test/ab.adb


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44


--  Programmed by Jedidiah Barber
--  Licensed under the Sunset License v1.0

--  See license.txt for further details


with

    Ada.Text_IO,
    Kompsos.Pretty_Print;


procedure AB is

    package TIO renames Ada.Text_IO;


    package InKomp is new Kompsos (Integer);
    use InKomp;

    package InPrin is new InKomp.Pretty_Print (Integer'Image);
    use InPrin;

    Verse : World := Empty_World;
    Ref : Term;

begin

    TIO.Put_Line ("Test program to output a-and-b example from 2013 microKanren paper.");

    TIO.New_Line;

    Ref := Verse.Fresh ("a");
    Verse.Unify (Ref, 7);
    Ref := Verse.Fresh ("b");
    Verse := Disjunct (Verse.Unify (Ref, 5), Verse.Unify (Ref, 6));

    TIO.Put_Line (Image (Verse));

end AB;