GOPATH and GOROOT

go has some unique concepts, one of them is a system-wide (user-wide) central go directory where things “happen” (e.g. modules being downloaded, etc.). For example, if you perform hugo mod get you essentially perform go mod get, which then downloads required modules … into your $GOPATH. Or $GOROOT/something, I really don’t quite get it, and I don’t care unless it stops working. Which it did.

You often read “Just look into $GOPATH and see if it’s there”. Unfortunately I never set the value so there is no environment variable. The default of $HOME/go does not exist on my mac. Now what?

Thanks to 0x434d53 I now know to do this, which prints the values used by go:

go env