phpcs.xml

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

	<description>The Coding standard for the WordPress Coding Standards itself.</description>

	<!-- Set the memory limit to 256M.
		 For most standard PHP configurations, this means the memory limit will temporarily be raised.
		 Ref: https://github.com/squizlabs/PHP_CodeSniffer/wiki/Advanced-Usage#specifying-phpini-settings
	-->
	<ini name="memory_limit" value="256M" />

	<!-- Strip the filepaths in reports down to the relevant bit. -->
	<arg name="basepath" value="./" />

	<!-- Check up to 8 files simultaneously. -->
	<arg name="parallel" value="8" />

	<!-- Show progress, show the error codes for each message (source). -->
	<arg value="ps" />

	<file>.</file>

	<!-- Configs -->
	<config name="minimum_supported_wp_version" value="6.0" />
	<config name="testVersion" value="7.4-" />
	<arg name="extensions" value="php" />
	<arg name="tab-width" value="4" />
	<arg value="sp" />
	<arg name="extensions" value="php" />
	<arg name="standard" value="WordPress" />

	<!-- exclude folders -->
	<exclude-pattern>.github/*</exclude-pattern>
	<exclude-pattern>.idea/*</exclude-pattern>
	<exclude-pattern>vendor/*</exclude-pattern>
	<exclude-pattern>vendor-src/*</exclude-pattern>
	<exclude-pattern>node_modues/*</exclude-pattern>
	<exclude-pattern>assets/*</exclude-pattern>
	<!-- ... -->

	<rule ref="PHPCompatibility" />

	<rule ref="WordPress.Security">
		<exclude name="WordPress.Files.FileName" />
	</rule>

	<!-- Covers rule: Use lowercase letters in variable, action/filter, and function names.
		 Separate words via underscores. -->
	<rule ref="WordPress.NamingConventions.ValidFunctionName" />
	<rule ref="WordPress.NamingConventions.ValidHookName" />
	<rule ref="WordPress.NamingConventions.ValidVariableName" />

	<rule ref="PSR2.Methods.FunctionClosingBrace" />

	<!-- Encourage use of wp_safe_redirect() to avoid open redirect vulnerabilities.
		 https://github.com/WordPress/WordPress-Coding-Standards/pull/1264 -->
	<rule ref="WordPress.Security.SafeRedirect" />
	<!--
	#############################################################################
	Handbook: PHP - Formatting SQL statements.
	Ref:
	https://make.wordpress.org/core/handbook/best-practices/coding-standards/php/#formatting-sql-statements
	#############################################################################
	-->

	<!-- Rule: in $wpdb->prepare - %s is used for string placeholders and %d is used for integer
		 placeholders. Note that they are not 'quoted'! -->
	<rule ref="WordPress.DB.PreparedSQLPlaceholders" />
	<!-- <rule ref="WordPress.DB.DirectDatabaseQuery" /> -->

	<!-- Covers rule:  $wpdb->prepare()... The benefit of this is that we don't have to remember
		 to manually use esc_sql(), and also that it is easy to see at a glance whether something
		 has been escaped or not, because it happens right when the query happens. -->
	<rule ref="WordPress.DB.PreparedSQL" />

	<rule ref="WordPress.DB.RestrictedFunctions" />
	<rule ref="WordPress.DB.RestrictedClasses" />
	<rule ref="WordPress.Arrays.MultipleStatementAlignment">
		<properties>
			<property name="ignoreNewlines" value="false"/>
		</properties>
	</rule>
	<!-- Allow short array syntax -->
	<rule ref="Generic.Arrays.DisallowShortArraySyntax.Found">
		<severity>0</severity>
	</rule>
	<rule ref="Generic.WhiteSpace.DisallowTabIndent"/>
	<rule ref="Generic.WhiteSpace.ScopeIndent"/>
	<rule ref="Generic.Arrays.DisallowLongArraySyntax.Found" />
	<rule ref="Generic.Arrays.ArrayIndent" />
	<rule ref="Generic.Formatting.MultipleStatementAlignment" />
	<rule ref="Generic.Formatting.SpaceAfterCast" />
	<rule ref="Generic.Formatting.SpaceAfterNot" />
	<rule ref="Generic.WhiteSpace.ArbitraryParenthesesSpacing">
		<properties>
			<property name="spacing" value="1" />
		</properties>
	</rule>
	<rule ref="PEAR.Functions.FunctionCallSignature">
		<properties>
			<property name="requiredSpacesAfterOpen" value="1" />
			<property name="requiredSpacesBeforeClose" value="1" />
		</properties>
	</rule>
	<!-- <rule ref="PEAR.Functions.FunctionDeclaration"/> -->
	<rule ref="PSR2.ControlStructures.ControlStructureSpacing">
		<properties>
			<property name="requiredSpacesAfterOpen" value="1" />
			<property name="requiredSpacesBeforeClose" value="1" />
		</properties>
	</rule>
	<rule ref="Squiz.ControlStructures.ForEachLoopDeclaration">
		<properties>
			<property name="requiredSpacesAfterOpen" value="1" />
			<property name="requiredSpacesBeforeClose" value="1" />
		</properties>
	</rule>
	<rule ref="Squiz.ControlStructures.ForLoopDeclaration">
		<properties>
			<property name="requiredSpacesAfterOpen" value="1" />
			<property name="requiredSpacesBeforeClose" value="1" />
		</properties>
	</rule>
	<rule ref="Squiz.Functions.FunctionDeclarationArgumentSpacing">
		<properties>
			<property name="equalsSpacing" value="1" />
			<property name="requiredSpacesAfterOpen" value="1" />
			<property name="requiredSpacesBeforeClose" value="1" />
		</properties>
	</rule>
	<rule ref="Squiz.Strings.ConcatenationSpacing">
		<properties>
			<property name="spacing" value="1" />
		</properties>
	</rule>
	<rule ref="PSR12.Operators.OperatorSpacing"></rule>
	<rule ref="Generic.Functions.OpeningFunctionBraceKernighanRitchie" />
	<rule ref="Squiz.ControlStructures.ControlSignature"></rule>
	<rule ref="Squiz.WhiteSpace.FunctionSpacing">
		<properties>
			<property name="spacing" value="1" />
			<property name="spacingBeforeFirst" value="0" />
			<property name="spacingAfterLast" value="0" />
		</properties>
	</rule>
	<rule ref="Squiz.WhiteSpace.MemberVarSpacing">
		<properties>
			<property name="spacing" value="1" />
			<property name="spacingBeforeFirst" value="0" />
		</properties>
	</rule>
</ruleset>