psalm.xml

<?xml version="1.0"?>
<psalm
    xmlns="https://getpsalm.org/schema/config"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
    name="Example Psalm config with recommended defaults"
    errorLevel="1"
    findUnusedBaselineEntry="true"
    findUnusedCode="true"
>
    <plugins>
        <pluginClass class="Psalm\PhpUnitPlugin\Plugin"/>
    </plugins>

    <projectFiles>
        <directory name="src"/>
        <directory name="test/e2e"/>
        <directory name="test/unit"/>
    </projectFiles>

    <issueHandlers>
        <DeprecatedClass>
            <errorLevel type="suppress">
                <referencedClass name="PackageVersions\Versions"/>
            </errorLevel>
        </DeprecatedClass>
        <PropertyNotSetInConstructor errorLevel="suppress"/>
        <InternalClass errorLevel="suppress"/>
        <InternalMethod errorLevel="suppress"/>
        <UnresolvableInclude>
            <errorLevel type="suppress">
                <file name="src/Hook.php"/>
            </errorLevel>
        </UnresolvableInclude>
        <ArgumentTypeCoercion>
            <errorLevel type="suppress">
                <file name="test/unit/Composer/PackageAutoloadTest.php" />
            </errorLevel>
        </ArgumentTypeCoercion>
        <OverriddenMethodAccess>
            <errorLevel type="suppress">
                <file name="src/Psalm/Configuration.php"/>
            </errorLevel>
        </OverriddenMethodAccess>
        <ConstructorSignatureMismatch>
            <errorLevel type="suppress">
                <file name="src/Psalm/Configuration.php"/>
            </errorLevel>
        </ConstructorSignatureMismatch>
    </issueHandlers>
</psalm>