简单的跨期对冲, 抛砖引玉, 细节还需要处理, 轮训间隔可以缩小到1秒或者删除Sleep那行策略就可以随时响应价格变化
function Hedge(q, e, initAccount, symbolA, symbolB, hedgeSpread, coverSpread) { var self = {} self.q = q self.initAccount = initAccount self.status = 0 self.symbolA = symbolA self.symbolB = symbolB self.e = e self.isBusy = false self.hedgeSpread = hedgeSpread self.coverSpread = coverSpread