| Source code size: | 408 bytes / 32 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 1305 / 1262 |
| Referenced in: | [show references] |