Better DST rules.

This commit is contained in:
Dianne Skoll
2023-03-07 18:34:53 -05:00
parent a85980fec2
commit 5fec775863

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@@ -24,8 +24,8 @@ REM Third Monday in Feb SCANFROM -7 ADDOMIT MSG President's Day
REM Mar 17 MSG St. Patrick's Day
# These are accurate for most places in North America
REM MAYBE-UNCOMPUTABLE Sun November SATISFY [isdst($T) != isdst($T+1)] MSG Daylight Saving Time Ends
REM MAYBE-UNCOMPUTABLE Sun March SATISFY [isdst($T) != isdst($T+1)] MSG Daylight Saving Time Starts
REM MAYBE-UNCOMPUTABLE Sun November SATISFY [isdst($T) && !isdst($T+1)] MSG Daylight Saving Time Ends
REM MAYBE-UNCOMPUTABLE Sun March SATISFY [!isdst($T) && isdst($T+1)] MSG Daylight Saving Time Starts
REM Apr 1 MSG %"April Fool's%" Day