config

type Config interface {
	// Values provide the reader.Values interface
	reader.Values
	// Init the config
	Init(opts ...Option) error
	// Options in the config
	Options() Options
	// Close stop the config loader/watcher
	Close() error
	// Load config sources
	Load(source ...source.Source) error
	// Sync force a source changeset sync
	Sync() error
	// Watch a value for changes
	Watch(path ...string) (Watcher, error)
}

type Option func(o *Options)

type Options struct {
	Loader loader.Loader
	Reader reader.Reader
	Source []source.Source

	// for alternative data
	Context context.Context
}

type Watcher interface {
	Next() (reader.Value, error)
	Stop() error
}