serve.bash

#!/usr/bin/env bash
# Usage: dh serve path/to/serve
# Summary: Serve a directory on port 8080

tmpfile="/tmp/serve.$$.go"

dir=`greadlink -f $1`
if [ ! -d "$dir" ]; then
    exec dh help serve
fi

cat <<EOF >$tmpfile
package main

import (
    "net/http"
    "log"
)

func main() {
    log.Printf("Serving %s on :8080", "$dir")
    err := http.ListenAndServe(":8080", http.FileServer(http.Dir("$dir")))
    if err != nil {
        log.Fatalf("failed serving: %s", err)
    }
}
EOF

go run $tmpfile