postage: add event listener (#1099)

ethersphere · Jan 15, 2021 · deae8f4 · deae8f4
1 parent db51797
commit deae8f4
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diff --git a/pkg/postage/interface.go b/pkg/postage/interface.go
@@ -28,5 +28,5 @@ type Storer interface {
 
 // Listener provides a blockchain event iterator.
 type Listener interface {
-	Listen(from uint64, updater EventUpdater) error
+	Listen(from uint64, updater EventUpdater)
 }