Add missing at_end_of_* aliases

activesupport/lib/active_support/core_ext/date/calculations.rb

@@ -75,6 +75,7 @@ def beginning_of_day
   def end_of_day
     to_time_in_current_zone.end_of_day
   end
+  alias :at_end_of_day :end_of_day
 
   def plus_with_duration(other) #:nodoc:
     if ActiveSupport::Duration === other

activesupport/lib/active_support/core_ext/date_time/calculations.rb

@@ -110,6 +110,7 @@ def beginning_of_day
   def end_of_day
     change(:hour => 23, :min => 59, :sec => 59)
   end
+  alias :at_end_of_day :end_of_day
 
   # Returns a new DateTime representing the start of the hour (hh:00:00).
   def beginning_of_hour
@@ -121,6 +122,7 @@ def beginning_of_hour
   def end_of_hour
     change(:min => 59, :sec => 59)
   end
+  alias :at_end_of_hour :end_of_hour
 
   # Adjusts DateTime to UTC by adding its offset value; offset is set to 0.
   #

activesupport/lib/active_support/core_ext/time/calculations.rb

@@ -160,6 +160,7 @@ def end_of_day
       :usec => Rational(999999999, 1000)
     )
   end
+  alias :at_end_of_day :end_of_day
 
   # Returns a new Time representing the start of the hour (x:00)
   def beginning_of_hour
@@ -175,6 +176,7 @@ def end_of_hour
       :usec => Rational(999999999, 1000)
     )
   end
+  alias :at_end_of_hour :end_of_hour
 
   # Returns a Range representing the whole day of the current time.
   def all_day