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<?xml version="1.0"?>

<ruleset name="Unused Code Rules"
         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>
The Unused Code Ruleset contains a collection of rules that find unused code.
    </description>

    <rule name="UnusedPrivateField"
          since="0.2"
          message="Avoid unused private fields such as '{0}'."
          class="PHPMD\Rule\UnusedPrivateField"
          externalInfoUrl="https://phpmd.org/rules/unusedcode.html#unusedprivatefield">
        <description>
Detects when a private field is declared and/or assigned a value, but not used.
        </description>
        <priority>3</priority>
        <example>
<![CDATA[
class Something
{
    private static $FOO = 2; // Unused
    private $i = 5; // Unused
    private $j = 6;
    public function addOne()
    {
        return $this->j++;
    }
}
]]>
        </example>
    </rule>

    <rule name="UnusedLocalVariable"
          since="0.2"
          message="Avoid unused local variables such as '{0}'."
          class="PHPMD\Rule\UnusedLocalVariable"
          externalInfoUrl="https://phpmd.org/rules/unusedcode.html#unusedlocalvariable">
        <description>
Detects when a local variable is declared and/or assigned, but not used.
        </description>
        <priority>3</priority>
        <properties>
            <property
                    name="allow-unused-foreach-variables"
                    description="Allow unused variables in foreach language constructs."
                    value="false" />
            <property name="exceptions" description="Comma-separated list of exceptions" value=""/>
        </properties>
        <example>
<![CDATA[
class Foo {
    public function doSomething()
    {
        $i = 5; // Unused
    }
}
]]>
        </example>
    </rule>

    <rule name="UnusedPrivateMethod"
          since="0.2"
          message="Avoid unused private methods such as '{0}'."
          class="PHPMD\Rule\UnusedPrivateMethod"
          externalInfoUrl="https://phpmd.org/rules/unusedcode.html#unusedprivatemethod">
        <description>
Unused Private Method detects when a private method is declared but is unused.
        </description>
        <priority>3</priority>
        <example>
<![CDATA[
class Something
{
    private function foo() {} // unused
}
]]>
        </example>
    </rule>

    <rule name="UnusedFormalParameter"
          since="0.2"
          message="Avoid unused parameters such as '{0}'."
          class="PHPMD\Rule\UnusedFormalParameter"
          externalInfoUrl="https://phpmd.org/rules/unusedcode.html#unusedformalparameter">
        <description>
Avoid passing parameters to methods or constructors and then not using those parameters.
        </description>
        <priority>3</priority>
        <example>
<![CDATA[
class Foo
{
    private function bar($howdy)
    {
        // $howdy is not used
    }
}
]]>
        </example>
    </rule>

</ruleset>