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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License..

//! Additional functionality for numerics.
//!
//! This module provides some extra types that are useful when doing numerical
//! work. See the individual documentation for each piece for more information.

#![allow(missing_docs)]

#[cfg(feature = "unit_test")]
mod tests;

#[cfg(feature = "unit_test")]
mod benches;

pub use core::num::Wrapping;
pub use core::num::{FpCategory, ParseFloatError, ParseIntError, TryFromIntError};
pub use core::num::{NonZeroI128, NonZeroI16, NonZeroI32, NonZeroI64, NonZeroI8, NonZeroIsize};
pub use core::num::{NonZeroU128, NonZeroU16, NonZeroU32, NonZeroU64, NonZeroU8, NonZeroUsize};

pub use core::num::IntErrorKind;

#[cfg(feature = "unit_test")]
use crate::fmt;
#[cfg(feature = "unit_test")]
use crate::ops::{Add, Div, Mul, Rem, Sub};

/// Helper function for testing numeric operations
#[cfg(feature = "unit_test")]
pub fn test_num<T>(ten: T, two: T)
where
    T: PartialEq
        + Add<Output = T>
        + Sub<Output = T>
        + Mul<Output = T>
        + Div<Output = T>
        + Rem<Output = T>
        + fmt::Debug
        + Copy,
{
    assert_eq!(ten.add(two), ten + two);
    assert_eq!(ten.sub(two), ten - two);
    assert_eq!(ten.mul(two), ten * two);
    assert_eq!(ten.div(two), ten / two);
    assert_eq!(ten.rem(two), ten % two);
}