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package acme

import (
	"log"
	"os/exec"
	"strings"
)

type Hooker map[string]struct{}

func execHook(s string) error {
	cmd := strings.Fields(s)
	return exec.Command(cmd[0], cmd[1:]...).Run()
}

func NewHooker() Hooker {
	return make(Hooker)
}

func (h Hooker) Notice(cmd string) {
	h[cmd] = struct{}{}
}

func (h Hooker) Execute() {
	for cmd := range h {
		if err := execHook(cmd); err != nil {
			log.Println(cmd, err)
		}
	}
}