gist: 220733


  
    
      active_record_swiss_army_finder.rb #
    
    
      
      
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              def self.[](*args)
  if args.size > 1
    args.map{|e| self[e] }
  else
    case arg = args.first
    when Integer then find(arg)
    when String then find_by_string(arg)
    when self then arg
    else first(arg)
    end
  end
end
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