app

type Command interface {
	Prepare() error
	Run() error
	Cmd() string
	Help() string
}

type CommandFactory interface {
	Make(string, Context) (Command, error)
}

type Context struct {
	// Set in main.go or by wrapper
	In        io.Reader // where to read user input (default: stdin)
	Out       io.Writer // where to print output (default: stdout)
	Hooks     Hooks     // for integration with other code
	Factories Factories // for integration with other code

	// Set automatically in spinc.Run()
	Options  config.Options // command line options (--addr, etc.)
	Command  config.Command // command and args, if any ("start <request>", etc.)
	RMClient rm.Client      // Request Manager client
	Nargs    int            // number of positional args including command
}

type Factories struct {
	HTTPClient HTTPClientFactory
	Command    CommandFactory
}

type HTTPClientFactory interface {
	Make(Context) (*http.Client, error)
}

type Hooks struct {
	AfterParseOptions func(*config.Options)
	CommandRunResult  func(interface{}, error)
}