wishthis/vendor/wp-coding-standards/wpcs/WordPress/Helpers/RulesetPropertyHelper.php
2023-09-20 13:52:46 +02:00

73 lines
2.5 KiB
PHP

<?php
/**
* WordPress Coding Standard.
*
* @package WPCS\WordPressCodingStandards
* @link https://github.com/WordPress/WordPress-Coding-Standards
* @license https://opensource.org/licenses/MIT MIT
*/
namespace WordPressCS\WordPress\Helpers;
/**
* Helper utilities for working with user provided property values.
*
* ---------------------------------------------------------------------------------------------
* This class is only intended for internal use by WordPressCS and is not part of the public API.
* This also means that it has no promise of backward compatibility. Use at your own risk.
* ---------------------------------------------------------------------------------------------
*
* @internal
*
* @since 3.0.0 The method in this class was previously contained in the
* `WordPressCS\WordPress\Sniff` class and has been moved here.
*/
final class RulesetPropertyHelper {
/**
* Merge a pre-set array with a ruleset provided array.
*
* - By default flips custom lists to allow for using `isset()` instead
* of `in_array()`.
* - When `$flip` is true:
* * Presumes the base array is in a `'value' => true` format.
* * Any custom items will be given the value `false` to be able to
* distinguish them from pre-set (base array) values.
* * Will filter previously added custom items out from the base array
* before merging/returning to allow for resetting to the base array.
*
* {@internal Function is static as it doesn't use any of the properties or others
* methods anyway.}
*
* @since 0.11.0
* @since 2.0.0 No longer supports custom array properties which were incorrectly
* passed as a string.
* @since 3.0.0 Moved from the Sniff class to this class.
*
* @param array $custom Custom list as provided via a ruleset.
* @param array $base Optional. Base list. Defaults to an empty array.
* Expects `value => true` format when `$flip` is true.
* @param bool $flip Optional. Whether or not to flip the custom list.
* Defaults to true.
* @return array
*/
public static function merge_custom_array( $custom, array $base = array(), $flip = true ) {
if ( true === $flip ) {
$base = array_filter( $base );
}
if ( empty( $custom ) || ! \is_array( $custom ) ) {
return $base;
}
if ( true === $flip ) {
$custom = array_fill_keys( $custom, false );
}
if ( empty( $base ) ) {
return $custom;
}
return array_merge( $base, $custom );
}
}