time_zone.rb Ruby on Rails 5.1.2 time_zone.rb activesupport/lib/active_support/values/time_zone.rb on GitHub Last modified: 2017-07-12 08:38:53 -0700 Required Files tzinfo concurrent/map active_support/core_ext/object/blank Namespace MODULE ActiveSupport MODULE ActiveSupport::TimeZone::Concurrent CLASS ActiveSupport::TimeZone