From 72aef1d040a21590c3ddca50d75400654577f78d Mon Sep 17 00:00:00 2001
From: Caleb Porzio <calebporzio@gmail.com>
Date: Thu, 16 Sep 2021 22:43:00 -0400
Subject: [PATCH] Allow index.blade.php views for anonymous components

---
 .../View/Compilers/ComponentTagCompiler.php      |  4 ++++
 .../View/Blade/BladeComponentTagCompilerTest.php | 16 ++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/src/Illuminate/View/Compilers/ComponentTagCompiler.php b/src/Illuminate/View/Compilers/ComponentTagCompiler.php
index 23bf15565734..469bd783664b 100644
--- a/src/Illuminate/View/Compilers/ComponentTagCompiler.php
+++ b/src/Illuminate/View/Compilers/ComponentTagCompiler.php
@@ -272,6 +272,10 @@ public function componentClass(string $component)
             return $view;
         }
 
+        if ($viewFactory->exists($view = $this->guessViewName($component).'.index')) {
+            return $view;
+        }
+
         throw new InvalidArgumentException(
             "Unable to locate a class or view for component [{$component}]."
         );
diff --git a/tests/View/Blade/BladeComponentTagCompilerTest.php b/tests/View/Blade/BladeComponentTagCompilerTest.php
index 3a5bc700ebb2..eafec7d047d7 100644
--- a/tests/View/Blade/BladeComponentTagCompilerTest.php
+++ b/tests/View/Blade/BladeComponentTagCompilerTest.php
@@ -249,6 +249,22 @@ public function testClasslessComponents()
 '@endComponentClass##END-COMPONENT-CLASS##', trim($result));
     }
 
+    public function testClasslessComponentsWithIndexView()
+    {
+        $container = new Container;
+        $container->instance(Application::class, $app = Mockery::mock(Application::class));
+        $container->instance(Factory::class, $factory = Mockery::mock(Factory::class));
+        $app->shouldReceive('getNamespace')->andReturn('App\\');
+        $factory->shouldReceive('exists')->andReturn(false, true);
+        Container::setInstance($container);
+
+        $result = $this->compiler()->compileTags('<x-anonymous-component :name="\'Taylor\'" :age="31" wire:model="foo" />');
+
+        $this->assertSame("##BEGIN-COMPONENT-CLASS##@component('Illuminate\View\AnonymousComponent', 'anonymous-component', ['view' => 'components.anonymous-component.index','data' => ['name' => 'Taylor','age' => 31,'wire:model' => 'foo']])
+<?php \$component->withAttributes(['name' => \Illuminate\View\Compilers\BladeCompiler::sanitizeComponentAttribute('Taylor'),'age' => 31,'wire:model' => 'foo']); ?>\n".
+'@endComponentClass##END-COMPONENT-CLASS##', trim($result));
+    }
+
     public function testPackagesClasslessComponents()
     {
         $container = new Container;