command

type Command struct {
	// Sub is map of sub commands of the current command
	// The key refer to the sub command name, and the value is it's
	// Command descriptive struct.
	Sub Commands

	// Flags is a map of flags that the command accepts.
	// The key is the flag name, and the value is it's predictions.
	Flags Flags

	// GlobalFlags is a map of flags that the command accepts.
	// Global flags that can appear also after a sub command.
	GlobalFlags Flags

	// args.Args are extra arguments that the command accepts, those who are
	// given without any flag before.
	Args predict.Predictor
}

type Commands map[string]Command

type Flags map[string]predict.Predictor