Various code cleanup.

app/Http/Controllers/Category/IndexController.php

@@ -32,6 +32,8 @@ use Illuminate\Http\Request;
 use Illuminate\Pagination\LengthAwarePaginator;
 use Illuminate\Support\Collection;
 use Illuminate\View\View;
+use Psr\Container\ContainerExceptionInterface;
+use Psr\Container\NotFoundExceptionInterface;
 
 /**
  * Class IndexController
@@ -62,7 +64,11 @@ class IndexController extends Controller
     /**
      * Show all categories.
      *
+     * @param Request $request
+     *
      * @return Factory|View
+     * @throws ContainerExceptionInterface
+     * @throws NotFoundExceptionInterface
      */
     public function index(Request $request)
     {

app/Http/Controllers/Category/NoCategoryController.php

@@ -37,6 +37,8 @@ use Illuminate\Http\Request;
 use Illuminate\Support\Collection;
 use Illuminate\Support\Facades\Log;
 use Illuminate\View\View;
+use Psr\Container\ContainerExceptionInterface;
+use Psr\Container\NotFoundExceptionInterface;
 
 /**
  * Class NoCategoryController
@@ -69,9 +71,15 @@ class NoCategoryController extends Controller
     /**
      * Show transactions without a category.
      *
+     * @param Request     $request
+     * @param Carbon|null $start
+     * @param Carbon|null $end
+     *
      * @return Factory|View
      *
+     * @throws ContainerExceptionInterface
      * @throws FireflyException
+     * @throws NotFoundExceptionInterface
      */
     public function show(Request $request, ?Carbon $start = null, ?Carbon $end = null)
     {
@@ -106,7 +114,11 @@ class NoCategoryController extends Controller
     /**
      * Show all transactions without a category.
      *
+     * @param Request $request
+     *
      * @return Factory|View
+     * @throws ContainerExceptionInterface
+     * @throws NotFoundExceptionInterface
      */
     public function showAll(Request $request)
     {

app/Http/Controllers/Category/ShowController.php

@@ -35,6 +35,8 @@ use Illuminate\Contracts\View\Factory;
 use Illuminate\Http\Request;
 use Illuminate\Support\Collection;
 use Illuminate\View\View;
+use Psr\Container\ContainerExceptionInterface;
+use Psr\Container\NotFoundExceptionInterface;
 
 /**
  * Class ShowController
@@ -68,9 +70,16 @@ class ShowController extends Controller
     /**
      * Show a single category.
      *
+     * @param Request     $request
+     * @param Category    $category
+     * @param Carbon|null $start
+     * @param Carbon|null $end
+     *
      * @return Factory|View
      *
+     * @throws ContainerExceptionInterface
      * @throws FireflyException
+     * @throws NotFoundExceptionInterface
      */
     public function show(Request $request, Category $category, ?Carbon $start = null, ?Carbon $end = null)
     {
@@ -111,7 +120,12 @@ class ShowController extends Controller
     /**
      * Show all transactions within a category.
      *
+     * @param Request  $request
+     * @param Category $category
+     *
      * @return Factory|View
+     * @throws ContainerExceptionInterface
+     * @throws NotFoundExceptionInterface
      */
     public function showAll(Request $request, Category $category)
     {