2 files changed, 6 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/dependencies.rb b/activesupport/lib/active_support/dependencies.rb
index 2f1066016b..1372e71a61 100644
--- a/activesupport/lib/active_support/dependencies.rb
+++ b/activesupport/lib/active_support/dependencies.rb
@@ -542,6 +542,7 @@ module ActiveSupport #:nodoc:
         key = key.name if key.respond_to?(:name)
         @store[key] ||= Inflector.constantize(key)
       end
+      alias :[] :get
 
       def safe_get(key)
         key = key.name if key.respond_to?(:name)
diff --git a/activesupport/test/class_cache_test.rb b/activesupport/test/class_cache_test.rb
index 87f61dcfc8..b96f476ce6 100644
--- a/activesupport/test/class_cache_test.rb
+++ b/activesupport/test/class_cache_test.rb
@@ -49,6 +49,11 @@ module ActiveSupport
         end
       end
 
+      def test_get_alias
+        assert @cache.empty?
+        assert_equal @cache[ClassCacheTest.name], @cache.get(ClassCacheTest.name)
+      end
+
       def test_safe_get_constantizes
         assert @cache.empty?
         assert_equal ClassCacheTest, @cache.safe_get(ClassCacheTest.name)