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Implement LowerBounded and UpperBounded for Ratio #138

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Implement LowerBounded and UpperBounded for Ratio #138

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13 changes: 13 additions & 0 deletions src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,7 @@ use num_bigint::{BigInt, BigUint, Sign, ToBigInt};
use num_integer::Integer;
use num_traits::float::FloatCore;
use num_traits::{
bounds::{LowerBounded, UpperBounded},
Bounded, CheckedAdd, CheckedDiv, CheckedMul, CheckedSub, ConstOne, ConstZero, FromPrimitive,
Inv, Num, NumCast, One, Pow, Signed, ToPrimitive, Unsigned, Zero,
};
Expand Down Expand Up @@ -425,6 +426,18 @@ impl<T: Clone + Integer + Hash> Hash for Ratio<T> {
}
}

impl<T: LowerBounded + Clone + Integer> LowerBounded for Ratio<T> {
fn min_value() -> Self {
Self::from_integer(T::min_value())
}
}

impl<T: UpperBounded + Clone + Integer> UpperBounded for Ratio<T> {
fn max_value() -> Self {
Self::from_integer(T::max_value())
}
}

mod iter_sum_product {
use crate::Ratio;
use core::iter::{Product, Sum};
Expand Down