psalm.xml

<?xml version="1.0"?>
<psalm
    errorLevel="1"
    autoloader=".tools/constants.php"
    findUnusedPsalmSuppress="true"
    errorBaseline=".tools/psalm/baseline.xml"
    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>
        <!-- restrict to core and core addons, ignore other locally installed addons -->
        <directory name="redaxo/src/core"/>
        <directory name="redaxo/src/addons/backup"/>
        <directory name="redaxo/src/addons/be_style"/>
        <directory name="redaxo/src/addons/cronjob"/>
        <directory name="redaxo/src/addons/debug"/>
        <directory name="redaxo/src/addons/install"/>
        <directory name="redaxo/src/addons/media_manager"/>
        <directory name="redaxo/src/addons/mediapool"/>
        <directory name="redaxo/src/addons/metainfo"/>
        <directory name="redaxo/src/addons/phpmailer"/>
        <directory name="redaxo/src/addons/project"/>
        <directory name="redaxo/src/addons/structure"/>
        <directory name="redaxo/src/addons/users"/>
        <ignoreFiles>
            <directory name="redaxo/src/addons/backup/vendor/" />
            <directory name="redaxo/src/addons/be_style/vendor/" />
            <directory name="redaxo/src/addons/debug/vendor/" />
            <directory name="redaxo/src/addons/phpmailer/vendor/" />
            <directory name="redaxo/src/core/vendor/" />
            <file name="redaxo/src/core/.phpstorm.meta.php" />
        </ignoreFiles>
    </projectFiles>
    <stubs>
        <file name="redaxo/src/core/.phpstorm.meta.php" />
    </stubs>
    <universalObjectCrates>
        <class name="rex_fragment" />
    </universalObjectCrates>
    <forbiddenFunctions>
        <function name="basename"/>
        <function name="dd"/>
        <function name="dump"/>
    </forbiddenFunctions>
    <plugins>
        <pluginClass class="Redaxo\PsalmPlugin\Plugin" />
        <pluginClass class="Psalm\PhpUnitPlugin\Plugin" />
        <pluginClass class="Psalm\SymfonyPsalmPlugin\Plugin" />
    </plugins>
    <issueHandlers>
        <Trace errorLevel="error"/> <!-- https://psalm.dev/docs/running_psalm/issues/Trace/ -->
        <InvalidGlobal>
            <errorLevel type="info">
                <file name="redaxo/src/addons/mediapool/pages/index.php"/>
                <file name="redaxo/src/addons/mediapool/pages/upload.php"/>
                <file name="redaxo/src/core/pages/login.php"/>
            </errorLevel>
        </InvalidGlobal>
        <UnnecessaryVarAnnotation>
            <errorLevel type="suppress">
                <!-- Fragments always contain a `@var rex_fragment $this` annotation, which is unused for psalm -->
                <directory name="redaxo/src/addons/structure/plugins/content/fragments"/>
                <directory name="redaxo/src/addons/structure/plugins/history/fragments"/>
                <directory name="redaxo/src/core/fragments"/>
            </errorLevel>
        </UnnecessaryVarAnnotation>
<!-- level 2 issues - slightly lazy code writing, but provably low false-negatives -->
        <DeprecatedMethod>
            <errorLevel type="info">
                <referencedMethod name="rex_string::versionCompare"/>
            </errorLevel>
        </DeprecatedMethod>
        <DocblockTypeContradiction errorLevel="info" />
        <InternalClass errorLevel="info" />
        <InternalMethod errorLevel="info" />
        <InternalProperty errorLevel="info" />
        <MissingClosureParamType errorLevel="info" />
        <MissingClosureReturnType errorLevel="info" />
        <MissingConstructor>
            <errorLevel type="suppress">
                <file name="vendor/phpunit/phpunit/src/Framework/TestCase.php" />
            </errorLevel>
        </MissingConstructor>
        <MissingParamType errorLevel="info" />
        <MissingPropertyType errorLevel="info" />
        <MissingReturnType errorLevel="info" />
        <PropertyNotSetInConstructor errorLevel="info" />
        <RawObjectIteration>
            <errorLevel type="info">
                <file name="redaxo/src/core/lib/api_function.php"/>
            </errorLevel>
        </RawObjectIteration>
        <RedundantCastGivenDocblockType errorLevel="info" />
        <RedundantConditionGivenDocblockType errorLevel="info" />
        <RedundantFunctionCallGivenDocblockType errorLevel="info" />
        <UnresolvableInclude errorLevel="suppress" />
        <UnsafeInstantiation errorLevel="info" />
    </issueHandlers>
</psalm>