Method AttachOptions

cli/cliui/output.go:53–72

AttachOptions attaches the --output flag to the given command, and any additional flags required by the output formatters.

(opts *serpent.OptionSet)

// AttachOptions attaches the --output flag to the given command, and any
// additional flags required by the output formatters.
func (f *OutputFormatter) AttachOptions(opts *serpent.OptionSet) {
	for _, format := range f.formats {
		format.AttachOptions(opts)
	}

	formatNames := make([]string, 0, len(f.formats))
	for _, format := range f.formats {
		formatNames = append(formatNames, format.ID())
	}

	*opts = append(*opts,
		serpent.Option{
			Flag:          "output",
			FlagShorthand: "o",
			Default:       f.formats[0].ID(),
			Value:         serpent.EnumOf(&f.formatID, formatNames...),
			Description:   "Output format.",
		},
	)
}

// Format formats the given data using the format specified by the --output
// flag. If the flag is not set, the default format is used.