Allow lack-component at the last of builder.

lack.asd

@@ -18,7 +18,8 @@
   :version "0.1"
   :author "Eitaro Fukamachi"
   :license "LLGPL"
-  :depends-on (:lack-util
+  :depends-on (:lack-component
+               :lack-util
                :bordeaux-threads
                :alexandria)
   :components ((:module "src"

src/builder.lisp

@@ -1,6 +1,8 @@
 (in-package :cl-user)
 (defpackage lack.builder
   (:use :cl)
+  (:import-from :lack.component
+                :to-app)
   (:import-from :lack.util
                 :find-package-or-load)
   (:export :builder))
@@ -79,5 +81,5 @@
                ,@(loop for mw in middlewares
                        when mw
                          collect (convert-to-middleware-form mw))))
-             :initial-value ,(car (last app-or-middlewares))
+             :initial-value (to-app ,(car (last app-or-middlewares)))
              :from-end t)))