.phpcs.xml

<?xml version="1.0"?>
<ruleset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" name="phproject" xsi:noNamespaceSchemaLocation="./vendor/squizlabs/php_codesniffer/phpcs.xsd">
    <!-- Check app code -->
    <file>app/</file>

    <!-- Allow warnings in CI -->
    <config name="ignore_warnings_on_exit" value="1"/>

    <!-- Include modified PSR-12 standard -->
    <rule ref="PSR12">
        <!-- Backwards compatibilty exceptions -->
        <exclude name="PSR1.Classes.ClassDeclaration.MissingNamespace"/>
        <exclude name="PSR1.Methods.CamelCapsMethodName.NotCamelCaps"/>
        <exclude name="PSR2.Methods.MethodDeclaration.Underscore"/>
    </rule>

    <!-- Ban some functions -->
    <rule ref="Generic.PHP.DeprecatedFunctions"/>
    <rule ref="Generic.PHP.ForbiddenFunctions">
        <properties>
            <property name="forbiddenFunctions" type="array">
                <element key="sizeof" value="count"/>
                <element key="delete" value="unset"/>
                <element key="print" value="echo"/>
                <element key="is_null" value="null"/>
                <element key="create_function" value="null"/>
            </property>
        </properties>
    </rule>
</ruleset>