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Merge loops/minikanren into architecture: full miniKanren-on-SX library
Squash merge of 76 commits from loops/minikanren. Adds lib/minikanren/
— a complete miniKanren-on-SX implementation built on top of
lib/guest/match.sx, validating the lib-guest unify-and-match kit as
intended.

Modules (20 .sx files, ~1700 LOC):
  unify, stream, goals, fresh, conde, condu, conda, run, relations,
  peano, intarith, project, nafc, matche, fd, queens, defrel, clpfd,
  tabling

Phases 1–5 fully done (core miniKanren API, all classic relations,
matche, conda, project, nafc).

Phase 6 — native CLP(FD): domain primitives, fd-in / fd-eq / fd-neq /
fd-lt / fd-lte / fd-plus / fd-times / fd-distinct / fd-label, with
constraint reactivation iterating to fixed point. N-queens via FD:
4-queens 2 solutions, 5-queens 10 solutions (vs naive timeout past N=4).

Phase 7 — naive ground-arg tabling: table-1 / table-2 / table-3.
Fibonacci canary: tab-fib(25) = 75025 in seconds, naive fib(25) times
out at 60s. Ackermann via table-3: A(3,3) = 61.

71 test files, 644+ tests passing across the suite. Producer/consumer
SLG (cyclic patho, mutual recursion) deferred — research-grade work.

The lib-guest validation experiment is conclusive: lib/minikanren/
unify.sx adds ~50 lines of local logic (custom cfg, deep walk*, fresh
counter) over lib/guest/match.sx's ~100-line kit. The kit earns its
keep ~3× by line count.
2026-05-08 23:01:54 +00:00

76 lines
1.2 KiB
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;; lib/minikanren/tests/partitiono.sx — partition list by predicate.
(mk-test
"partitiono-empty"
(run*
q
(fresh
(yes no)
(partitiono (fn (x) (== x 1)) (list) yes no)
(== q (list yes no))))
(list (list (list) (list))))
(mk-test
"partitiono-by-equality"
(run*
q
(fresh
(yes no)
(partitiono
(fn (x) (== x 2))
(list 1 2 3 2 4)
yes
no)
(== q (list yes no))))
(list
(list
(list 2 2)
(list 1 3 4))))
(mk-test
"partitiono-by-numeric-pred"
(run*
q
(fresh
(yes no)
(partitiono
(fn (x) (lto-i x 5))
(list 1 7 2 8 3)
yes
no)
(== q (list yes no))))
(list
(list
(list 1 2 3)
(list 7 8))))
(mk-test
"partitiono-all-yes"
(run*
q
(fresh
(yes no)
(partitiono
(fn (x) (lto-i x 100))
(list 1 2 3)
yes
no)
(== q (list yes no))))
(list (list (list 1 2 3) (list))))
(mk-test
"partitiono-all-no"
(run*
q
(fresh
(yes no)
(partitiono
(fn (x) (lto-i 100 x))
(list 1 2 3)
yes
no)
(== q (list yes no))))
(list (list (list) (list 1 2 3))))
(mk-tests-run!)