aboutsummaryrefslogtreecommitdiff
path: root/module/vcomponent/recurrence/generate-alt.scm
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--module/vcomponent/recurrence/generate-alt.scm4
1 files changed, 4 insertions, 0 deletions
diff --git a/module/vcomponent/recurrence/generate-alt.scm b/module/vcomponent/recurrence/generate-alt.scm
index ffe94123..2617481c 100644
--- a/module/vcomponent/recurrence/generate-alt.scm
+++ b/module/vcomponent/recurrence/generate-alt.scm
@@ -59,6 +59,10 @@
;; expr
;; ]))
+;; BYFIELD := 'BYHOUR | 'BYMINUTE | ...
+;; expansion-alternative := (list (cons BYFIELD int))
+;; extension-rule := (list expansion-alternative)
+
(define-syntax make-single-extender
(syntax-rules (||)
[(_ rr field ...)