Add missing `+` around a some literals.

Mainly around `nil`

[ci skip]

1 files changed, 4 insertions, 4 deletions

diff --git a/actionpack/lib/abstract_controller/base.rb b/actionpack/lib/abstract_controller/base.rb
index 8e588812f8..603c2e9ea7 100644
--- a/actionpack/lib/abstract_controller/base.rb
+++ b/actionpack/lib/abstract_controller/base.rb
@@ -215,7 +215,7 @@ module AbstractController
       # ==== Returns
       # * <tt>string</tt> - The name of the method that handles the action
       # * false           - No valid method name could be found.
-      # Raise AbstractController::ActionNotFound.
+      # Raise +AbstractController::ActionNotFound+.
       def _find_action_name(action_name)
         _valid_action_name?(action_name) && method_for_action(action_name)
       end
@@ -231,11 +231,11 @@ module AbstractController
       # with a template matching the action name is considered to exist.
       #
       # If you override this method to handle additional cases, you may
-      # also provide a method (like _handle_method_missing) to handle
+      # also provide a method (like +_handle_method_missing+) to handle
       # the case.
       #
-      # If none of these conditions are true, and method_for_action
-      # returns nil, an AbstractController::ActionNotFound exception will be raised.
+      # If none of these conditions are true, and +method_for_action+
+      # returns +nil+, an +AbstractController::ActionNotFound+ exception will be raised.
       #
       # ==== Parameters
       # * <tt>action_name</tt> - An action name to find a method name for