A practical exercise to code part of the implementation of eval function
;; Evaluating basic stuff ...
(my-eval 1) ; 1
(my-eval '(1 2 3)) ; '(1 2 3)
(my-eval '(my-plus 1 2)) ; 3
(my-eval '(my-plus :a (my-plus 2 2))) ; 5
(my-eval '(my-str "two plus two is: " (my-plus 2 2))) ; "two plus two is: 4"
(my-eval '(my-times 3 3 3 10 10)) ; 2700
;; Evaluating my-map function ...
(my-eval '(my-map my-inc [1 2 3])) ; [2 3 4]
(my-eval '(my-map my-str [1 2 3] [1 2 3])) ; '("11" "22" "33")
(my-eval '(my-map my-inc [(my-plus 2 2 ) 2])) ; [5 5]
(my-eval '(my-map my-plus [5 5 5] [5 5 5])) ; [10 10 10]
;; Evaluating my-let function ...
(my-eval '(my-let [a 5] (my-plus a 10))) ; 15
(my-eval '(my-let [a 500] (my-let [b 500 c 500] (my-plus a b c)))) ; 1500
(my-eval '(my-let [a 4 b 5] (my-map my-inc [a b]))) ; [5 6]
(my-eval '(my-let [a 5] (my-plus a (my-let [b 5] (my-plus a b))))) ; 15
;; Evaluating my-fn function ...
(my-eval '((my-fn [a b c] (my-plus a b c)) 50 50 (my-times 2 20))) ; 140
(my-eval '((my-fn [l] (my-map my-inc l)) [19 20 21 22])) ; [20 21 22 23]
(my-eval '((my-fn [w1 space w2] (my-str w1 space w2)) "Hi" " " "Valentin")) ; "Hi Valentin"
(my-eval '((my-fn [s1 s2] (map my-plus s1 s2)) [100 200] [100 200])) ; [200 400]Copyright © 2020 Valentín Fernández
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