diff options
Diffstat (limited to 'activesupport/lib/active_support/vendor/tzinfo-0.3.16/lib/tzinfo/timezone_transition_info.rb')
| -rw-r--r-- | activesupport/lib/active_support/vendor/tzinfo-0.3.16/lib/tzinfo/timezone_transition_info.rb | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/activesupport/lib/active_support/vendor/tzinfo-0.3.16/lib/tzinfo/timezone_transition_info.rb b/activesupport/lib/active_support/vendor/tzinfo-0.3.16/lib/tzinfo/timezone_transition_info.rb deleted file mode 100644 index 6b0669cc4a..0000000000 --- a/activesupport/lib/active_support/vendor/tzinfo-0.3.16/lib/tzinfo/timezone_transition_info.rb +++ /dev/null @@ -1,129 +0,0 @@ -#-- -# Copyright (c) 2006 Philip Ross -# -# Permission is hereby granted, free of charge, to any person obtaining a copy -# of this software and associated documentation files (the "Software"), to deal -# in the Software without restriction, including without limitation the rights -# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -# copies of the Software, and to permit persons to whom the Software is -# furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included in all -# copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN -# THE SOFTWARE. -#++ - -require 'date' -require 'tzinfo/time_or_datetime' - -module TZInfo - # Represents an offset defined in a Timezone data file. - class TimezoneTransitionInfo #:nodoc: - # The offset this transition changes to (a TimezoneOffsetInfo instance). - attr_reader :offset - - # The offset this transition changes from (a TimezoneOffsetInfo instance). - attr_reader :previous_offset - - # The numerator of the DateTime if the transition time is defined as a - # DateTime, otherwise the transition time as a timestamp. - attr_reader :numerator_or_time - protected :numerator_or_time - - # Either the denominotor of the DateTime if the transition time is defined - # as a DateTime, otherwise nil. - attr_reader :denominator - protected :denominator - - # Creates a new TimezoneTransitionInfo with the given offset, - # previous_offset (both TimezoneOffsetInfo instances) and UTC time. - # if denominator is nil, numerator_or_time is treated as a number of - # seconds since the epoch. If denominator is specified numerator_or_time - # and denominator are used to create a DateTime as follows: - # - # DateTime.new!(Rational.send(:new!, numerator_or_time, denominator), 0, Date::ITALY) - # - # For performance reasons, the numerator and denominator must be specified - # in their lowest form. - def initialize(offset, previous_offset, numerator_or_time, denominator = nil) - @offset = offset - @previous_offset = previous_offset - @numerator_or_time = numerator_or_time - @denominator = denominator - - @at = nil - @local_end = nil - @local_start = nil - end - - # A TimeOrDateTime instance representing the UTC time when this transition - # occurs. - def at - unless @at - unless @denominator - @at = TimeOrDateTime.new(@numerator_or_time) - else - r = RubyCoreSupport.rational_new!(@numerator_or_time, @denominator) - dt = RubyCoreSupport.datetime_new!(r, 0, Date::ITALY) - @at = TimeOrDateTime.new(dt) - end - end - - @at - end - - # A TimeOrDateTime instance representing the local time when this transition - # causes the previous observance to end (calculated from at using - # previous_offset). - def local_end - @local_end = at.add_with_convert(@previous_offset.utc_total_offset) unless @local_end - @local_end - end - - # A TimeOrDateTime instance representing the local time when this transition - # causes the next observance to start (calculated from at using offset). - def local_start - @local_start = at.add_with_convert(@offset.utc_total_offset) unless @local_start - @local_start - end - - # Returns true if this TimezoneTransitionInfo is equal to the given - # TimezoneTransitionInfo. Two TimezoneTransitionInfo instances are - # considered to be equal by == if offset, previous_offset and at are all - # equal. - def ==(tti) - tti.respond_to?(:offset) && tti.respond_to?(:previous_offset) && tti.respond_to?(:at) && - offset == tti.offset && previous_offset == tti.previous_offset && at == tti.at - end - - # Returns true if this TimezoneTransitionInfo is equal to the given - # TimezoneTransitionInfo. Two TimezoneTransitionInfo instances are - # considered to be equal by eql? if offset, previous_offset, - # numerator_or_time and denominator are all equal. This is stronger than ==, - # which just requires the at times to be equal regardless of how they were - # originally specified. - def eql?(tti) - tti.respond_to?(:offset) && tti.respond_to?(:previous_offset) && - tti.respond_to?(:numerator_or_time) && tti.respond_to?(:denominator) && - offset == tti.offset && previous_offset == tti.previous_offset && - numerator_or_time == tti.numerator_or_time && denominator == tti.denominator - end - - # Returns a hash of this TimezoneTransitionInfo instance. - def hash - @offset.hash ^ @previous_offset.hash ^ @numerator_or_time.hash ^ @denominator.hash - end - - # Returns internal object state as a programmer-readable string. - def inspect - "#<#{self.class}: #{at.inspect},#{@offset.inspect}>" - end - end -end |