Fix for depot and other applications with .13 style environment.rb files. prints deprecation warnings to the log file

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4136 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

2 files changed, 15 insertions, 0 deletions

diff --git a/activesupport/CHANGELOG b/activesupport/CHANGELOG
index 388cdb3b8f..4886912b31 100644
--- a/activesupport/CHANGELOG
+++ b/activesupport/CHANGELOG
@@ -1,3 +1,7 @@
+* SVN *
+
+* provide an empty Dependencies::LoadingModule.load which prints deprecation warnings.  Lets 1.0 applications function with .13-style environment.rb.
+
 *1.3.0* (March 27th, 2005)
 
 * When possible, avoid incorrectly obtaining constants from parent modules. Fixes #4221. [Nicholas Seckar]
diff --git a/activesupport/lib/active_support/dependencies.rb b/activesupport/lib/active_support/dependencies.rb
index ffddda6f03..c1da53c878 100644
--- a/activesupport/lib/active_support/dependencies.rb
+++ b/activesupport/lib/active_support/dependencies.rb
@@ -68,6 +68,17 @@ module Dependencies #:nodoc:
     # Record history *after* loading so first load gets warnings.
     history << file_name
   end
+  
+  class LoadingModule
+    # Old style environment.rb referenced this method directly.  Please note, it doesn't
+    # actualy *do* anything any more.
+    def self.root(*args)
+      if defined?(RAILS_DEFAULT_LOGGER)
+        RAILS_DEFAULT_LOGGER.warn "Your environment.rb uses the old syntax, it may not continue to work in future releases."
+        RAILS_DEFAULT_LOGGER.warn "For upgrade instructions please see: http://manuals.rubyonrails.com/read/book/19"
+      end
+    end
+  end
 end
 
 Object.send(:define_method, :require_or_load)     { |file_name| Dependencies.require_or_load(file_name) } unless Object.respond_to?(:require_or_load)