void on_bars(const datetime_t& datetime, const values_t& bars)
{
log_trace("StrategyTest::{}", __func__);
try
{
const value_t& bar = bars.at(symbol);
log_debug("StrategyTest::{} {}", __func__, bar);
}
catch (std::exception& e)
{
log_error("StrategyTest::{} {}", __func__, e.what());
}
}
template <typename T> Value const& operator[](T&& key) const
{ return values.at(std::forward<T>(key)); }
