26 lines
854 B
Plaintext
26 lines
854 B
Plaintext
---
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Test
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---
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An object with multiple methods.
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| script | lisp interpreter fixture |
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| show | evaluate text |!-
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(defun counter-class ()
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(let ((counter 0))
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(lambda (msg)
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(case msg
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((:inc)
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(setq counter (+ counter 1)))
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((:dec)
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(setq counter (- counter 1)))))))
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-!|
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| show | evaluate text | (setq my-counter (counter-class)) |
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| check | evaluate text | (funcall my-counter :inc) | 1 |
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| check | evaluate text | (funcall my-counter :inc) | 2 |
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| check | evaluate text | (funcall my-counter :inc) | 3 |
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| check | evaluate text | (funcall my-counter :dec) | 2 |
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| check | evaluate text | (funcall my-counter :dec) | 1 |
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| check | evaluate text | (funcall my-counter :dec) | 0 |
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