Sha256: 166c88d40f211c743551de29d47092ceabcecb085e1bbde39fc475fc8e29fdac
Contents?: true
Size: 1.44 KB
Versions: 52
Compression:
Stored size: 1.44 KB
Contents
module RiCal
class PropertyValue
class RecurrenceRule < PropertyValue
#- ©2009 Rick DeNatale, All rights reserved. Refer to the file README.txt for the license
#
class NegativeSetposEnumerator < Enumerator # :nodoc:
def initialize(recurrence_rule, component, setpos_list)
super
@current_set = []
@valids = []
end
def next_occurrence
while true
result = advance
if result >= start_time
@count += 1
return recurrence_rule.exhausted?(@count, result) ? nil : result_occurrence_period(result)
end
end
end
def advance
if @valids.empty?
fill_set
@valids = @setpos_list.map {|sp| sp < 0 ? @current_set.length + sp : sp - 1}
current_time_index = @current_set.index(@start_time)
if current_time_index
@valids << current_time_index
end
@valids = @valids.uniq.sort
end
@current_set[@valids.shift]
end
def fill_set
@current_set = [next_time]
while true
self.next_time = @incrementer.next_time(next_time)
if recurrence_rule.in_same_set?(@current_set.last, next_time)
@current_set << next_time
else
return
end
end
end
end
end
end
end
Version data entries
52 entries across 52 versions & 8 rubygems