1 files changed, 22 insertions, 14 deletions
diff --git a/activesupport/lib/active_support/core_ext/numeric/time.rb b/activesupport/lib/active_support/core_ext/numeric/time.rb
index 87b9a23aef..ef32817f55 100644
--- a/activesupport/lib/active_support/core_ext/numeric/time.rb
+++ b/activesupport/lib/active_support/core_ext/numeric/time.rb
@@ -36,44 +36,52 @@ class Numeric
   end
   alias :second :seconds
 
+  # Returns a Duration instance matching the number of minutes provided.
+  #
+  #   2.minutes # => 120 seconds
   def minutes
     ActiveSupport::Duration.new(self * 60, [[:seconds, self * 60]])
   end
   alias :minute :minutes
 
+  # Returns a Duration instance matching the number of hours provided.
+  #
+  #   2.hours # => 7_200 seconds
   def hours
     ActiveSupport::Duration.new(self * 3600, [[:seconds, self * 3600]])
   end
   alias :hour :hours
 
+  # Returns a Duration instance matching the number of days provided.
+  #
+  #   2.days # => 2 days
   def days
     ActiveSupport::Duration.new(self * 24.hours, [[:days, self]])
   end
   alias :day :days
 
+  # Returns a Duration instance matching the number of weeks provided.
+  #
+  #   2.weeks # => 14 days
   def weeks
     ActiveSupport::Duration.new(self * 7.days, [[:days, self * 7]])
   end
   alias :week :weeks
 
+  # Returns a Duration instance matching the number of fortnights provided.
+  #
+  #   2.fortnights # => 28 days
   def fortnights
     ActiveSupport::Duration.new(self * 2.weeks, [[:days, self * 14]])
   end
   alias :fortnight :fortnights
 
-  # Reads best without arguments:  10.minutes.ago
-  def ago(time = ::Time.current)
-    time - self
-  end
-
-  # Reads best with argument:  10.minutes.until(time)
-  alias :until :ago
-
-  # Reads best with argument:  10.minutes.since(time)
-  def since(time = ::Time.current)
-    time + self
+  # Returns the number of milliseconds equivalent to the seconds provided.
+  # Used with the standard time durations, like 1.hour.in_milliseconds --
+  # so we can feed them to JavaScript functions like getTime().
+  #
+  #   2.in_milliseconds # => 2_000
+  def in_milliseconds
+    self * 1000
   end
-
-  # Reads best without arguments:  10.minutes.from_now
-  alias :from_now :since
 end