phpcs.xml

<?xml version="1.0"?>
<ruleset name="Drupal">
  <description>Drupal coding standards</description>

  <!-- Directories to scan -->
  <file>docroot/modules/custom</file>
  <file>docroot/profiles/custom</file>
  <file>docroot/themes/custom</file>

  <!-- Excluded patterns -->
  <exclude-pattern>*.css</exclude-pattern>
  <exclude-pattern>*.js</exclude-pattern>
  <exclude-pattern>*Mock.php</exclude-pattern>
  <exclude-pattern>*Test.php</exclude-pattern>
  <exclude-pattern>*TestCase.php</exclude-pattern>

  <!-- PHPCS argument overrides -->
  <arg name="colors" />

  <!-- PHP configuration overrides -->
  <ini name="memory_limit" value="-1" />

  <!-- Project autoloader -->
  <autoload>vendor/autoload.php</autoload>

  <!-- Project rulesets -->
  <rule ref="vendor/drupal/coder/coder_sniffer/Drupal/ruleset.xml" />
</ruleset>