avoid nil snapshot

chrislusf · chrislusf · commit 47c7317eab4c · 2021-01-03T13:32:51.000-08:00
diff --git a/peer.go b/peer.go
@@ -180,7 +180,7 @@ func (p *Peer) flush() {
 
 	if entries != nil {
 		p.sendAppendEntriesRequest(newAppendEntriesRequest(term, prevLogIndex, prevLogTerm, p.server.log.CommitIndex(), p.server.name, entries))
-	} else {
+	} else if p.server.snapshot != nil {
 		p.sendSnapshotRequest(newSnapshotRequest(p.server.name, p.server.snapshot))
 	}
 }

Original file line number	Diff line number	Diff line change
`@@ -180,7 +180,7 @@ func (p *Peer) flush() {`
`180`	`180`
`181`	`181`	`if entries != nil {`
`182`	`182`	`p.sendAppendEntriesRequest(newAppendEntriesRequest(term, prevLogIndex, prevLogTerm, p.server.log.CommitIndex(), p.server.name, entries))`
`183`		`- } else {`
	`183`	`+ } else if p.server.snapshot != nil {`
`184`	`184`	`p.sendSnapshotRequest(newSnapshotRequest(p.server.name, p.server.snapshot))`
`185`	`185`	`}`
`186`	`186`	`}`