barter 0.12.5

Framework for building high-performance live-trading, paper-trading and back-testing systems
Documentation 
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use crate::engine::Processor;
use barter_data::event::MarketEvent;
use barter_execution::AccountEvent;
use serde::{Deserialize, Serialize};

/// Empty `GlobalData` that can be used for `Strategy` and `RiskManager` combinations that
/// require no specific global data state.
#[derive(
    Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Default, Deserialize, Serialize,
)]
pub struct DefaultGlobalData;

impl<ExchangeKey, AssetKey, InstrumentKey>
    Processor<&AccountEvent<ExchangeKey, AssetKey, InstrumentKey>> for DefaultGlobalData
{
    type Audit = ();
    fn process(&mut self, _: &AccountEvent<ExchangeKey, AssetKey, InstrumentKey>) -> Self::Audit {}
}

impl<InstrumentKey, Kind> Processor<&MarketEvent<InstrumentKey, Kind>> for DefaultGlobalData {
    type Audit = ();
    fn process(&mut self, _: &MarketEvent<InstrumentKey, Kind>) -> Self::Audit {}
}