[11.x] Introduce RouteParameter attribute

src/Illuminate/Container/Attributes/RouteParameter.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace Illuminate\Container\Attributes;
+
+use Attribute;
+use Illuminate\Contracts\Container\Container;
+use Illuminate\Contracts\Container\ContextualAttribute;
+
+#[Attribute(Attribute::TARGET_PARAMETER)]
+class RouteParameter implements ContextualAttribute
+{
+    /**
+     * Create a new class instance.
+     */
+    public function __construct(public string $parameter)
+    {
+    }
+
+    /**
+     * Resolve the route parameter.
+     *
+     * @param  self  $attribute
+     * @param  \Illuminate\Contracts\Container\Container  $container
+     * @return mixed
+     */
+    public static function resolve(self $attribute, Container $container)
+    {
+        return $container->make('request')->route($attribute->parameter);
+    }
+}

tests/Container/ContextualAttributeBindingTest.php

@@ -14,6 +14,7 @@
 use Illuminate\Container\Attributes\CurrentUser;
 use Illuminate\Container\Attributes\Database;
 use Illuminate\Container\Attributes\Log;
+use Illuminate\Container\Attributes\RouteParameter;
 use Illuminate\Container\Attributes\Storage;
 use Illuminate\Container\Attributes\Tag;
 use Illuminate\Container\Container;
@@ -24,7 +25,9 @@
 use Illuminate\Contracts\Filesystem\Filesystem;
 use Illuminate\Database\Connection;
 use Illuminate\Database\DatabaseManager;
+use Illuminate\Database\Eloquent\Model;
 use Illuminate\Filesystem\FilesystemManager;
+use Illuminate\Http\Request;
 use Illuminate\Log\LogManager;
 use Mockery as m;
 use PHPUnit\Framework\TestCase;
@@ -197,6 +200,20 @@ public function testLogAttribute()
         $container->make(LogTest::class);
     }
 
+    public function testRouteParameterAttribute()
+    {
+        $container = new Container;
+        $container->singleton('request', function () {
+            $request = m::mock(Request::class);
+            $request->shouldReceive('route')->with('foo')->andReturn(m::mock(Model::class));
+            $request->shouldReceive('route')->with('bar')->andReturn('bar');
+
+            return $request;
+        });
+
+        $container->make(RouteParameterTest::class);
+    }
+
     public function testStorageAttribute()
     {
         $container = new Container;
@@ -428,6 +445,13 @@ public function __construct(#[Log('foo')] LoggerInterface $foo, #[Log('bar')] Lo
     }
 }
 
+final class RouteParameterTest
+{
+    public function __construct(#[RouteParameter('foo')] Model $foo, #[RouteParameter('bar')] string $bar)
+    {
+    }
+}
+
 final class StorageTest
 {
     public function __construct(#[Storage('foo')] Filesystem $foo, #[Storage('bar')] Filesystem $bar)