main.go

package main

import (
	"html/template"
	"io"
	"net/http"

	"github.com/tdewolff/minify"
	"github.com/tdewolff/minify/html"
)

var (
	m = minify.New()
	t = template.Must(template.ParseFiles("index.tmpl"))
)

func main() {
	m.AddFunc("text/html", html.Minify)

	http.HandleFunc("/", indexHandler)
	http.ListenAndServe(":8080", nil)
}

func indexHandler(w http.ResponseWriter, r *http.Request) {
	pr, pw := io.Pipe()
	go func() {
		pw.CloseWithError(t.Execute(pw, nil))
	}()
	m.Minify("text/html", w, pr)
}