Silence errors occurring when reloading classes

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@27 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activerecord/lib/active_record.rb

@@ -25,6 +25,7 @@
 $:.unshift(File.dirname(__FILE__))
 
 require 'active_record/support/clean_logger'
+require 'active_record/support/misc'
 
 require 'active_record/base'
 require 'active_record/observer'

activerecord/lib/active_record/associations.rb

@@ -562,7 +562,7 @@ module ActiveRecord
 
         def require_association_class(class_name)
           begin 
-            require(Inflector.underscore(class_name))
+            require_or_load(Inflector.underscore(class_name))
           rescue LoadError
             # Failed to load the associated class -- let's hope the developer is doing the requiring himself.
           end

activerecord/lib/active_record/base.rb

@@ -549,7 +549,7 @@ module ActiveRecord #:nodoc:
       def require_or_load(file_name)
         if !associations_loaded.include?(file_name)
           associations_loaded << file_name
-          reload_associations ? load("#{file_name}.rb") : require(file_name)
+          reload_associations ? silence_warnings { load("#{file_name}.rb") } : require(file_name)
         end
       end
       

activerecord/lib/active_record/support/misc.rb

@@ -0,0 +1,6 @@
+def silence_warnings
+  old_verbose, $VERBOSE = $VERBOSE, nil
+  result = yield
+  $VERBOSE = old_verbose
+  return result
+end