package config

import (
	"errors"

	"github.com/spf13/pflag"
)

// Flags contains command-line options accepted by est.
type Flags struct {
	ConfigPath string
}

// ParseFlags parses est command-line flags.
func ParseFlags() (*Flags, error) {
	configPath := pflag.StringP("config", "c", "./config.toml", "toml config path")
	pflag.Parse()
	if configPath == nil {
		return nil, errors.New("no config path")
	}
	return &Flags{ConfigPath: *configPath}, nil
}