cmdutil

func NewExchange ¶

func NewExchange(n types.ExchangeName) (types.Exchange, error)

NewExchange constructor exchange object from viper config.

func NewExchangeWithEnvVarPrefix ¶

func NewExchangeWithEnvVarPrefix(n types.ExchangeName, varPrefix string) (types.Exchange, error)

func PersistentFlags ¶

func PersistentFlags(flags *pflag.FlagSet)

PersistentFlags defines the flags for environments

func WaitForSignal ¶

func WaitForSignal(ctx context.Context, signals ...os.Signal) os.Signal