transcendental-lisp/fitnesse/FitNesseRoot/LispInterpreter/LexicalClosures.wiki

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Test
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2017-03-02 16:36:23 -05:00
A simple lexical closure.
| script | lisp interpreter fixture |
| show | evaluate text | (defun adder-x (x) (lambda (y) (+ x y))) |
| show | evaluate text | (setf adder-20 (adder-x 20)) |
| check | evaluate text | (funcall adder-20 2) | 22 |