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14 lines
301 B
Text
14 lines
301 B
Text
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(defmacro do args
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(let ((monad (car args))
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(statements (cdr args)))
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(monad:do-transform monad statements)))
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(defmacro >>= (monad m f)
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`(: ,monad >>= ,m ,f))
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(defmacro >> (monad m1 m2)
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`(: ,monad >>= ,m1 (lambda (_) ,m2)))
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(defmacro return (monad expr)
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`(: ,monad return ,expr))
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