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#!/usr/bin/guile -s
!#
(add-to-load-path (dirname (current-filename)))
(use-modules (rnrs base) ; assert
(srfi srfi-1)
(srfi srfi-19)
(srfi srfi-19 util)
(srfi srfi-41)
(vcalendar)
(vcalendar output)
(vcalendar recur))
(define cal (make-vcomponent "../testcal/repeating-event.ics"))
(define ev (car (children cal 'VEVENT)))
(define ev-copy (copy-vcomponent ev))
(assert (equal? (children ev)
(children ev-copy)))
(define (display-timespan ev)
(format #t "~a ~a ~a -- ~a~%"
(attr ev 'NEW_ATTR)
(attr ev 'N)
(time->string (attr ev "DTSTART"))
(time->string (attr ev "DTEND"))))
(display (attr ev 'N)) (newline)
(display-timespan ev)
(display (attr ev 'NEW_ATTR)) (newline)
(newline)
(define strm (generate-recurrence-set ev))
(display (attr ev 'RRULE)) (newline)
(if #f
(begin
(stream-for-each display-timespan (stream-take 20 strm))
(newline)
;; (define strm (generate-recurrence-set ev))
(display (attr ev 'RRULE)) (newline)
;; This makes the amount of events lookad at before have the same DTSTART,
;; which is the last from that set. The one's after that however are fine.
(stream-for-each display-timespan (stream-take 40 strm))
(newline)
;; This makes all the DTSTART be the last dtstart
;; (for-each display-timespan (stream->list (stream-take 20 strm)))
;;; I believe that I might have something to do with the stream's cache.
(newline)
(display-timespan ev)
(display (attr ev 'NEW_ATTR))
(newline))
(begin
;; These two acts as one large unit.
;; Something modifies the initial ev even though it shouldn't
(display-timespan ev)
(stream-for-each
display-timespan
(stream-take 20 (generate-recurrence-set (copy-vcomponent ev))))
(newline)
(display-timespan ev)
(newline)
(stream-for-each
display-timespan
(stream-take 40 (generate-recurrence-set (copy-vcomponent ev))))
(newline)
(display-timespan ev)
))
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