psalm.xml

<?xml version="1.0"?>
<psalm
    totallyTyped="false"
    resolveFromConfigFile="true"
    autoloader="../../../vendor/autoload.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="src" />
        <ignoreFiles>
            <directory name="vendor" />
            <directory name="../../../platform"/> <!-- would otherwise inspect Shopware -->
            <directory name="../../../vendor/shopware/platform"/> <!-- would otherwise inspect Shopware -->
        </ignoreFiles>
    </projectFiles>

    <issueHandlers>
        <LessSpecificReturnType errorLevel="info" />

        <InternalMethod>
            <errorLevel type="info">
                <directory name="tests"/>
            </errorLevel>
            <errorLevel type="suppress">
                <referencedMethod name="Shopware\Core\Framework\Context::createDefaultContext" />
            </errorLevel>
        </InternalMethod>

        <!-- Necessary for the Symfony EventDispatcher BC break -->
        <TooManyArguments>
            <errorLevel type="suppress">
                <referencedFunction name="Symfony\Component\EventDispatcher\EventDispatcherInterface::dispatch" />
                <referencedFunction name="Symfony\Contracts\EventDispatcher\EventDispatcherInterface::dispatch" />
            </errorLevel>
        </TooManyArguments>

        <DeprecatedTrait>
            <errorLevel type="info">
                <directory name="tests"/>
            </errorLevel>
        </DeprecatedTrait>

        <DeprecatedInterface>
            <errorLevel type="info">
                <referencedClass name="Shopware\Core\Framework\DataAbstractionLayer\EntityExtensionInterface"/>
            </errorLevel>
        </DeprecatedInterface>

        <DeprecatedMethod>
            <errorLevel type="info">
                <directory name="tests"/>
            </errorLevel>
        </DeprecatedMethod>

        <!-- Happens a lot for nullable props in DAL entities for associations -->
        <PossiblyNullReference errorLevel="info"/>
        <PossiblyNullIterator errorLevel="info"/>

        <!-- level 3 issues - slightly lazy code writing, but provably low false-negatives -->

        <PropertyNotSetInConstructor errorLevel="info"/>
        <MissingConstructor errorLevel="info"/>

        <UnresolvableInclude errorLevel="info"/>

        <!-- level 4 issues - points to possible deficiencies in logic, higher false-positives -->
        <TypeCoercion errorLevel="info"/>
    </issueHandlers>
</psalm>