psalm.xml

<?xml version="1.0"?>
<psalm
    errorLevel="3"
    hideExternalErrors="true"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns="https://getpsalm.org/schema/config"
    xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
>
    <projectFiles>
        <directory name="src" />
    </projectFiles>

    <issueHandlers>
        <DeprecatedMethod>
            <errorLevel type="suppress">
                <referencedMethod name="Contao\System::log"/>
            </errorLevel>
        </DeprecatedMethod>
        <InternalMethod>
            <errorLevel type="suppress">
                <referencedMethod name="Contao\CoreBundle\Framework\ContaoFramework::getAdapter"/>
                <referencedMethod name="Contao\CoreBundle\Framework\ContaoFramework::initialize"/>
            </errorLevel>
        </InternalMethod>
        <UndefinedConstant>
            <errorLevel type="suppress">
                <file name="src/Renderer/PageModuleRenderer.php"/>
                <file name="src/Module/ModuleMerger2.php"/>
            </errorLevel>
        </UndefinedConstant>
        <UndefinedMagicPropertyFetch>
            <errorLevel type="suppress">
                <referencedProperty name="Contao\DataContainer::$activeRecord"/>
            </errorLevel>
        </UndefinedMagicPropertyFetch>
    </issueHandlers>

    <universalObjectCrates>
        <class name="Contao\ArticleModel"/>
        <class name="Contao\BackendTemplate"/>
        <class name="Contao\ModuleModel"/>
        <class name="Contao\PageModel"/>
        <class name="Contao\ThemeModel"/>
    </universalObjectCrates>
</psalm>