Fix php engine bug

src/BlazeManager.php

@@ -3,6 +3,7 @@
 namespace Livewire\Blaze;
 
 use Illuminate\Support\Facades\Event;
+use Illuminate\View\Engines\CompilerEngine;
 use Livewire\Blaze\Compiler\Wrapper;
 use Livewire\Blaze\Compiler\Compiler;
 use Livewire\Blaze\Directive\BlazeDirective;
@@ -193,13 +194,19 @@ public function collectAndAppendFrontMatter($template, $callback)
      */
     public function viewContainsExpiredFrontMatter($view): bool
     {
+        $engine = $view->getEngine();
+
+        if (! $engine instanceof CompilerEngine) {
+            return false;
+        }
+
         $path = $view->getPath();
 
         if (isset($this->expiredMemo[$path])) {
             return $this->expiredMemo[$path];
         }
 
-        $compiler = $view->getEngine()->getCompiler();
+        $compiler = $engine->getCompiler();
         $compiled = $compiler->getCompiledPath($path);
         $expired = $compiler->isExpired($path);
 

tests/BlazeTest.php → tests/IntegrationTest.php

@@ -18,4 +18,11 @@
     $input = '{{-- <x-input /> --}}';
 
     expect(Blade::render($input))->toBe('');
-});
+});
+
+// TODO: Install PHPStan, which probably would have caught this.
+test('supports php engine', function () {
+    // Make sure our hooks do not break views
+    // rendered using the regular php engine.
+    view('php-view')->render();
+})->throwsNoExceptions();

tests/fixtures/views/php-view.php

@@ -0,0 +1 @@
+<input type="text" disabled />