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[DependencyInjection] Fix support for unions/intersections together with ServiceSubscriberInterface #43930

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Original file line number Diff line number Diff line change
Expand Up @@ -103,7 +103,7 @@ protected function processValue($value, bool $isRoot = false)
private function doProcessValue($value, bool $isRoot = false)
{
if ($value instanceof TypedReference) {
if ($ref = $this->getAutowiredReference($value)) {
if ($ref = $this->getAutowiredReference($value, true)) {
return $ref;
}
if (ContainerBuilder::RUNTIME_EXCEPTION_ON_INVALID_REFERENCE === $value->getInvalidBehavior()) {
Expand Down Expand Up @@ -294,7 +294,7 @@ private function autowireMethod(\ReflectionFunctionAbstract $reflectionMethod, a
}

$getValue = function () use ($type, $parameter, $class, $method) {
if (!$value = $this->getAutowiredReference($ref = new TypedReference($type, $type, ContainerBuilder::EXCEPTION_ON_INVALID_REFERENCE, Target::parseName($parameter)))) {
if (!$value = $this->getAutowiredReference($ref = new TypedReference($type, $type, ContainerBuilder::EXCEPTION_ON_INVALID_REFERENCE, Target::parseName($parameter)), true)) {
$failureMessage = $this->createTypeNotFoundMessageCallback($ref, sprintf('argument "$%s" of method "%s()"', $parameter->name, $class !== $this->currentId ? $class.'::'.$method : $method));

if ($parameter->isDefaultValueAvailable()) {
Expand Down Expand Up @@ -349,7 +349,7 @@ private function autowireMethod(\ReflectionFunctionAbstract $reflectionMethod, a
/**
* Returns a reference to the service matching the given type, if any.
*/
private function getAutowiredReference(TypedReference $reference): ?TypedReference
private function getAutowiredReference(TypedReference $reference, bool $filterType): ?TypedReference
{
$this->lastFailure = null;
$type = $reference->getType();
Expand All @@ -358,6 +358,14 @@ private function getAutowiredReference(TypedReference $reference): ?TypedReferen
return $reference;
}

if ($filterType && false !== $m = strpbrk($type, '&|')) {
$types = array_diff(explode($m[0], $type), ['int', 'string', 'array', 'bool', 'float', 'iterable', 'object', 'callable', 'null']);

sort($types);

$type = implode($m[0], $types);
}

if (null !== $name = $reference->getName()) {
if ($this->container->has($alias = $type.' $'.$name) && !$this->container->findDefinition($alias)->isAbstract()) {
return new TypedReference($alias, $type, $reference->getInvalidBehavior());
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -72,7 +72,7 @@ protected function processValue($value, bool $isRoot = false)
$subscriberMap = [];

foreach ($class::getSubscribedServices() as $key => $type) {
if (!\is_string($type) || !preg_match('/^\??[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*+(?:\\\\[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*+)*+$/', $type)) {
if (!\is_string($type) || !preg_match('/(?(DEFINE)(?<cn>[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*+))(?(DEFINE)(?<fqcn>(?&cn)(?:\\\\(?&cn))*+))^\??(?&fqcn)(?:(?:\|(?&fqcn))*+|(?:&(?&fqcn))*+)$/', $type)) {
throw new InvalidArgumentException(sprintf('"%s::getSubscribedServices()" must return valid PHP types for service "%s" key "%s", "%s" returned.', $class, $this->currentId, $key, \is_string($type) ? $type : get_debug_type($type)));
}
if ($optionalBehavior = '?' === $type[0]) {
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -1754,7 +1754,7 @@ private function dumpValue($value, bool $interpolate = true): string

$returnedType = '';
if ($value instanceof TypedReference) {
$returnedType = sprintf(': %s\%s', ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE >= $value->getInvalidBehavior() ? '' : '?', $value->getType());
$returnedType = sprintf(': %s\%s', ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE >= $value->getInvalidBehavior() ? '' : '?', str_replace(['|', '&'], ['|\\', '&\\'], $value->getType()));
}

$code = sprintf('return %s;', $code);
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -31,7 +31,11 @@
use Symfony\Component\DependencyInjection\Tests\Fixtures\TestDefinition3;
use Symfony\Component\DependencyInjection\Tests\Fixtures\TestServiceSubscriber;
use Symfony\Component\DependencyInjection\Tests\Fixtures\TestServiceSubscriberChild;
use Symfony\Component\DependencyInjection\Tests\Fixtures\TestServiceSubscriberIntersection;
use Symfony\Component\DependencyInjection\Tests\Fixtures\TestServiceSubscriberIntersectionWithTrait;
use Symfony\Component\DependencyInjection\Tests\Fixtures\TestServiceSubscriberParent;
use Symfony\Component\DependencyInjection\Tests\Fixtures\TestServiceSubscriberUnion;
use Symfony\Component\DependencyInjection\Tests\Fixtures\TestServiceSubscriberUnionWithTrait;
use Symfony\Component\DependencyInjection\TypedReference;
use Symfony\Contracts\Service\Attribute\SubscribedService;
use Symfony\Contracts\Service\ServiceSubscriberInterface;
Expand Down Expand Up @@ -129,6 +133,78 @@ public function testWithAttributes()
$this->assertEquals($expected, $container->getDefinition((string) $locator->getFactory()[0])->getArgument(0));
}

/**
* @requires PHP 8
*/
public function testUnionServices()
{
$container = new ContainerBuilder();

$container->register('bar', \stdClass::class);
$container->setAlias(TestDefinition1::class, 'bar');
$container->setAlias(TestDefinition2::class, 'bar');
$container->register('foo', TestServiceSubscriberUnion::class)
->addArgument(new Reference(PsrContainerInterface::class))
->addTag('container.service_subscriber')
;

(new RegisterServiceSubscribersPass())->process($container);
(new ResolveServiceSubscribersPass())->process($container);

$foo = $container->getDefinition('foo');
$locator = $container->getDefinition((string) $foo->getArgument(0));

$this->assertFalse($locator->isPublic());
$this->assertSame(ServiceLocator::class, $locator->getClass());

$expected = [
'string|'.TestDefinition2::class.'|'.TestDefinition1::class => new ServiceClosureArgument(new TypedReference('string|'.TestDefinition2::class.'|'.TestDefinition1::class, 'string|'.TestDefinition2::class.'|'.TestDefinition1::class)),
'bar' => new ServiceClosureArgument(new TypedReference(TestDefinition1::class.'|'.TestDefinition2::class, TestDefinition1::class.'|'.TestDefinition2::class, ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE, 'bar')),
'baz' => new ServiceClosureArgument(new TypedReference(TestDefinition1::class.'|'.TestDefinition2::class, TestDefinition1::class.'|'.TestDefinition2::class, ContainerInterface::IGNORE_ON_INVALID_REFERENCE, 'baz')),
];

$this->assertEquals($expected, $container->getDefinition((string) $locator->getFactory()[0])->getArgument(0));

(new AutowirePass())->process($container);

$expected = [
'string|'.TestDefinition2::class.'|'.TestDefinition1::class => new ServiceClosureArgument(new TypedReference('bar', TestDefinition1::class.'|'.TestDefinition2::class)),
'bar' => new ServiceClosureArgument(new TypedReference('bar', TestDefinition1::class.'|'.TestDefinition2::class, ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE, 'bar')),
'baz' => new ServiceClosureArgument(new TypedReference('bar', TestDefinition1::class.'|'.TestDefinition2::class, ContainerInterface::IGNORE_ON_INVALID_REFERENCE, 'baz')),
];
$this->assertEquals($expected, $container->getDefinition((string) $locator->getFactory()[0])->getArgument(0));
}

/**
* @requires PHP 8.1
*/
public function testIntersectionServices()
{
$container = new ContainerBuilder();

$container->register('foo', TestServiceSubscriberIntersection::class)
->addArgument(new Reference(PsrContainerInterface::class))
->addTag('container.service_subscriber')
;

(new RegisterServiceSubscribersPass())->process($container);
(new ResolveServiceSubscribersPass())->process($container);

$foo = $container->getDefinition('foo');
$locator = $container->getDefinition((string) $foo->getArgument(0));

$this->assertFalse($locator->isPublic());
$this->assertSame(ServiceLocator::class, $locator->getClass());

$expected = [
TestDefinition1::class.'&'.TestDefinition2::class => new ServiceClosureArgument(new TypedReference(TestDefinition1::class.'&'.TestDefinition2::class, TestDefinition1::class.'&'.TestDefinition2::class)),
'bar' => new ServiceClosureArgument(new TypedReference(TestDefinition1::class.'&'.TestDefinition2::class, TestDefinition1::class.'&'.TestDefinition2::class, ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE, 'bar')),
'baz' => new ServiceClosureArgument(new TypedReference(TestDefinition1::class.'&'.TestDefinition2::class, TestDefinition1::class.'&'.TestDefinition2::class, ContainerInterface::IGNORE_ON_INVALID_REFERENCE, 'baz')),
];

$this->assertEquals($expected, $container->getDefinition((string) $locator->getFactory()[0])->getArgument(0));
}

public function testExtraServiceSubscriber()
{
$this->expectException(InvalidArgumentException::class);
Expand Down Expand Up @@ -306,6 +382,65 @@ public function method()
$subscriber::getSubscribedServices();
}

/**
* @requires PHP 8
*/
public function testServiceSubscriberTraitWithUnionReturnType()
{
if (!class_exists(SubscribedService::class)) {
$this->markTestSkipped('SubscribedService attribute not available.');
}

$container = new ContainerBuilder();

$container->register('foo', TestServiceSubscriberUnionWithTrait::class)
->addMethodCall('setContainer', [new Reference(PsrContainerInterface::class)])
->addTag('container.service_subscriber')
;

(new RegisterServiceSubscribersPass())->process($container);
(new ResolveServiceSubscribersPass())->process($container);

$foo = $container->getDefinition('foo');
$locator = $container->getDefinition((string) $foo->getMethodCalls()[0][1][0]);

$expected = [
TestServiceSubscriberUnionWithTrait::class.'::method1' => new ServiceClosureArgument(new TypedReference(TestDefinition1::class.'|'.TestDefinition2::class.'|null', TestDefinition1::class.'|'.TestDefinition2::class.'|null', ContainerInterface::IGNORE_ON_INVALID_REFERENCE)),
TestServiceSubscriberUnionWithTrait::class.'::method2' => new ServiceClosureArgument(new TypedReference(TestDefinition1::class.'|'.TestDefinition2::class, TestDefinition1::class.'|'.TestDefinition2::class)),
];

$this->assertEquals($expected, $container->getDefinition((string) $locator->getFactory()[0])->getArgument(0));
}

/**
* @requires PHP 8.1
*/
public function testServiceSubscriberTraitWithIntersectionReturnType()
{
if (!class_exists(SubscribedService::class)) {
$this->markTestSkipped('SubscribedService attribute not available.');
}

$container = new ContainerBuilder();

$container->register('foo', TestServiceSubscriberIntersectionWithTrait::class)
->addMethodCall('setContainer', [new Reference(PsrContainerInterface::class)])
->addTag('container.service_subscriber')
;

(new RegisterServiceSubscribersPass())->process($container);
(new ResolveServiceSubscribersPass())->process($container);

$foo = $container->getDefinition('foo');
$locator = $container->getDefinition((string) $foo->getMethodCalls()[0][1][0]);

$expected = [
TestServiceSubscriberIntersectionWithTrait::class.'::method1' => new ServiceClosureArgument(new TypedReference(TestDefinition1::class.'&'.TestDefinition2::class, TestDefinition1::class.'&'.TestDefinition2::class)),
];

$this->assertEquals($expected, $container->getDefinition((string) $locator->getFactory()[0])->getArgument(0));
}

public function testServiceSubscriberWithSemanticId()
{
$container = new ContainerBuilder();
Expand Down
Original file line number Diff line number Diff line change
@@ -0,0 +1,21 @@
<?php

namespace Symfony\Component\DependencyInjection\Tests\Fixtures;

use Symfony\Contracts\Service\ServiceSubscriberInterface;

class TestServiceSubscriberIntersection implements ServiceSubscriberInterface
{
public function __construct($container)
{
}

public static function getSubscribedServices(): array
{
return [
TestDefinition1::class.'&'.TestDefinition2::class,
'bar' => TestDefinition1::class.'&'.TestDefinition2::class,
'baz' => '?'.TestDefinition1::class.'&'.TestDefinition2::class,
];
}
}
Original file line number Diff line number Diff line change
@@ -0,0 +1,18 @@
<?php

namespace Symfony\Component\DependencyInjection\Tests\Fixtures;

use Symfony\Contracts\Service\Attribute\SubscribedService;
use Symfony\Contracts\Service\ServiceSubscriberInterface;
use Symfony\Contracts\Service\ServiceSubscriberTrait;

class TestServiceSubscriberIntersectionWithTrait implements ServiceSubscriberInterface
{
use ServiceSubscriberTrait;

#[SubscribedService]
private function method1(): TestDefinition1&TestDefinition2
{
return $this->container->get(__METHOD__);
}
}
Original file line number Diff line number Diff line change
@@ -0,0 +1,21 @@
<?php

namespace Symfony\Component\DependencyInjection\Tests\Fixtures;

use Symfony\Contracts\Service\ServiceSubscriberInterface;

class TestServiceSubscriberUnion implements ServiceSubscriberInterface
{
public function __construct($container)
{
}

public static function getSubscribedServices(): array
{
return [
'string|'.TestDefinition2::class.'|'.TestDefinition1::class,
'bar' => TestDefinition1::class.'|'.TestDefinition2::class,
'baz' => '?'.TestDefinition1::class.'|'.TestDefinition2::class,
];
}
}
Original file line number Diff line number Diff line change
@@ -0,0 +1,24 @@
<?php

namespace Symfony\Component\DependencyInjection\Tests\Fixtures;

use Symfony\Contracts\Service\Attribute\SubscribedService;
use Symfony\Contracts\Service\ServiceSubscriberInterface;
use Symfony\Contracts\Service\ServiceSubscriberTrait;

class TestServiceSubscriberUnionWithTrait implements ServiceSubscriberInterface
{
use ServiceSubscriberTrait;

#[SubscribedService]
private function method1(): TestDefinition1|TestDefinition2|null
{
return $this->container->get(__METHOD__);
}

#[SubscribedService]
private function method2(): TestDefinition1|TestDefinition2
{
return $this->container->get(__METHOD__);
}
}