Add `ActionController::Metal#set_request!`

Add `ActionController::Metal#set_request!` to set a request
on controller instance without calling dispatch.

1 files changed, 6 insertions, 2 deletions

diff --git a/actionpack/lib/action_controller/metal.rb b/actionpack/lib/action_controller/metal.rb
index 993f8e150d..ae111e4951 100644
--- a/actionpack/lib/action_controller/metal.rb
+++ b/actionpack/lib/action_controller/metal.rb
@@ -190,11 +190,15 @@ module ActionController
     end
 
     def dispatch(name, request) #:nodoc:
+      set_request!(request)
+      process(name)
+      to_a
+    end
+
+    def set_request!(request) #:nodoc:
       @_request = request
       @_env = request.env
       @_env['action_controller.instance'] = self
-      process(name)
-      to_a
     end
 
     def to_a #:nodoc: