micro/registry/watcher.go
2015-12-05 02:05:06 +00:00

17 lines
348 B
Go

package registry
// Watcher is an interface that returns updates
// about services within the registry.
type Watcher interface {
// Next is a blocking call
Next() (*Result, error)
Stop()
}
// Result is returned by a call to Next on
// the watcher. Actions can be create, update, delete
type Result struct {
Action string
Service *Service
}