ruleset.xml

<?xml version="1.0"?>
<ruleset name="Codeception">
    <description>
        Codeception coding standard. Inherits from PSR-2.
    </description>

    <rule ref="PSR2">
        <exclude name="PSR1.Classes.ClassDeclaration.MissingNamespace"/>
        <exclude name="PSR1.Files.SideEffects.FoundWithSymbols"/>
        <exclude name="PSR1.Classes.ClassDeclaration.MultipleClasses"/>
        <exclude name="PSR2.Methods.MethodDeclaration.Underscore"/>
        <exclude name="PSR2.Classes.PropertyDeclaration.Underscore"/>
    </rule>
</ruleset>