Yesterday I had issue with setup vagrant. Vagrant config was created by devops. This is part of
@ is a reserved character in YAML, it is only so as a directive indicator (scroll a bit up from the example). Which means that it has to come at the beginning of a scalar (and you can quote the scalar if it starts with
In your example the
@ is not special for YAML, and the key
trinidad@ is handed to vagrant as is and, if at all, interpreted there (I have not found any documentation that shows it is).