INNER CODE UNIT · Go

getFlagRune

shenwei356/rush · cobra_helper.go:136

func getFlagRune(cmd *cobra.Command, flag string) rune {
	value, err := cmd.Flags().GetString(flag)
	checkError(err)
	if len(value) > 1 {
		checkError(fmt.Errorf("value of flag --%s should has length of 1", flag))
	}
	var v rune
	for _, r := range value {
		v = r
		break
	}
	return v
}

func getFlagFloat64(cmd *cobra.Command, flag string) float64 {
	value, err := cmd.Flags().GetFloat64(flag)
	checkError(err)
	return value

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