fix bug

internal/logic/strategy/indicator/macd.go

@@ -58,10 +58,6 @@ const (
 	defaultMacdSignal = 9
 )
 
-var (
-	desc []string
-)
-
 type MacdResult struct {
 	Score int
 	Val   float64
@@ -70,6 +66,7 @@ type MacdResult struct {
 
 // RunMacd 根据MACD红绿柱及价量关系，对当前标的进行打分与描述
 func RunMacd(code string) *MacdResult {
+	var desc []string
 	args, _, err := GetArgConfig(code)
 	if err != nil {
 		return &MacdResult{Score: -1, Desc: "MACD参数错误！"}