| ⇢ | A | ErrorHandler added | |
| ⇢ | A | AddErrorMiddleware added | |
| A | ↛ | ErrorHandler removed |
| ⇢ | A | ErrorHandler::handle() added | |
| ⇢ | A | ErrorHandler::addMiddleware() added | |
| ⇢ | A | ErrorHandler::__construct() added | |
| ⇢ | A | ErrorHandler::setMiddleware() added | |
| ⇢ | A | AddErrorMiddleware::handle() added | |
| ⇢ | A | Executor::createDefaultErrorHandler() added | |
| A | ↛ | ErrorHandler::handleError() removed | |
| A | ↛ | ErrorHandler::__construct() removed |