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Edit File: Whip_Configuration.php
<?php /** * WHIP libary file. * * @package Yoast\WHIP */ /** * Class Whip_Configuration. */ class Whip_Configuration { /** * The configuration to use. * * @var array */ private $configuration; /** * Whip_Configuration constructor. * * @param array $configuration The configuration to use. * * @throws Whip_InvalidType When the $configuration parameter is not of the expected type. */ public function __construct( $configuration = array() ) { if ( ! is_array( $configuration ) ) { throw new Whip_InvalidType( 'Configuration', $configuration, 'array' ); } $this->configuration = $configuration; } /** * Retrieves the configured version of a particular requirement. * * @param Whip_Requirement $requirement The requirement to check. * * @return string|int The version of the passed requirement that was detected as a string. * If the requirement does not exist, this returns int -1. */ public function configuredVersion( Whip_Requirement $requirement ) { if ( ! $this->hasRequirementConfigured( $requirement ) ) { return -1; } return $this->configuration[ $requirement->component() ]; } /** * Determines whether the passed requirement is present in the configuration. * * @param Whip_Requirement $requirement The requirement to check. * * @return bool Whether or not the requirement is present in the configuration. */ public function hasRequirementConfigured( Whip_Requirement $requirement ) { return array_key_exists( $requirement->component(), $this->configuration ); } }