From 567392bff32acd5cf357565415d33c2662004cf5 Mon Sep 17 00:00:00 2001
From: miloops <miloops@gmail.com>
Date: Mon, 1 Sep 2008 13:36:42 -0300
Subject: Added find_last_by dynamic finder [status:committed #762]

Signed-off-by: David Heinemeier Hansson <david@loudthinking.com>
---
 activerecord/lib/active_record/base.rb                 | 1 +
 activerecord/lib/active_record/dynamic_finder_match.rb | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)
 mode change 100755 => 100644 activerecord/lib/active_record/base.rb

(limited to 'activerecord/lib')

diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb
old mode 100755
new mode 100644
index 907495a416..0fe9e12549
--- a/activerecord/lib/active_record/base.rb
+++ b/activerecord/lib/active_record/base.rb
@@ -287,6 +287,7 @@ module ActiveRecord #:nodoc:
   # It's even possible to use all the additional parameters to find. For example, the full interface for <tt>Payment.find_all_by_amount</tt>
   # is actually <tt>Payment.find_all_by_amount(amount, options)</tt>. And the full interface to <tt>Person.find_by_user_name</tt> is
   # actually <tt>Person.find_by_user_name(user_name, options)</tt>. So you could call <tt>Payment.find_all_by_amount(50, :order => "created_on")</tt>.
+  # Also you may call <tt>Payment.find_last_by_amount(amount, options)</tt> returning the last record matching that amount and options.
   #
   # The same dynamic finder style can be used to create the object if it doesn't already exist. This dynamic finder is called with
   # <tt>find_or_create_by_</tt> and will return the object if it already exists and otherwise creates it, then returns it. Protected attributes won't be set unless they are given in a block. For example:
diff --git a/activerecord/lib/active_record/dynamic_finder_match.rb b/activerecord/lib/active_record/dynamic_finder_match.rb
index b105b919f5..f4a5712981 100644
--- a/activerecord/lib/active_record/dynamic_finder_match.rb
+++ b/activerecord/lib/active_record/dynamic_finder_match.rb
@@ -8,7 +8,8 @@ module ActiveRecord
     def initialize(method)
       @finder = :find_initial
       case method.to_s
-      when /^find_(all_by|by)_([_a-zA-Z]\w*)$/
+      when /^find_(all_by|last_by|by)_([_a-zA-Z]\w*)$/
+        @finder = :find_last if $1 == 'last_by'
         @finder = :find_every if $1 == 'all_by'
         names = $2
       when /^find_by_([_a-zA-Z]\w*)\!$/
-- 
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