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      *               tplset: ?string,
      *           }   $default
      */
-    private array $default = [
-        // set by dc
-        'state'         => self::STATE_INIT_DISABLED,
-        'root'          => null,
-        'namespace'     => null,
-        'root_writable' => false,
-        'distributed'   => false,
-
-        // required
-        'name'    => self::DEFAULT_NAME,
-        'desc'    => '',
-        'author'  => '',
-        'version' => '0',
-        'type'    => self::DEFAULT_TYPE, /// 'theme' (string)
-
-        // optionnal
-        'permissions'        => null,
-        'priority'           => self::DEFAULT_PRIORITY, // 1000 (int
-        'standalone_config'  => false,
-        'information_config' => false,
-        'requires'           => [],
-        'settings'           => [],
-        'date'               => '', // release date format must be iso8601
-
-        // optionnal++
-        'label'      => '',
-        'support'    => '',
-        'details'    => '',
-        'repository' => '',
-
-        // theme specifics
-        'parent' => null,
-        'tplset' => null,
-    ];
+    private array $default;
     
     /**
      * Create a module definition.

PHP snippet to change

<?php

declare(strict_types=1);

class ModuleDefine
{
    /**
     * @var     array{
     *               state: int,
     *               root: ?string,
     *               namespace: ?string,
     *               root_writable: bool,
     *               distributed: bool,
     *               name: string,
     *               desc: string,
     *               author: string,
     *               version: string,
     *               type: string,
     *               permissions: ?string,
     *               priority: int,
     *               standalone_config: bool,
     *               information_config: bool,
     *               requires: array<array-key, array{0:string, 1?:string}>,
     *               settings: array{config?: string, blog?: string, pref?: string, self?: string, other?: string, manage?: string},
     *               date: string,
     *               label: string,
     *               support: string,
     *               details: string,
     *               repository: string,
     *               parent: ?string,
     *               tplset: ?string,
     *           }   $default
     */
    private array $default = [
        // set by dc
        'state'         => self::STATE_INIT_DISABLED,
        'root'          => null,
        'namespace'     => null,
        'root_writable' => false,
        'distributed'   => false,

        // required
        'name'    => self::DEFAULT_NAME,
        'desc'    => '',
        'author'  => '',
        'version' => '0',
        'type'    => self::DEFAULT_TYPE, /// 'theme' (string)

        // optionnal
        'permissions'        => null,
        'priority'           => self::DEFAULT_PRIORITY, // 1000 (int
        'standalone_config'  => false,
        'information_config' => false,
        'requires'           => [],
        'settings'           => [],
        'date'               => '', // release date format must be iso8601

        // optionnal++
        'label'      => '',
        'support'    => '',
        'details'    => '',
        'repository' => '',

        // theme specifics
        'parent' => null,
        'tplset' => null,
    ];
    
    /**
     * Create a module definition.
     *
     * @param   string  $id The module identifier (root path)
     */
    public function __construct(
        private readonly string $id
    ) {
        $this->default['tplset'] = 'dotty'; // simulate the string return of an external method
        $this->init();
    }

    /**
     * Initialize module's properties.
     *
     * Module's define class must use this to set
     * their properties.
     */
    protected function init(): void
    {
    }
    
    public function getID(): string
    {
        return $this->id;
    }
    
    public function getDefault(): array
    {
        return $this->default;
    }
}

Applied Rules:

RemoveDefaultValueFromAssignedPropertyRector

Not a change you expect?

Create an issue on GitHub
...or to speed up fix – add a test fixture

Config rector.php

<?php

use Rector\Config\RectorConfig;
use Rector\TypeDeclaration\Rector\Property\TypedPropertyFromAssignsRector;
use Rector\ValueObject\PhpVersion;
use Rector\Set\ValueObject\LevelSetList;

return RectorConfig::configure()
    // A. whole set
    ->withPreparedSets(
        deadCode: true,
        codeQuality: true,
        //codingStyle: true,
        typeDeclarations: true,
        //typeDeclarationDocblocks: true,
        privatization: true,
        //naming: true,
        instanceOf: true,
        earlyReturn: true,
	)
    ->withSets([
        LevelSetList::UP_TO_PHP_85,
    ]);

Rector version: b97539 - released at 2026-08-03 00:11