phpmd.xml

<?xml version="1.0"?>
<ruleset name="Rule Set"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:noNamespaceSchemaLocation="http://pmd.sf.net/ruleset_xml_schema.xsd">
    <rule ref="rulesets/design.xml"/>
    <rule ref="rulesets/controversial.xml"/>
    <rule ref="rulesets/unusedcode.xml"/>
    <rule ref="rulesets/cleancode.xml"/>
    <rule ref="rulesets/codesize.xml">
        <exclude name="TooManyFields"/>
    </rule>
    <rule ref="rulesets/naming.xml">
        <exclude name="ShortVariable"/>
    </rule>

    <rule name="TooManyFields"
          since="0.1"
          class="PHPMD\Rule\Design\TooManyFields"
          message="The {0} {1} has {2} fields. Consider redesigning {1} to keep the number of fields under {3}."
          externalInfoUrl="https://phpmd.org/rules/codesize.html#toomanypublicfields">
        <description>
            <![CDATA[
Classes that have too many fields could be redesigned to have fewer fields,
possibly through some nested object grouping of some of the information.
For example, a class with city/state/zip fields could instead have one Address field.
            ]]>
        </description>
        <priority>3</priority>
        <properties>
            <property name="maxfields" description="The field count reporting threshold" value="32"/>
        </properties>
    </rule>

    <rule ref="rulesets/naming.xml/ShortVariable"
          since="0.2"
          message="Avoid variables with short names like {0}. Configured minimum length is {1}."
          class="PHPMD\Rule\Naming\ShortVariable"
          externalInfoUrl="http://phpmd.org/rules/naming.html#shortvariable">
        <priority>3</priority>
        <properties>
            <property name="minimum" description="Minimum length for a variable, property or parameter name" value="3"/>
            <property name="exceptions" value="id,uV" />
        </properties>
    </rule>
</ruleset>