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Easier Tabling support usage #164

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Merged
pisaev1 merged 1 commit into from
Apr 13, 2026
Merged

Easier Tabling support usage #164

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10 changes: 10 additions & 0 deletions examples/tabling_fib.metta
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Original file line number Diff line number Diff line change
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!(import! &self (library lib_tabling))

!(tabled (fib $N))
(= (fib $N)
(if (< $N 2)
$N
(+ (fib (- $N 1))
(fib (- $N 2)))))

!(test (fib 30) 832040)
11 changes: 11 additions & 0 deletions lib/lib_tabling.metta
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(= (injectPrologCode $code)
(progn (translatePredicate (open_string $code $S))
(translatePredicate (load_files user ((Predicate (stream $S)))))
True))

(: tabled (-> Expression Atom))
(= (tabled $call)
(progn (translatePredicate (atom_string (car-atom $call) $strname))
(translatePredicate (atom_string (+ 1 (length (cdr-atom $call))) $strarity))
(translatePredicate (atomics_to_string (":- table " $strname "/" $strarity ".") $code))
(injectPrologCode $code)))
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