How does Magento\Setup\Module\Di\Compiler\Config\Chain\InterceptorSubstitution::resolvePreferences() work?

dmitry_fedyuk · October 14, 2017, 9:19am

Context: How does Magento\Setup\Module\Di\Compiler\Config\Chain\InterceptorSubstitution::modify() work?

magento/magento2/blob/2.2.0/setup/src/Magento/Setup/Module/Di/Compiler/Config/Chain/InterceptorSubstitution.php#L67-L82


/**
 * Resolves config preferences
 *
 * @param array $preferences
 * @param array $interceptors
 * @return array
 */
private function resolvePreferences(array $preferences, array $interceptors)
{
    foreach ($preferences as &$preference) {
        if (isset($interceptors[$preference])) {
            $preference = $interceptors[$preference];
        }
    }
    return $preferences;
}