ruleset.xml
<?xml version="1.0"?>
<ruleset name="PHP MD rule set"
xmlns="http://pmd.sf.net/ruleset/1.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://pmd.sf.net/ruleset/1.0.0
http://pmd.sf.net/ruleset_xml_schema.xsd"
xsi:noNamespaceSchemaLocation="http://pmd.sf.net/ruleset_xml_schema.xsd">
<description>
PHP MD Rule set
</description>
<!-- Code climate standard -->
<rule ref="rulesets/unusedcode.xml" />
<rule ref="rulesets/codesize.xml" />
<rule ref="rulesets/controversial.xml" />
<rule ref="rulesets/design.xml" />
<rule ref="rulesets/unusedcode.xml" />
<!-- Custom rules -->
<rule ref="rulesets/naming.xml">
<exclude name="ShortVariable" />
</rule>
<rule ref="rulesets/naming.xml/ShortVariable">
<properties>
<property name="minimum" value="2" />
</properties>
</rule>
</ruleset>