Add watcher comments

This commit is contained in:
Asim 2015-12-05 02:05:06 +00:00
parent 0b08f15010
commit 011a3dc9e3

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@ -1,10 +1,15 @@
package registry package registry
// Watcher is an interface that returns updates
// about services within the registry.
type Watcher interface { type Watcher interface {
// Next is a blocking call
Next() (*Result, error) Next() (*Result, error)
Stop() Stop()
} }
// Result is returned by a call to Next on
// the watcher. Actions can be create, update, delete
type Result struct { type Result struct {
Action string Action string
Service *Service Service *Service