ruleset.xml

<!-- https://github.com/yiisoft/yii2-coding-standards/blob/master/Yii2/ruleset.xml -->
<?xml version="1.0" encoding="UTF-8"?>
<ruleset name="Yii2">
    <description>Yii 2 Web Application Framework Coding Standard</description>
    <rule ref="PSR2">
        <!-- Property names MUST start with an initial underscore if they are private. -->
        <exclude name="PSR2.Classes.PropertyDeclaration.Underscore"/>

        <!-- Opening parenthesis of a multi-line function call must be the last content on the line. -->
        <!-- Closing parenthesis of a multi-line function call must be on a line by itself. -->
        <!-- Only one argument is allowed per line in a multi-line function call. -->
        <exclude name="PEAR.Functions.FunctionCallSignature"/>

        <!-- We don't have line length (line width) limits. -->
        <exclude name="Generic.Files.LineLength"/>

        <!-- CASE keyword must be indented 4 spaces from SWITCH keyword. -->
        <exclude name="PSR2.ControlStructures.SwitchDeclaration"/>
    </rule>

    <!-- Property declaration rules. -->
    <!-- TODO: -->

    <!-- Function call signature. -->
    <!-- TODO: -->

    <!-- Switch declaration. -->
    <!-- TODO: -->

    <!-- ... other Yii2 specific rules. -->
    <rule ref="Generic.Arrays.DisallowLongArraySyntax"/>

    <!-- If string doesn't contain variables or single quotes, use single quotes. -->
    <rule ref="Squiz.Strings.DoubleQuoteUsage.ContainsVar">
        <!-- Not check variable substitution -->
        <severity>0</severity>
    </rule>

    <!-- Ignore for migrations. -->
    <!-- Ignore missing namespace for migrations -->
    <rule ref="PSR1.Classes.ClassDeclaration.MissingNamespace">
        <exclude-pattern>m\d{6}_\d{6}_.+\.php$</exclude-pattern>
    </rule>
    <!-- Ignore camel caps format for class name of migrations -->
    <rule ref="Squiz.Classes.ValidClassName.NotCamelCaps">
        <exclude-pattern>m\d{6}_\d{6}_.+\.php$</exclude-pattern>
    </rule>

    <!-- Ignore for tests. -->
    <!-- Ignore method name prefixed with underscore to indicate visibility -->
    <rule ref="PSR2.Methods.MethodDeclaration.Underscore">
        <exclude-pattern>tests?/*(Cest|Test).php$</exclude-pattern>
    </rule>
    <!-- Ignore declare new symbols and execute logic with side effects same file -->
    <rule ref="PSR1.Files.SideEffects.FoundWithSymbols">
        <exclude-pattern>/tests?*/_bootstrap.php$</exclude-pattern>
        <exclude-pattern>/web/(index|index-test).php$</exclude-pattern>
    </rule>

    <exclude-pattern>*/i18n/data/*</exclude-pattern>
    <exclude-pattern>*/views/errorHandler/*</exclude-pattern>
    <exclude-pattern>*/requirements/*</exclude-pattern>

    <exclude-pattern>ProfileTarget.php</exclude-pattern>
</ruleset>