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Add tasks for all the new languages

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Tina Müller 2016-12-05 23:44:36 +01:00
parent 9dc3c2bb62
commit bba7bfd280
13208 changed files with 134745 additions and 0 deletions
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23
Task/Extend-your-language/EchoLisp/extend-your-language.echolisp Normal file
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(define-syntax-rule
(if2 cond1 cond2 both cond1-only cond2-only none) ;; new syntax
;; will expand to :
(if cond1
(if cond2 both cond1-only)
(if cond2 cond2-only none)))
→ #syntax:if2
(define (num-test n)
(if2 (positive? n) (exact? n)
"positive and exact"
"positive and inexact"
"negative and exact"
"negative and inexact"))
(num-test 3/4)
→ "positive and exact"
(num-test -666)
→ "negative and exact"
(num-test -666.42)
→ "negative and inexact"
(num-test PI)
→ "positive and inexact"