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NewModelQueryDynamicMethodReturnTypeExtension.php
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NewModelQueryDynamicMethodReturnTypeExtension.php
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<?php
declare(strict_types=1);
namespace Larastan\Larastan\ReturnTypes;
use Illuminate\Database\Eloquent\Model;
use Larastan\Larastan\Methods\BuilderHelper;
use PhpParser\Node\Expr\MethodCall;
use PHPStan\Analyser\Scope;
use PHPStan\Reflection\MethodReflection;
use PHPStan\Type\DynamicMethodReturnTypeExtension;
use PHPStan\Type\Generic\GenericObjectType;
use PHPStan\Type\ObjectType;
use PHPStan\Type\Type;
use PHPStan\Type\TypeCombinator;
use function in_array;
class NewModelQueryDynamicMethodReturnTypeExtension implements DynamicMethodReturnTypeExtension
{
public function __construct(private BuilderHelper $builderHelper)
{
}
public function getClass(): string
{
return Model::class;
}
public function isMethodSupported(MethodReflection $methodReflection): bool
{
return in_array($methodReflection->getName(), [
'newQuery',
'newModelQuery',
'newQueryWithoutRelationships',
'newQueryWithoutScopes',
'newQueryWithoutScope',
'newQueryForRestoration',
], true);
}
public function getTypeFromMethodCall(
MethodReflection $methodReflection,
MethodCall $methodCall,
Scope $scope,
): Type|null {
$calledOnType = $scope->getType($methodCall->var);
$classReflections = $calledOnType->getObjectClassReflections();
if ($classReflections === []) {
return null;
}
$types = [];
foreach ($classReflections as $classReflection) {
if (! $classReflection->isSubclassOf(Model::class)) {
continue;
}
$builderName = $this->builderHelper->determineBuilderName($classReflection->getName());
$types[] = new GenericObjectType($builderName, [new ObjectType($classReflection->getName())]);
}
if ($types === []) {
return null;
}
return TypeCombinator::union(...$types);
}
}