phpcs.xml

<?xml version="1.0"?>
<ruleset
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  name="PHP_CodeSniffer"
  xsi:noNamespaceSchemaLocation="vendor-bin/phpcs/vendor/squizlabs/php_codesniffer/phpcs.xsd"
>
  <description>Custom coding standard for PHP_CodeSniffer</description>

  <!-- Check for cross-version support for PHP 8.1 to 8.3 -->
  <config name="testVersion" value="8.1-8.3"/>

  <!-- Paths to check -->
  <file>.</file>

  <!-- Paths to ignore recursively -->
  <exclude-pattern>.vscode/**</exclude-pattern>
  <exclude-pattern>var/**</exclude-pattern>
  <exclude-pattern>vendor/**</exclude-pattern>
  <exclude-pattern>vendor-bin/**</exclude-pattern>

  <arg name="basepath" value="."/>
  <arg name="cache" value="var/cache/.phpcs.cache"/>
  <arg name="colors"/>
  <arg name="parallel" value="2"/>
  <arg name="report" value="full,summary,source"/>

  <!-- Show sniff error codes in all reports -->
  <arg value="s"/>

  <!-- Run against the PHPCompatibility ruleset -->
  <rule ref="PHPCompatibility"/>

  <!-- Include the whole PSR-12 standard -->
  <rule ref="PSR12">
    <!-- Let php-cs-fixer handle PER-CS: single_line_empty_body -->
    <exclude name="Squiz.Functions.MultiLineFunctionDeclaration.BraceOnSameLine"/>
    <exclude name="Squiz.WhiteSpace.ScopeClosingBrace.ContentBefore"/>
  </rule>

  <!-- Include some sniffs from other standards that don't conflict with PSR-12 -->
  <rule ref="SlevomatCodingStandard.Classes.RequireAbstractOrFinal.ClassNeitherAbstractNorFinal"/>
  <rule ref="SlevomatCodingStandard.Namespaces.UnusedUses.UnusedUse"/>
  <rule ref="SlevomatCodingStandard.TypeHints.DeclareStrictTypes">
    <properties>
      <property name="spacesCountAroundEqualsSign" value="0"/>
    </properties>
  </rule>
  <rule ref="Zend.NamingConventions.ValidVariableName.ContainsNumbers"/>
  <rule ref="Zend.NamingConventions.ValidVariableName.MemberVarContainsNumbers"/>
  <rule ref="Zend.NamingConventions.ValidVariableName.StringVarContainsNumbers"/>

  <!-- Lines can be 80 chars long, show errors at 120 chars -->
  <rule ref="Generic.Files.LineLength">
    <properties>
      <property name="lineLimit" value="80"/>
      <property name="absoluteLineLimit" value="120"/>
    </properties>
  </rule>
</ruleset>