phpcs.xml

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

    <file>autoload.php</file>
    <file>src</file>

    <exclude-pattern>*/tests/*</exclude-pattern>

    <arg name="basepath" value="."/>
    <arg name="colors"/>
    <arg name="parallel" value="75"/>
    <arg value="np"/>

    <rule ref="Internal.Tokenizer.Exception">
        <type>error</type>
    </rule>

    <rule ref="PEAR">
        <exclude name="PEAR.NamingConventions.ValidFunctionName"/>
        <exclude name="PEAR.NamingConventions.ValidVariableName"/>
        <exclude name="PEAR.Commenting.ClassComment"/>
        <exclude name="PEAR.Commenting.FileComment.MissingCategoryTag"/>
        <exclude name="PEAR.Commenting.FileComment.MissingPackageTag"/>
        <exclude name="PEAR.Commenting.FileComment.MissingLinkTag"/>
        <exclude name="PEAR.Commenting.FileComment.MissingVersion"/>
        <exclude name="PEAR.Commenting.InlineComment"/>
        <exclude name="PEAR.ControlStructures.MultiLineCondition"/>
        <exclude name="PEAR.WhiteSpace.ScopeIndent.IncorrectExact"/>
    </rule>

    <rule ref="PSR2.Classes.PropertyDeclaration"/>
    <rule ref="PSR2.Methods.MethodDeclaration"/>
    <rule ref="PSR2.Files.EndFileNewline"/>
    <rule ref="PSR12.Files.OpenTag"/>

    <!-- Only one argument per line in multi-line function calls -->
    <rule ref="PEAR.Functions.FunctionCallSignature">
        <properties>
            <property name="allowMultipleArguments" value="false"/>
        </properties>
    </rule>

    <!-- Private methods MUST not be prefixed with an underscore -->
    <rule ref="PSR2.Methods.MethodDeclaration.Underscore">
        <type>error</type>
    </rule>

    <!-- Private properties MUST not be prefixed with an underscore -->
    <rule ref="PSR2.Classes.PropertyDeclaration.Underscore">
        <type>error</type>
    </rule>

</ruleset>