过滤空的字段

wrapper/gorm_v2.go

@@ -167,6 +167,9 @@ func (g *Gorm) write(dataList []zap.Field, level string) {
 	}
 	if nil != g.ctx {
 		for _, extraField := range g.extraCtxFieldList {
+			if len(extraField) == 0 {
+				continue
+			}
 			dataList = append(dataList, zap.Any(extraField, g.ctx.Value(extraField)))
 		}
 	}