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[EDIT] FILE: MethodReflectionResolver.php

<?php

declare (strict_types=1);
namespace Rector\Reflection;

use PHPStan\Analyser\Scope;
use PHPStan\Reflection\MethodReflection;
use PHPStan\Reflection\ReflectionProvider;
final class MethodReflectionResolver
{
    /**
     * @readonly
     * @var \PHPStan\Reflection\ReflectionProvider
     */
    private $reflectionProvider;
    public function __construct(ReflectionProvider $reflectionProvider)
    {
        $this->reflectionProvider = $reflectionProvider;
    }
    /**
     * @param class-string $className
     */
    public function resolveMethodReflection(string $className, string $methodName, ?Scope $scope) : ?MethodReflection
    {
        if (!$this->reflectionProvider->hasClass($className)) {
            return null;
        }
        $classReflection = $this->reflectionProvider->getClass($className);
        // better, with support for "@method" annotation methods
        if ($scope instanceof Scope) {
            if ($classReflection->hasMethod($methodName)) {
                return $classReflection->getMethod($methodName, $scope);
            }
        } elseif ($classReflection->hasNativeMethod($methodName)) {
            return $classReflection->getNativeMethod($methodName);
        }
        return null;
    }
}

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