sandbox_quant/error/
execution_error.rs

1use thiserror::Error;
2
3use crate::error::exchange_error::ExchangeError;
4
5#[derive(Debug, Error, Clone, PartialEq)]
6pub enum ExecutionError {
7    #[error("close quantity too small")]
8    CloseQtyTooSmall,
9    #[error("no open position for close command")]
10    NoOpenPosition,
11    #[error("symbol could not be resolved on exchange: {0}")]
12    UnknownInstrument(String),
13    #[error("missing price context")]
14    MissingPriceContext,
15    #[error(
16        "order quantity too small for {instrument}: market={market} target_exposure={target_exposure:.4} equity_usdt={equity_usdt:.8} current_price={current_price:.8} target_notional_usdt={target_notional_usdt:.8} raw={raw_qty:.8} normalized={normalized_qty:.8} min_qty={min_qty:.8} step_size={step_size:.8}"
17    )]
18    OrderQtyTooSmall {
19        instrument: String,
20        market: String,
21        target_exposure: f64,
22        equity_usdt: f64,
23        current_price: f64,
24        target_notional_usdt: f64,
25        raw_qty: f64,
26        normalized_qty: f64,
27        min_qty: f64,
28        step_size: f64,
29    },
30    #[error("exchange submit failed: {0}")]
31    SubmitFailed(#[from] ExchangeError),
32}
sandbox_quant/error/execution_error.rs

sandbox_quant/error/
execution_error.rs
