dexter 1.4.0

Dex optimized for liquid staked assets
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58

pub mod asset;
pub mod error;
pub mod governance_admin;
pub mod helper;
pub mod keeper;
pub mod lp_token;
pub mod multi_staking;
pub mod pool;
pub mod querier;
pub mod router;
pub mod vault;
pub mod superfluid_lp;
pub mod constants;
pub mod macros;

#[allow(clippy::all)]
mod uints {
    use uint::construct_uint;
    construct_uint! {
        pub struct U256(4);
    }
}

mod decimal_checked_ops {
    use cosmwasm_std::{Decimal, Fraction, OverflowError, Uint128, Uint256};
    use std::convert::TryInto;
    pub trait DecimalCheckedOps {
        fn checked_add(self, other: Decimal) -> Result<Decimal, OverflowError>;
        fn checked_mul_uint128(self, other: Uint128) -> Result<Uint128, OverflowError>;
    }

    impl DecimalCheckedOps for Decimal {
        fn checked_add(self, other: Decimal) -> Result<Decimal, OverflowError> {
            self.numerator()
                .checked_add(other.numerator())
                .map(|_| self + other)
        }
        fn checked_mul_uint128(self, other: Uint128) -> Result<Uint128, OverflowError> {
            if self.is_zero() || other.is_zero() {
                return Ok(Uint128::zero());
            }
            let multiply_ratio =
                other.full_mul(self.numerator()) / Uint256::from(self.denominator());
            if multiply_ratio > Uint256::from(Uint128::MAX) {
                Err(OverflowError::new(
                    cosmwasm_std::OverflowOperation::Mul,
                    self,
                    other,
                ))
            } else {
                Ok(multiply_ratio.try_into().unwrap())
            }
        }
    }
}

pub use decimal_checked_ops::DecimalCheckedOps;
pub use uints::U256;