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fix(ftx): klines should not be empty

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This commit is contained in:
Jui-Nan Lin 2021-05-31 22:56:26 +08:00
parent 7ff4051c61
commit 7abd7225e1
1 changed files with 1 additions and 1 deletions
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2
pkg/exchange/ftx/stream.go
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@ -139,7 +139,7 @@ func (s *Stream) pollKLines(ctx context.Context) {
for _, sub := range s.klineSubscriptions {
klines := getLastKLine(s.exchange, ctx, sub.symbol, sub.interval)
if len(klines) >= 0 {
if len(klines) > 0 {
// handle mutiple klines, get the latest one
s.EmitKLineClosed(klines[len(klines)-1])
}