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types: add bestBidAndAsk method

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c9s 2021-06-07 01:01:14 +08:00
parent e8205556ff
commit f20e809940
1 changed files with 10 additions and 0 deletions
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10
pkg/types/orderbook.go
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@ -59,6 +59,16 @@ func (b *MutexOrderBook) IsValid() (ok bool, err error) {
return ok, err return ok, err
} }
func (b *MutexOrderBook) BestBidAndAsk() (bid, ask PriceVolume, ok bool) {
var ok1, ok2 bool
b.Lock()
bid, ok1 = b.OrderBook.BestBid()
ask, ok2 = b.OrderBook.BestAsk()
ok = ok1 && ok2
b.Unlock()
return bid, ask, ok
}
func (b *MutexOrderBook) BestBid() (pv PriceVolume, ok bool) { func (b *MutexOrderBook) BestBid() (pv PriceVolume, ok bool) {
b.Lock() b.Lock()
pv, ok = b.OrderBook.BestBid() pv, ok = b.OrderBook.BestBid()