phpcs.xml

<?xml version="1.0"?>
<ruleset name="Project standard">
  <description>Project PHPCS rules (PSR-12 compliant, not Moodle).</description>

  <!-- What to scan -->
  <file>src</file>
  <file>tests</file>

  <!-- Typical exclusions -->
  <exclude-pattern>vendor/*</exclude-pattern>
  <exclude-pattern>node_modules/*</exclude-pattern>
  <exclude-pattern>build/*</exclude-pattern>

  <!-- Base standard -->
  <rule ref="PSR12"/>

  <!-- Imports / namespaces hygiene -->
  <rule ref="SlevomatCodingStandard.Namespaces.ReferenceUsedNamesOnly"/>
  <rule ref="SlevomatCodingStandard.Namespaces.UnusedUses"/>
  <rule ref="SlevomatCodingStandard.Namespaces.AlphabeticallySortedUses"/>

  <!-- Variables: camelCase -->
  <rule ref="Squiz.NamingConventions.ValidVariableName">
    <properties>
      <property name="memberVarFormat" value="camelCase"/>
      <property name="localVarFormat" value="camelCase"/>
      <property name="privateMemberVarFormat" value="camelCase"/>
      <property name="publicMemberVarFormat" value="camelCase"/>
      <property name="protectedMemberVarFormat" value="camelCase"/>
    </properties>
  </rule>

  <!-- Functions & methods: camelCase (strict, applies to both functions and methods) -->
  <rule ref="SlevomatCodingStandard.NamingConventions.CamelCapsFunctionName"/>

  <!-- Indentation: 4 spaces, no tabs -->
  <rule ref="Generic.WhiteSpace.ScopeIndent">
    <properties>
      <property name="indent" value="4"/>
      <property name="tabIndent" value="false"/>
    </properties>
  </rule>
  <rule ref="Generic.WhiteSpace.DisallowTabIndent"/>

  <!-- Disallow trailing whitespace at end of lines -->
  <rule ref="Generic.WhiteSpace.DisallowTrailingWhitespace"/>

</ruleset>