$ uname -a
Darwin MacBook-Air-5.local 17.6.0 Darwin Kernel Version 17.6.0: Tue May 8 15:22:16 PDT 2018; root:xnu-4570.61.1~1/RELEASE_X86_64 x86_64
$ go version
go version go1.10 darwin/amd64
go get neugram.io/ng
which ng
/Users/yves/bin/ng
$ cat web.ng
#!/Users/yves/bin/ng
// Start a web server to serve files.
import "net/http"
pwd := $$ echo $PWD $$
h := http.FileServer(http.Dir(pwd))
http.ListenAndServe(":8080", h)