Fix TypeError when Blade::getPath() returns null during view caching

phpstan.neon.dist

@@ -6,3 +6,5 @@ parameters:
 
   ignoreErrors:
     - "#Unsafe usage of new static\\(\\)#"
+    - "#Class Livewire\\\\Mechanisms\\\\ComponentRegistry not found#"
+    - "#Access to property \\$aliases on an unknown class Livewire\\\\Mechanisms\\\\ComponentRegistry#"

src/FragmentAlias.php

@@ -12,13 +12,13 @@ class FragmentAlias
     /**
      * Encode the given fragment's component name and path into a base64 embedded alias.
      */
-    public static function encode(string $componentName, string $path, ?string $basePath = null): string
+    public static function encode(string $componentName, ?string $path, ?string $basePath = null): string
     {
         $basePath = $basePath ?? static::$basePath ?? base_path();
 
         return 'volt-anonymous-fragment-'.base64_encode(json_encode([
             'name' => $componentName,
-            'path' => str_replace($basePath.DIRECTORY_SEPARATOR, '', $path),
+            'path' => $path ? str_replace($basePath.DIRECTORY_SEPARATOR, '', $path) : '',
         ]));
     }
 

tests/Feature/ClassComponentTest.php

@@ -10,6 +10,8 @@
 beforeEach(function () {
     View::setFinder(new FileViewFinder(app()['files'], [__DIR__.'/resources/views']));
 
+    View::addNamespace('layouts', __DIR__.'/resources/views/components/layouts');
+
     Volt::mount([__DIR__.'/resources/views/class-api-pages', __DIR__.'/resources/views/class-api']);
 });
 

tests/Feature/FunctionalComponentTest.php

@@ -22,6 +22,8 @@
 beforeEach(function () {
     View::setFinder(new FileViewFinder(app()['files'], [__DIR__.'/resources/views']));
 
+    View::addNamespace('layouts', __DIR__.'/resources/views/components/layouts');
+
     Volt::mount([__DIR__.'/resources/views/functional-api-pages', __DIR__.'/resources/views/functional-api'], [GlobalTrait::class]);
 });