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use Float64 indicator from the types package

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This commit is contained in:
c9s 2021-10-14 13:15:08 +08:00
parent 4c061439d3
commit 4c2897a86d
1 changed files with 2 additions and 7 deletions
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9
pkg/strategy/emastop/strategy.go
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@ -17,11 +17,6 @@ const ID = "emastop"
var log = logrus.WithField("strategy", ID)
// The indicators (SMA and EWMA) that we want to use are returning float64 data.
type Float64Indicator interface {
Last() float64
}
func init() {
// Register the pointer of the strategy struct,
// so that bbgo knows what struct to be used to unmarshal the configs (YAML or JSON)
@ -102,7 +97,7 @@ func (s *Strategy) clear(ctx context.Context, session *bbgo.ExchangeSession) {
}
}
func (s *Strategy) place(ctx context.Context, orderExecutor bbgo.OrderExecutor, session *bbgo.ExchangeSession, indicator Float64Indicator, closePrice float64) {
func (s *Strategy) place(ctx context.Context, orderExecutor bbgo.OrderExecutor, session *bbgo.ExchangeSession, indicator types.Float64Indicator, closePrice float64) {
movingAveragePrice := indicator.Last()
// skip it if it's near zero because it's not loaded yet
@ -180,7 +175,7 @@ func (s *Strategy) handleOrderUpdate(order types.Order) {
}
}
func (s *Strategy) loadIndicator(sourceSession *bbgo.ExchangeSession) (Float64Indicator, error) {
func (s *Strategy) loadIndicator(sourceSession *bbgo.ExchangeSession) (types.Float64Indicator, error) {
var standardIndicatorSet, ok = sourceSession.StandardIndicatorSet(s.Symbol)
if !ok {
return nil, fmt.Errorf("standardIndicatorSet is nil, symbol %s", s.Symbol)