phpcs.xml

<?xml version="1.0"?>
<ruleset name="WordPress Plugin Coding Standards">
    <description>A custom set of code standard rules to check for WordPress plugins.</description>

    <!-- What to scan -->
    <file>.</file>
    <exclude-pattern>*/\.github/*</exclude-pattern>
    <exclude-pattern>*/\.wordpress-org/*</exclude-pattern>
    <exclude-pattern>*/assets/*</exclude-pattern>
    <exclude-pattern>*/languages/*</exclude-pattern>
    <exclude-pattern>*/node_modules/*</exclude-pattern>
    <exclude-pattern>*/vendor/*</exclude-pattern>
    <exclude-pattern>*\.js</exclude-pattern>
    <exclude-pattern>*\.mo</exclude-pattern>
    <exclude-pattern>*\.po</exclude-pattern>
    <exclude-pattern>*\.twig</exclude-pattern>
    <exclude-pattern>*\.css</exclude-pattern>
    <exclude-pattern>*\.scss</exclude-pattern>
    <exclude-pattern>src/WPOSA.php</exclude-pattern>

    <!-- How to scan -->
    <arg value="sp"/><!-- Show sniff and progress -->
    <arg name="basepath" value="./"/><!-- Strip the file paths down to the relevant bit -->
    <arg name="extensions" value="php"/>
    <arg name="parallel" value="12"/><!-- Enables parallel processing when available for faster results. -->
    <arg name="cache" value=".phpcs.cache"/>

    <config name="installed_paths" value="vendor/phpcompatibility/php-compatibility,vendor/phpcompatibility/phpcompatibility-paragonie,vendor/phpcompatibility/phpcompatibility-wp,vendor/wp-coding-standards/wpcs"/>
    <config name="testVersion" value="7.4-"/>

    <!-- Rules: Check PHP version compatibility -->
    <rule ref="PHPCompatibility"/>
    <rule ref="PHPCompatibilityWP"/>

    <!-- Rules: WordPress Coding Standards -->
    <config name="minimum_supported_wp_version" value="5.7.4"/>

    <rule ref="WordPress">
        <exclude name="Generic.Arrays.DisallowShortArraySyntax.Found"/>
        <exclude name="WordPress.PHP.DisallowShortTernary.Found"/>
        <exclude name="WordPress.Files.FileName.InvalidClassFileName" />
        <exclude name="WordPress.Files.FileName.NotHyphenatedLowercase" />
        <exclude name="WordPress.WP.I18n.NonSingularStringLiteralDomain" />
        <exclude name="PEAR.NamingConventions.ValidClassName.Invalid" />
    </rule>

    <!-- Allow symbol `/` in hook names. -->
    <rule ref="WordPress.NamingConventions.ValidHookName">
        <properties>
            <property name="additionalWordDelimiters" value="/" />
        </properties>
    </rule>
</ruleset>