rector/config/set/symfony41.php

<?php

declare(strict_types=1);

use Rector\Renaming\Rector\MethodCall\RenameMethodRector;
use Rector\Renaming\Rector\Name\RenameClassRector;
use Rector\Renaming\ValueObject\MethodCallRename;
use Rector\Renaming\ValueObject\MethodCallRenameWithArrayKey;
use function Rector\SymfonyPhpConfig\inline_value_objects;
use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;

# https://github.com/symfony/symfony/blob/master/UPGRADE-4.1.md
return static function (ContainerConfigurator $containerConfigurator): void {
    $services = $containerConfigurator->services();

    $services->set(RenameMethodRector::class)
        ->call('configure', [[
            RenameMethodRector::METHOD_CALL_RENAMES => inline_value_objects([
                # https://github.com/symfony/symfony/commit/463f986c28a497571967e37c1314e9911f1ef6ba
                new MethodCallRename(
                    'Symfony\Component\Console\Helper\TableStyle',
                    'setHorizontalBorderChar',
                    'setHorizontalBorderChars'
                ),
                # https://github.com/symfony/symfony/commit/463f986c28a497571967e37c1314e9911f1ef6ba
                new MethodCallRename(
                    'Symfony\Component\Console\Helper\TableStyle',
                    'setVerticalBorderChar',
                    'setVerticalBorderChars'
                ),
                # https://github.com/symfony/symfony/commit/463f986c28a497571967e37c1314e9911f1ef6ba
                new MethodCallRename(
                    'Symfony\Component\Console\Helper\TableStyle',
                    'setCrossingChar',
                    'setDefaultCrossingChar'
                ),
                new MethodCallRename('Symfony\Component\HttpFoundation\File\UploadedFile', 'getClientSize', 'getSize'),
                new MethodCallRename('Symfony\Component\Workflow\DefinitionBuilder', 'reset', 'clear'),
                new MethodCallRename('Symfony\Component\Workflow\DefinitionBuilder', 'add', 'addWorkflow'),
                # https://github.com/symfony/symfony/commit/463f986c28a497571967e37c1314e9911f1ef6ba
                new MethodCallRenameWithArrayKey(
                    'Symfony\Component\Console\Helper\TableStyle',
                    'getVerticalBorderChar',
                    # special case to "getVerticalBorderChar" → "getBorderChars()[3]"
                    'getBorderChars',
                    3
                ),
                # https://github.com/symfony/symfony/commit/463f986c28a497571967e37c1314e9911f1ef6ba
                new MethodCallRenameWithArrayKey(
                    'Symfony\Component\Console\Helper\TableStyle',
                    'getHorizontalBorderChar',
                    'getBorderChars',
                    2
                ),
            ]),
        ]]);

    $services->set(RenameClassRector::class)
        ->call('configure', [[
            RenameClassRector::OLD_TO_NEW_CLASSES => [
                # https://github.com/symfony/symfony/commit/07dd09db59e2f2a86a291d00d978169d9059e307
                'Symfony\Bundle\FrameworkBundle\DataCollector\RequestDataCollector' => 'Symfony\Component\HttpKernel\DataCollector\RequestDataCollector',
                'Symfony\Component\Workflow\SupportStrategy\SupportStrategyInterface' => 'Symfony\Component\Workflow\SupportStrategy\WorkflowSupportStrategyInterface',
                'Symfony\Component\Workflow\SupportStrategy\ClassInstanceSupportStrategy' => 'Symfony\Component\Workflow\SupportStrategy\InstanceOfSupportStrategy',
            ],
        ]]);
};