1  #--
   2  # Copyright (c) 2006 Philip Ross
   3  # 
   4  # Permission is hereby granted, free of charge, to any person obtaining a copy
   5  # of this software and associated documentation files (the "Software"), to deal
   6  # in the Software without restriction, including without limitation the rights
   7  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   8  # copies of the Software, and to permit persons to whom the Software is
   9  # furnished to do so, subject to the following conditions:
  10  # 
  11  # The above copyright notice and this permission notice shall be included in all
  12  # copies or substantial portions of the Software.
  13  #
  14  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  17  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  19  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  20  # THE SOFTWARE.
  21  #++
  22 
  23  require 'tzinfo/timezone_info'
  24 
  25  module TZInfo
  26    # Represents a linked timezone defined in a data module.
  27    class LinkedTimezoneInfo < TimezoneInfo #:nodoc:
  28          
  29      # The zone that provides the data (that this zone is an alias for).
  30      attr_reader :link_to_identifier
  31      
  32      # Constructs a new TimezoneInfo with an identifier and the identifier
  33      # of the zone linked to.
  34      def initialize(identifier, link_to_identifier)
  35        super(identifier)
  36        @link_to_identifier = link_to_identifier      
  37      end
  38      
  39      # Returns internal object state as a programmer-readable string.
  40      def inspect
  41        "#<#{self.class}: #@identifier,#@link_to_identifier>"
  42      end
  43    end
  44  end