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use mutex composition since we may lock from out side

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This commit is contained in:
c9s 2021-05-15 10:05:39 +08:00
parent 8071559f99
commit 531799bdfb
1 changed files with 3 additions and 3 deletions
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6
pkg/bbgo/position.go
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@ -17,7 +17,7 @@ type Position struct {
Quote fixedpoint.Value `json:"quote"`
AverageCost fixedpoint.Value `json:"averageCost"`
mu sync.Mutex
sync.Mutex
}
func (p *Position) String() string {
@ -49,8 +49,8 @@ func (p *Position) AddTrades(trades []types.Trade) (fixedpoint.Value, bool) {
}
func (p *Position) AddTrade(t types.Trade) (fixedpoint.Value, bool) {
p.mu.Lock()
defer p.mu.Unlock()
p.Lock()
defer p.Unlock()
price := fixedpoint.NewFromFloat(t.Price)
quantity := fixedpoint.NewFromFloat(t.Quantity)