core, light: send chain events using event.Feed (#14865)

2017-08-18 18:58:36 +08:00
parent a4da8416ee
commit bf1e263128
37 changed files with 786 additions and 372 deletions
--- a/eth/filters/filter.go
+++ b/eth/filters/filter.go
@ -34,6 +34,10 @@ type Backend interface {
 	EventMux() *event.TypeMux
 	HeaderByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*types.Header, error)
 	GetReceipts(ctx context.Context, blockHash common.Hash) (types.Receipts, error)
+	SubscribeTxPreEvent(chan<- core.TxPreEvent) event.Subscription
+	SubscribeChainEvent(ch chan<- core.ChainEvent) event.Subscription
+	SubscribeRemovedLogsEvent(ch chan<- core.RemovedLogsEvent) event.Subscription
+	SubscribeLogsEvent(ch chan<- []*types.Log) event.Subscription
 }

 // Filter can be used to retrieve and filter logs.