How does Magento\Setup\Module\Di\Compiler\Config\Chain\BackslashTrim::resolveArguments() work?

dmitry_fedyuk · October 14, 2017, 12:30am

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

magento/magento2/blob/2.2.0/setup/src/Magento/Setup/Module/Di/Compiler/Config/Chain/BackslashTrim.php#L47-L70


/**
 * Resolves instances arguments
 *
 * @param array $argument
 * @return array
 */
private function resolveArguments(&$argument)
{
    if (!is_array($argument)) {
        return;
    }


    foreach ($argument as $key => &$value) {
        if (in_array($key, ['_i_', '_ins_'], true)) {
            $value = ltrim($value, '\\');
            continue;
        }


        if (is_array($value)) {
            $this->resolveArguments($value);
        }
    }
    return;
}

How does Magento\Setup\Module\Di\Compiler\Config\Chain\BackslashTrim::resolveArguments() work?

Before:

After: