A base error collection to allow for individual inspections and system validations.
Add jaeger-app/errors as a requirement to your composer.json:
$ composer require jaeger-app/errorsuse JaegerApp\Errors
$errors = new Errors;
$errors->setError('error_key_1', 'error_lang_key');
$errors->setError('error_key_2', 'another_error_lang_key');
$system_errors = $errors->getErrors();