src/Configuration.js
function instantiateDrivers(config, defaultDriverInstance) {
    config.actionConfigs.forEach(action => {
            action.driverInstance=action.driver?action.driver():defaultDriverInstance;
    });
    return config;
}
function instantiateDrivers(config, defaultDriverInstance) {
    config.actionConfigs.forEach(action => {
            action.driverInstance=action.driver?action.driver():defaultDriverInstance;
    });
    return config;
}
function instantiateDrivers ( config , defaultDriverInstance ) { config . actionConfigs . forEach ( action => { action . driverInstance = action . driver ? action . driver ( ) : defaultDriverInstance ; } ) ; return config ; }
Instantiate the driver for each configuration. If no driver has been specified,
this will provide the config with a default driver.

The default driver is usually a null driver - which has no impact.
Instantiate the driver for each configuration . If no driver has been specified this will provide the config with a default driver .