psalm.xml

<?xml version="1.0"?>
<psalm
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        errorLevel="1"
        xmlns="https://getpsalm.org/schema/config"
        xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
        findUnusedBaselineEntry="true"
        findUnusedCode="true"
        findUnusedPsalmSuppress="true"
        findUnusedVariablesAndParams="true"
>
    <projectFiles>
        <directory name="Classes/"/>
        <directory name="Tests/" />
        <ignoreFiles>
            <directory name="public"/>
            <directory name="vendor"/>
        </ignoreFiles>
    </projectFiles>
    <issueHandlers>
        <UndefinedConstant>
            <errorLevel type="suppress">
                <file name="Tests/FunctionalTestsBootstrap.php" />
            </errorLevel>
        </UndefinedConstant>
        <PropertyNotSetInConstructor>
            <errorLevel type="suppress">
                <directory name="Tests" />
            </errorLevel>
        </PropertyNotSetInConstructor>
        <InternalMethod>
            <errorLevel type="suppress">
                <referencedMethod name="TYPO3\CMS\Core\Core\Bootstrap::initializeLanguageObject" />
            </errorLevel>
        </InternalMethod>
        <InternalProperty>
            <errorLevel type="suppress">
                <referencedProperty name="TYPO3\CMS\Core\DataHandling\DataHandler::$errorLog" />
            </errorLevel>
        </InternalProperty>
        <UnusedClass>
            <errorLevel type="suppress">
                <directory name="Tests" />
            </errorLevel>
        </UnusedClass>
    </issueHandlers>
</psalm>