psalm.xml

<?xml version="1.0"?>
<psalm
    errorLevel="5"
    phpVersion="8.1"
    autoloader="build/psalm_bootstrap.php"
    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="phpBB/phpbb"/>
    </projectFiles>

    <issueHandlers>
        <InvalidGlobal errorLevel="suppress" />
        <UndefinedDocblockClass>
            <errorLevel type="suppress">
                <referencedClass name="UnitEnum" />
            </errorLevel>
        </UndefinedDocblockClass>
    </issueHandlers>

    <stubs>
        <file name="build/psalm/stubs/apcu.php"/>
        <file name="build/psalm/stubs/gd.php"/>
        <file name="build/psalm/stubs/ldap.php"/>
        <file name="build/psalm/stubs/memcached.php"/>
        <file name="build/psalm/stubs/oci8.php"/>
        <file name="build/psalm/stubs/pgsql.php"/>
        <file name="build/psalm/stubs/redis.php"/>
        <file name="build/psalm/stubs/sqlite3.php"/>
        <file name="build/psalm/stubs/sqlsrv.php"/>
    </stubs>
</psalm>