src/Core/Configure.php
protected static function getEngine($config)
    {
        if (!isset(static::$engines[$config])) {
            if ($config !== 'default') {
                return false;
            }
            static::config($config, new PhpConfig());
        }

        return static::$engines[$config];
    }
protected static function getEngine($config)
    {
        if (!isset(static::$engines[$config])) {
            if ($config !== 'default') {
                return false;
            }
            static::config($config, new PhpConfig());
        }

        return static::$engines[$config];
    }
Get the configured engine. Internally used by `Configure::load()` and `Configure::dump()`
Will create new PhpConfig for default if not configured yet.

@param string $config The name of the configured adapter

@return \Skinny\Core\Configure\ConfigEngineInterface|false Engine instance or false.