phpcs.xml

<?xml version="1.0"?>
<ruleset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         name="Calvert PHP DnD Errors"
         xsi:noNamespaceSchemaLocation="https://raw.githubusercontent.com/squizlabs/PHP_CodeSniffer/master/phpcs.xsd">

    <description>PHP CodeSniffer configuration for PHP DnD Errors</description>

    <!-- Directories to check -->
    <file>src</file>
    <file>demo.php</file>

    <!-- Exclude vendor directory -->
    <exclude-pattern>*/vendor/*</exclude-pattern>
    <exclude-pattern>*/tests/*</exclude-pattern>

    <!-- Use PSR-12 standard -->
    <rule ref="PSR12"/>

    <!-- Show progress -->
    <arg value="p"/>
    <arg name="colors"/>
    <arg name="extensions" value="php"/>

    <!-- Show warnings as well as errors -->
    <arg name="warning-severity" value="0"/>

    <!-- Allow Windows line endings during development -->
    <!-- Note: For production/library code, Unix line endings (\n) are recommended -->
    <!-- You can auto-fix line endings with: composer phpcbf -->
</ruleset>