[feature] add InvokableServiceCommand::parameter() (#21)

Author: kbond

README.md

@@ -123,6 +123,9 @@ class CreateUserCommand extends InvokableServiceCommand
 {
     public function __invoke(IO $io, UserRepository $repo, LoggerInterface $logger): void
     {
+        // access container parameters
+        $environment = $this->parameter('kernel.environment');
+
         // ...
     }
 }

phpstan.neon

@@ -5,6 +5,3 @@ parameters:
     level: 8
     paths:
         - src
-        - tests
-    bootstrapFiles:
-        - vendor/bin/.phpunit/phpunit/vendor/autoload.php

src/InvokableServiceCommand.php

@@ -8,6 +8,7 @@
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
 use Symfony\Component\Console\Style\StyleInterface;
+use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
 use Symfony\Contracts\Service\ServiceSubscriberInterface;
 
 /**
@@ -26,7 +27,7 @@ abstract class InvokableServiceCommand extends Command implements ServiceSubscri
 
     public static function getSubscribedServices(): array
     {
-        return \array_values(
+        $services = \array_values(
             \array_filter(
                 \array_map(
                     static function(\ReflectionParameter $parameter): ?string {
@@ -62,6 +63,8 @@ static function(\ReflectionParameter $parameter): ?string {
                 )
             )
         );
+
+        return [...$services, ParameterBagInterface::class];
     }
 
     public function execute(InputInterface $input, OutputInterface $output): int
@@ -96,6 +99,14 @@ public function setInvokeContainer(ContainerInterface $container): void
         $this->container = $container;
     }
 
+    /**
+     * @return mixed
+     */
+    final protected function parameter(string $name)
+    {
+        return $this->container()->get(ParameterBagInterface::class)->get($name);
+    }
+
     private function container(): ContainerInterface
     {
         if (!isset($this->container)) {

tests/Fixture/Command/ServiceCommand.php

@@ -28,6 +28,7 @@ public function __invoke(IO $io, InputInterface $input, OutputInterface $output,
         $io->comment(\sprintf('LoggerInterface: %s', get_debug_type($logger)));
         $io->comment(\sprintf('RouterInterface: %s', get_debug_type($router)));
         $io->comment(\sprintf('Table: %s', get_debug_type($optional)));
+        $io->comment(\sprintf('Parameter environment: %s', $this->parameter('kernel.environment')));
 
         $io->success('done!');
     }

tests/Integration/InvokableServiceCommandTest.php

@@ -34,6 +34,7 @@ public function can_auto_inject_services_into_invoke(): void
             ->assertOutputContains(\sprintf('LoggerInterface: %s', Logger::class))
             ->assertOutputContains(\sprintf('RouterInterface: %s', Router::class))
             ->assertOutputContains('Table: null')
+            ->assertOutputContains('Parameter environment: test')
         ;
     }