nil_core/market/
fee.rs

1// Copyright (C) Call of Nil contributors
2// SPDX-License-Identifier: AGPL-3.0-only
3
4use derive_more::Display;
5use nil_util::{ClampNew, ConstDeref, F64Math};
6use serde::{Deserialize, Serialize};
7
8#[derive(Copy, Debug, Display, Deserialize, Serialize, ClampNew, ConstDeref, F64Math)]
9#[derive_const(Clone, PartialEq, PartialOrd)]
10#[cfg_attr(feature = "typescript", derive(ts_rs::TS))]
11pub struct MarketFee(f64);
12
13impl MarketFee {
14  pub const MIN: MarketFee = MarketFee(0.05);
15  pub const MAX: MarketFee = MarketFee(1.0);
16
17  #[inline]
18  pub const fn new(value: f64) -> Self {
19    debug_assert!(value.is_finite());
20    debug_assert!(!value.is_subnormal());
21    Self(value.clamp(Self::MIN.0, Self::MAX.0))
22  }
23}
24
25const impl Default for MarketFee {
26  fn default() -> Self {
27    Self::new(0.3)
28  }
29}
30
31const impl From<f64> for MarketFee {
32  fn from(value: f64) -> Self {
33    Self::new(value)
34  }
35}
36
37const impl From<MarketFee> for f64 {
38  fn from(value: MarketFee) -> Self {
39    value.0
40  }
41}
nil_core/market/fee.rs

nil_core/market/
fee.rs
