Add Chatham Islands Time (UTC+1245) support.

Also update the documentation on the number of supported time zones.

1 files changed, 2 insertions, 1 deletions

diff --git a/activesupport/lib/active_support/values/time_zone.rb b/activesupport/lib/active_support/values/time_zone.rb
index 21a0620c22..3cf82a24b9 100644
--- a/activesupport/lib/active_support/values/time_zone.rb
+++ b/activesupport/lib/active_support/values/time_zone.rb
@@ -5,7 +5,7 @@ module ActiveSupport
   # The TimeZone class serves as a wrapper around TZInfo::Timezone instances.
   # It allows us to do the following:
   #
-  # * Limit the set of zones provided by TZInfo to a meaningful subset of 142
+  # * Limit the set of zones provided by TZInfo to a meaningful subset of 146
   #   zones.
   # * Retrieve and display zones with a friendlier name
   #   (e.g., "Eastern Time (US & Canada)" instead of "America/New_York").
@@ -177,6 +177,7 @@ module ActiveSupport
       "Wellington"                   => "Pacific/Auckland",
       "Nuku'alofa"                   => "Pacific/Tongatapu",
       "Tokelau Is."                  => "Pacific/Fakaofo",
+      "Chatham Is."                  => "Pacific/Chatham",
       "Samoa"                        => "Pacific/Apia"
     }