How to define an alias in fish shell?

Question

I would like to define some aliases in fish. Apparently it should be possible to define them in

~/.config/fish/functions

but they don\'t g

Answer 1

If you add an abbr instead of an alias you'll get better auto-complete. In fish abbr more closely matches the behavior of a bash alias.

abbr -a gco git checkout

Will -add a new abbreviation gco that expands to git checkout.

Here's a video demo of the resulting auto-complete features