provide a ngfmt command like gofmt

[sbinet]

we should probably have the equivalent of gofmt for ng scripts. (ngfmt ?)

[crawshaw]

Yes, we need a printer package. My hope is the format package can do a big chunk of the work. One of the big missing pieces is having the parser record comments in the AST.

[mvdan]

You could even format the shell code, if that would be useful: https://godoc.org/mvdan.cc/sh/syntax#Printer