[3.x] Migrate Blade components to inline syntax

src/View/Components/App.php

@@ -2,27 +2,32 @@
 
 namespace Inertia\View\Components;
 
-use Closure;
 use Illuminate\View\Component;
+use Inertia\Ssr\Response;
 use Inertia\Ssr\SsrState;
 
 class App extends Component
 {
+    public ?Response $response;
+
+    public string $pageJson;
+
     public function __construct(
         public string $id = 'app',
-    ) {}
+    ) {
+        $state = app(SsrState::class);
+        $this->response = $state->dispatch();
+        $this->pageJson = json_encode($state->page);
+    }
 
-    public function render(): Closure
+    public function render(): string
     {
-        return function () {
-            $state = app(SsrState::class);
-            $response = $state->dispatch();
-
-            if ($response) {
-                return $response->body;
-            }
-
-            return '<script data-page="'.$this->id.'" type="application/json">'.json_encode($state->page).'</script><div id="'.$this->id.'"></div>';
-        };
+        return <<<'blade'
+@if($response)
+{!! $response->body !!}
+@else
+<script data-page="{{ $id }}" type="application/json">{!! $pageJson !!}</script><div id="{{ $id }}"></div>
+@endif
+blade;
     }
 }

src/View/Components/Head.php

@@ -2,22 +2,27 @@
 
 namespace Inertia\View\Components;
 
-use Closure;
 use Illuminate\View\Component;
+use Inertia\Ssr\Response;
 use Inertia\Ssr\SsrState;
 
 class Head extends Component
 {
-    public function render(): Closure
-    {
-        return function (array $data) {
-            $response = app(SsrState::class)->dispatch();
+    public ?Response $response;
 
-            if ($response) {
-                return $response->head;
-            }
+    public function __construct()
+    {
+        $this->response = app(SsrState::class)->dispatch();
+    }
 
-            return (string) $data['slot'];
-        };
+    public function render(): string
+    {
+        return <<<'blade'
+@if($response)
+{!! $response->head !!}
+@else
+{!! $slot !!}
+@endif
+blade;
     }
 }

tests/ComponentTest.php

@@ -160,6 +160,22 @@ public function test_head_component_without_slot_matches_directive_output_when_s
         $this->assertSame($directive, $component);
     }
 
+    public function test_components_do_not_create_cached_view_files_per_request(): void
+    {
+        Config::set(['inertia.ssr.enabled' => true]);
+
+        $viewCachePath = $this->app['config']['view.compiled'];
+        $view = '<x-inertia::head><title>Fallback</title></x-inertia::head><x-inertia::app />';
+
+        $this->renderView($view, ['page' => self::EXAMPLE_PAGE_OBJECT]);
+        $cachedViews = glob($viewCachePath.'/*.php');
+
+        $this->app->forgetScopedInstances();
+
+        $this->renderView($view, ['page' => ['component' => 'Different', 'props' => ['foo' => 'bar']]]);
+        $this->assertSame($cachedViews, glob($viewCachePath.'/*.php'));
+    }
+
     public function test_ssr_state_is_scoped_and_does_not_leak_between_requests(): void
     {
         Config::set(['inertia.ssr.enabled' => true]);