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package config
import (
"strings"
"github.com/pkg/errors"
)
func validateCommand(cmd string) error {
tokens := strings.Split(cmd, " ")
switch tokens[0] {
case "cp":
if len(tokens) != 3 {
return errors.New("cp command takes exactly two arguments")
}
case "exec":
if len(tokens) <= 1 {
return errors.New("exec command needs arguments")
}
case "mkdir":
if len(tokens) != 2 {
return errors.New("mkdir command takes exactly one argument")
}
case "wait":
if len(tokens) != 1 {
return errors.New("wait command takes no arguments")
}
default:
return errors.New("Invalid command : " + tokens[0])
}
return nil
}
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