Also support command argument and initialize method

Author: VincentLanglet

src/Type/Symfony/InputInterfaceGetArgumentDynamicReturnTypeExtension.php

@@ -89,7 +89,7 @@ public function getTypeFromMethodCall(MethodReflection $methodReflection, Method
 		if (
 			$canBeNullInInteract
 			&& $method instanceof MethodReflection
-			&& $method->getName() === 'interact'
+			&& ($method->getName() === 'interact' || $method->getName() === 'initialize')
 			&& in_array('Symfony\Component\Console\Command\Command', $method->getDeclaringClass()->getParentClassesNames(), true)
 		) {
 			$argTypes[] = new NullType();

src/Type/Symfony/InputInterfaceHasArgumentDynamicReturnTypeExtension.php

@@ -13,6 +13,7 @@
 use PHPStan\Type\TypeUtils;
 use function array_unique;
 use function count;
+use function in_array;
 
 final class InputInterfaceHasArgumentDynamicReturnTypeExtension implements DynamicMethodReturnTypeExtension
 {
@@ -52,6 +53,17 @@ public function getTypeFromMethodCall(MethodReflection $methodReflection, Method
 		}
 		$argName = $argStrings[0]->getValue();
 
+		if ($argName === 'command') {
+			$method = $scope->getFunction();
+			if (
+				$method instanceof MethodReflection
+				&& ($method->getName() === 'interact' || $method->getName() === 'initialize')
+				&& in_array('Symfony\Component\Console\Command\Command', $method->getDeclaringClass()->getParentClassesNames(), true)
+			) {
+				return null;
+			}
+		}
+
 		$returnTypes = [];
 		foreach ($this->consoleApplicationResolver->findCommands($classReflection) as $command) {
 			try {

tests/Type/Symfony/data/ExampleBaseCommand.php

@@ -19,8 +19,26 @@ protected function configure(): void
 		$this->addArgument('base');
 	}
 
-	protected function interact(InputInterface $input, OutputInterface $output): int
+	protected function initialize(InputInterface $input, OutputInterface $output): void
 	{
+		assertType('bool', $input->hasArgument('command'));
+		assertType('string|null', $input->getArgument('command'));
+
+		assertType('string|null', $input->getArgument('base'));
+		assertType('string', $input->getArgument('aaa'));
+		assertType('string', $input->getArgument('bbb'));
+		assertType('string|null', $input->getArgument('required'));
+		assertType('array<int, string>|string', $input->getArgument('diff'));
+		assertType('array<int, string>', $input->getArgument('arr'));
+		assertType('string|null', $input->getArgument('both'));
+		assertType('Symfony\Component\Console\Helper\QuestionHelper', $this->getHelper('question'));
+	}
+
+	protected function interact(InputInterface $input, OutputInterface $output): void
+	{
+		assertType('bool', $input->hasArgument('command'));
+		assertType('string|null', $input->getArgument('command'));
+
 		assertType('string|null', $input->getArgument('base'));
 		assertType('string', $input->getArgument('aaa'));
 		assertType('string', $input->getArgument('bbb'));
@@ -33,6 +51,9 @@ protected function interact(InputInterface $input, OutputInterface $output): int
 
 	protected function execute(InputInterface $input, OutputInterface $output): int
 	{
+		assertType('true', $input->hasArgument('command'));
+		assertType('string', $input->getArgument('command'));
+
 		assertType('string|null', $input->getArgument('base'));
 		assertType('string', $input->getArgument('aaa'));
 		assertType('string', $input->getArgument('bbb'));