From 807a9774a08a06ba17048ef0175602c0e8ffc41a Mon Sep 17 00:00:00 2001
From: Jay Hayes <ur@iamvery.com>
Date: Mon, 20 Aug 2012 09:56:07 -0500
Subject: Extended documentation for `time_ago_in_words` helper

---
 actionpack/lib/action_view/helpers/date_helper.rb | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'actionpack/lib/action_view/helpers')

diff --git a/actionpack/lib/action_view/helpers/date_helper.rb b/actionpack/lib/action_view/helpers/date_helper.rb
index dea2aa69dd..0403aac596 100644
--- a/actionpack/lib/action_view/helpers/date_helper.rb
+++ b/actionpack/lib/action_view/helpers/date_helper.rb
@@ -139,6 +139,10 @@ module ActionView
 
       # Like <tt>distance_of_time_in_words</tt>, but where <tt>to_time</tt> is fixed to <tt>Time.now</tt>.
       #
+      # The <tt>from_time</tt> argument must be of type <tt>Time</tt> rather than type <tt>Numeric</tt>. For example,
+      # to get the <tt>time_ago_in_words</tt> for 30 minutes you would use <tt>30.minutes.ago</tt> as the argument
+      # rather than just <tt>30.minutes</tt>.
+      #
       #   time_ago_in_words(3.minutes.from_now)                 # => 3 minutes
       #   time_ago_in_words(Time.now - 15.hours)                # => about 15 hours
       #   time_ago_in_words(Time.now)                           # => less than a minute
@@ -146,6 +150,9 @@ module ActionView
       #
       #   from_time = Time.now - 3.days - 14.minutes - 25.seconds
       #   time_ago_in_words(from_time)      # => 3 days
+      #
+      #   from_time = (3.days + 14.minutes + 25.seconds).ago
+      #   time_ago_in_words(from_time)      # => 3 days
       def time_ago_in_words(from_time, include_seconds_or_options = {})
         distance_of_time_in_words(from_time, Time.now, include_seconds_or_options)
       end
-- 
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