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kraken/foldl_demo.kp
2022-03-08 15:55:59 -05:00

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((wrap (vau root_env (quote)
((wrap (vau (let1)
(let1 lambda (vau se (p b1) (wrap (eval (array vau p b1) se)))
(let1 current-env (vau de () de)
(let1 cons (lambda (h t) (concat (array h) t))
(let1 Y (lambda (f3)
((lambda (x1) (x1 x1))
(lambda (x2) (f3 (lambda (& y) (lapply (x2 x2) y))))))
(let1 vY (lambda (f)
((lambda (x3) (x3 x3))
(lambda (x4) (f (vau de1 (& y) (vapply (x4 x4) y de1))))))
(let1 let (vY (lambda (recurse) (vau de2 (vs b) (cond (= (len vs) 0) (eval b de2)
true (vapply let1 (array (idx vs 0) (idx vs 1) (array recurse (slice vs 2 -1) b)) de2)))))
(let (
rec-lambda (vau se (n p b) (eval (array Y (array lambda (array n) (array lambda p b))) se))
if (vau de (con than & else) (cond (eval con de) (eval than de)
(> (len else) 0) (eval (idx else 0) de)
true false))
map (lambda (f5 l5)
; now maybe errors on can't find helper?
(let (helper (rec-lambda recurse (f4 l4 n4 i4)
(cond (= i4 (len l4)) n4
(<= i4 (- (len l4) 4)) (recurse f4 l4 (concat n4 (array
(f4 (idx l4 (+ i4 0)))
(f4 (idx l4 (+ i4 1)))
(f4 (idx l4 (+ i4 2)))
(f4 (idx l4 (+ i4 3)))
)) (+ i4 4))
true (recurse f4 l4 (concat n4 (array (f4 (idx l4 i4)))) (+ i4 1)))))
(helper f5 l5 (array) 0)))
and (let (macro_helper (rec-lambda recurse (bs i) (cond (= i (len bs)) true
(= (+ 1 i) (len bs)) (idx bs i)
true (array let (array 'tmp (idx bs i)) (array if 'tmp (recurse bs (+ i 1)) 'tmp)))))
(vau se (& bs) (eval (macro_helper bs 0) se)))
foldl (let (helper (rec-lambda recurse (f z vs i) (if (= i (len (idx vs 0))) z
(recurse f (lapply f (cons z (map (lambda (x) (idx x i)) vs))) vs (+ i 1)))))
(lambda (f z & vs) (helper f z vs 0)))
zip (lambda (& xs) (lapply foldl (concat (array (lambda (a & ys) (cons ys a)) (array)) xs)))
and_fold (foldl and true '(true true false true))
monad (array 'write 1 (str "Hello from compiled code! " and_fold "\n") (vau (written code) (array 'exit 0)))
)
monad
)
; end of all lets
))))))
; impl of let1
; this would be the macro style version (((
)) (vau de (s v b) (eval (array (array wrap (array vau (array s) b)) v) de)))
;)) (vau de (s v b) (eval (array (array vau (array s) b) (eval v de)) de)))
; impl of quote
)) (vau (x5) x5))