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@@ -5,7 +5,10 @@
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:esrap)
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(:export #:parse-date
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#:print-date
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- #:date-stamp))
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+ #:date-stamp
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+ #:parse-mini-date
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+ #:print-mini-date
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+ #:mini-date-stamp))
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(in-package #:iso-date)
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@@ -168,3 +171,24 @@
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(defun date-stamp ()
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(values (print-date (get-universal-time))
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(get-universal-time)))
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+
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+(defrule minidate
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+ (and year (? (and month (? (and day (? (and hour minute second)))))))
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+ (:destructure (year (month (day (&optinal hour minute second))))
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+ (declare (ignorable month day hour minute second))
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+ (if (null month)
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+ (encode-universal-time 0 0 0 1 1 year)
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+ (if (null day)
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+ (encode-universal-time 0 0 0 1 month year)
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+ (if (null hour)
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+ (encode-universal-time 0 0 0 day month year)
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+ (encode-universal-time second minute hour day month year))))))
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+
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+(defun parse-mini-date (date)
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+ (declare (string date))
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+ (values (parse 'minidate date)
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+ date))
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+
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+(defun print-mini-date (date))
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+
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+(defun mini-date-stamp ())
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