mini.go
func (config *Config) SectionNames() []string {
	sectionNames := make([]string, 0, len(config.sections))
	for name := range config.sections {
		sectionNames = append(sectionNames, name)
	}

	if len(config.name) > 0 {
		sectionNames = append(sectionNames, config.name)
	}

	sort.Strings(sectionNames)

	return sectionNames
}
func (config *Config) SectionNames() []string {
	sectionNames := make([]string, 0, len(config.sections))
	for name := range config.sections {
		sectionNames = append(sectionNames, name)
	}

	if len(config.name) > 0 {
		sectionNames = append(sectionNames, config.name)
	}

	sort.Strings(sectionNames)

	return sectionNames
}
/*
SectionNames returns the names for each of the sections in a config structure. If the config was assigned
a name, that name is included in the list. If the name is not set, then only explicitely named sections are returned.
*/