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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions
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1
Task/Null-object/Common-Lisp/null-object-1.lisp Normal file
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(if (condition) (do-this))

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Task/Null-object/Common-Lisp/null-object-2.lisp Normal file
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(defmethod car* ((arg cons))
(car arg))
(defmethod car* ((arg null))
nil)

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Task/Null-object/Common-Lisp/null-object-3.lisp Normal file
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(defmethod car* ((arg t)) ;; can just be written (defmethod car* (arg) ...)
(error "CAR*: ~s is neither a cons nor nil" arg))