values

var (
	FlagKeys = []string{
		FlagKeyExpression,
		FlagKeyGenerate,
		FlagKeyName,
		FlagKeyOut,
		FlagKeyPackage,
		FlagKeyIgnoreDotfiles,
		FlagKeyExcludeEmptyDir,
	}
	FlagReaderMap = map[string]FlagReader{
		FlagKeyExpression: func(c *cli.Context) string {
			es := c.StringSlice(FlagKeyExpression)
			var buf bytes.Buffer
			for _, e := range es {
				if _, err := buf.WriteString(fmt.Sprintf("-%s %s", "e", e)); err != nil {
					return ""
				}
			}
			return buf.String()
		},
		FlagKeyGenerate: func(c *cli.Context) string {
			if c.Bool(FlagKeyGenerate) {
				return "-g"
			}
			return ""
		},
		FlagKeyIgnoreDotfiles: func(c *cli.Context) string {
			if c.Bool(FlagKeyIgnoreDotfiles) {
				return "--ignore-dotfiles"
			}
			return ""
		},
		FlagKeyExcludeEmptyDir: func(c *cli.Context) string {
			if c.Bool(FlagKeyExcludeEmptyDir) {
				return "--exclude-empty-dir"
			}
			return ""
		},
		FlagKeyName: func(c *cli.Context) string { return fmt.Sprintf("-%s %s", "n", c.String(FlagKeyName)) },
		FlagKeyOut: func(c *cli.Context) string {
			path := c.String(FlagKeyOut)
			bn := filepath.Base(path)
			return fmt.Sprintf("-%s %s", "o", bn)
		},
		FlagKeyPackage: func(c *cli.Context) string { return fmt.Sprintf("-%s %s", "p", c.String(FlagKeyPackage)) },
	}
	FlagDefs = []cli.Flag{
		cli.StringSliceFlag{
			Name:  "expression, e",
			Usage: "Regular expressions you want files to contain",
		},
		cli.BoolFlag{
			Name:  "generate, g",
			Usage: "If set, generate go:generate line to outputfile",
		},
		cli.BoolFlag{
			Name:  FlagKeyIgnoreDotfiles,
			Usage: "If set, ignore dotfiles(i.e. '.gitkeep') ",
		},
		cli.BoolFlag{
			Name:  FlagKeyExcludeEmptyDir,
			Usage: "If set, ignore empty directories",
		},
		cli.StringFlag{
			Name:  "name, n",
			Value: "Assets",
			Usage: "Variable name for output assets",
		},
		cli.StringFlag{
			Name:  "out, o",
			Usage: "Output file name, result will be displaed to standard-out when it's skipped",
		},
		cli.StringFlag{
			Name:  "package, p",
			Value: "main",
			Usage: "Package name for output",
		},
	}
)