From 02ee2003a8040e9e8de5f3258f88dfaaade06c27 Mon Sep 17 00:00:00 2001
From: Sebastian Martinez <sebastian@wyeworks.com>
Date: Fri, 22 Apr 2011 12:59:05 -0300
Subject: [PATCH] Added docs for #disconnect! on adapters

---
 .../lib/active_record/connection_adapters/mysql_adapter.rb     | 2 ++
 .../active_record/connection_adapters/postgresql_adapter.rb    | 3 ++-
 .../lib/active_record/connection_adapters/sqlite_adapter.rb    | 2 ++
 3 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
index 3318075e9e..5f2e56c9c3 100644
--- a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
@@ -310,6 +310,8 @@ module ActiveRecord
         connect
       end
 
+      # Disconnects from the database if already connected. Otherwise, this
+      # method does nothing.
       def disconnect!
         @connection.close rescue nil
       end
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
index ba7852192e..53ea80cf15 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
@@ -276,7 +276,8 @@ module ActiveRecord
         super
       end
 
-      # Close the connection.
+      # Disconnects from the database if already connected. Otherwise, this
+      # method does nothing.
       def disconnect!
         clear_cache!
         @connection.close rescue nil
diff --git a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
index 326f22ce82..2ceb62dfc2 100644
--- a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
@@ -90,6 +90,8 @@ module ActiveRecord
         sqlite_version >= '3.1.6'
       end
 
+      # Disconnects from the database if already connected. Otherwise, this
+      # method does nothing.
       def disconnect!
         super
         clear_cache!