Does anyone know if there's a way to make nano support auto-complete and auto-bracket closing?
As of at least Nano 2.9.8, autocompletion is supported.
C-]) will check for words beginning with the current prefix in the current buffer and grab the first one. Pressing
^] multiple times will cycle through the available matches. Regardless of how many times
^] is pressed consecutively,
M-u) will undo all of them as a unit.