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| author | Hugo Hörnquist <hugo@lysator.liu.se> | 2022-06-12 21:09:35 +0200 |
|---|---|---|
| committer | Hugo Hörnquist <hugo@lysator.liu.se> | 2022-06-13 04:11:35 +0200 |
| commit | 73a4bfc3d8e9bb5365e33a11a6ad3b8340d5195b (patch) | |
| tree | e52324edc63a240e5c0b88081c325f789168a4c5 /module/vcomponent/recurrence/generate.scm | |
| parent | Document timespec and zic. (diff) | |
| download | calp-73a4bfc3d8e9bb5365e33a11a6ad3b8340d5195b.tar.gz calp-73a4bfc3d8e9bb5365e33a11a6ad3b8340d5195b.tar.xz | |
Remove custom let*.
While it was nice, the most important part was the multi-valued let from
srfi-71 (which is implemented in srfi-71)). The minor pattern matching
structures could often be replaced with car+cdr, or a propper match.
Diffstat (limited to 'module/vcomponent/recurrence/generate.scm')
| -rw-r--r-- | module/vcomponent/recurrence/generate.scm | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/module/vcomponent/recurrence/generate.scm b/module/vcomponent/recurrence/generate.scm index 308ec11e..4dccecf1 100644 --- a/module/vcomponent/recurrence/generate.scm +++ b/module/vcomponent/recurrence/generate.scm @@ -5,6 +5,7 @@ :use-module (srfi srfi-26) :use-module (srfi srfi-41) :use-module (srfi srfi-41 util) + :use-module (srfi srfi-71) :use-module (vcomponent base) :use-module (vcomponent recurrence internal) :use-module (vcomponent recurrence parse) @@ -128,7 +129,7 @@ ;; can extend the recurrence set in weird ways. (branching-fold (lambda (rule dt) - (let* (((key . value) rule) + (let* ((key value (car+cdr rule)) (d (if (date? dt) dt (get-date dt))) ;; NOTE It's proably an error to give BYHOUR, BYMINUTE, and BYSECOND ;; rules for a date object. This doesn't warn if those are given, but @@ -158,7 +159,7 @@ (to-dt (set (month d) value)))] [(BYDAY) - (let* (((offset . value) value)) + (let* ((offset value (car+cdr value))) (case (freq rrule) [(WEEKLY) ;; set day to that day in the week which d lies within @@ -167,7 +168,7 @@ 7))))] [(MONTHLY) - (let* ((instances (all-wday-in-month value (start-of-month d)))) + (let ((instances (all-wday-in-month value (start-of-month d)))) (catch 'out-of-range (lambda () (cond [(eqv? #f offset) @@ -281,9 +282,9 @@ (let loop ((remaining limiters)) (if (null? remaining) #t - (let* (((key . values) (car remaining)) - (t (as-time dt)) - (d (if (date? dt) dt (get-date dt)))) + (let ((key values (car+cdr (car remaining))) + (t (as-time dt)) + (d (if (date? dt) dt (get-date dt)))) (and (case key [(BYMONTH) (memv (month d) values)] [(BYMONTHDAY) (memv (day d) (map (month-mod d) values))] |