func()

in ucfg.go [205:243]

• 34 lines of code
• 8 McCabe index (conditional complexity)

func (c *Config) FlattenedKeys(opts ...Option) []string {
	var keys []string
	normalizedOptions := makeOptions(opts)

	if normalizedOptions.pathSep == "" {
		normalizedOptions.pathSep = "."
	}

	if c.IsDict() {
		for _, v := range c.fields.dict() {

			subcfg, err := v.toConfig(normalizedOptions)
			if err != nil {
				ctx := v.Context()
				p := ctx.path(normalizedOptions.pathSep)
				keys = append(keys, p)
			} else {
				newKeys := subcfg.FlattenedKeys(opts...)
				keys = append(keys, newKeys...)
			}
		}
	} else if c.IsArray() {
		for _, a := range c.fields.array() {
			scfg, err := a.toConfig(normalizedOptions)

			if err != nil {
				ctx := a.Context()
				p := ctx.path(normalizedOptions.pathSep)
				keys = append(keys, p)
			} else {
				newKeys := scfg.FlattenedKeys(opts...)
				keys = append(keys, newKeys...)
			}
		}
	}

	sort.Strings(keys)
	return keys
}