You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: stanza.go
    path of file: ./repos/juju/network/debinterfaces
    
    the code of the file until where you have to start completion: // Copyright 2016 Canonical Ltd.
// Licensed under the AGPLv3, see LICENCE file for details.

package debinterfaces

var _ Stanza = (*stanza)(nil)

// stanza implement
    
func definitionWithOptions(definition string, options []string) []string {
	result := make([]string, 1+len(options))
	result[0] = definition
	for i := range options {
		result[i+1] = options[i]
	}
	return result
}