commander.go

package main

import (
	"fmt"
	"io/ioutil"
	"log"
	"os"
	"strings"
)

func main() {
	args := os.Args[1:]
	if len(args) == 0 {
		log.Fatal("argument is needed")
	}

	file, err := ioutil.ReadFile(args[0])
	if err != nil {
		log.Fatal(err)
	}

	commands := strings.Split(string(file), "\n")
	for _, command := range commands {
		cmd := strings.Split(command, " ")
		switch cmd[0] {
		case "makan":
			makan(cmd[1])
		case "mandi":
			mandi(cmd[1], cmd[2])
		}
	}
}

func makan(args string) {
	fmt.Println("Makan ", args)
}

func mandi(kapan, dimana string) {
	fmt.Println("Mandi ", kapan, " di ", dimana)
}