etcdserver: minor cleanup

etcdserver/server.go

@@ -447,18 +447,14 @@ func (s *EtcdServer) Do(ctx context.Context, r pb.Request) (Response, error) {
 	}
 }
 
-func (s *EtcdServer) SelfStats() []byte {
-	return s.stats.JSON()
-}
+func (s *EtcdServer) SelfStats() []byte { return s.stats.JSON() }
 
 func (s *EtcdServer) LeaderStats() []byte {
 	// TODO(jonboulle): need to lock access to lstats, set it to nil when not leader, ...
 	return s.lstats.JSON()
 }
 
-func (s *EtcdServer) StoreStats() []byte {
-	return s.store.JsonStats()
-}
+func (s *EtcdServer) StoreStats() []byte { return s.store.JsonStats() }
 
 func (s *EtcdServer) UpdateRecvApp(from types.ID, length int64) {
 	s.stats.RecvAppendReq(from.String(), int(length))
@@ -503,13 +499,9 @@ func (s *EtcdServer) UpdateMember(ctx context.Context, memb Member) error {
 }
 
 // Implement the RaftTimer interface
-func (s *EtcdServer) Index() uint64 {
-	return atomic.LoadUint64(&s.raftIndex)
-}
+func (s *EtcdServer) Index() uint64 { return atomic.LoadUint64(&s.raftIndex) }
 
-func (s *EtcdServer) Term() uint64 {
-	return atomic.LoadUint64(&s.raftTerm)
-}
+func (s *EtcdServer) Term() uint64 { return atomic.LoadUint64(&s.raftTerm) }
 
 // configure sends a configuration change through consensus and
 // then waits for it to be applied to the server. It