cmd

type CommandOpts struct {
	Stdout    io.Writer
	Stderr    io.Writer
	Dir       string
	EnvAppend []string
}

type CommandRunner interface {
	RunWithOptions(opts CommandOpts, name string, arg ...string) error
	Run(name string, arg ...string) error
	StartWithStdoutPipe(opts CommandOpts, name string, arg ...string) (io.ReadCloser, error)
	Wait() error
}