use super::number::Number; /// A trait that defines what is required to be considered /// an Integer. [List of types of numbers][1] /// /// [1]: https://en.wikipedia.org/wiki/List_of_types_of_numbers pub trait Integer : Number { } // Create a macro to ease typing and reading. /// A macro to make implementing the trait easier for all the /// base integer types in rust. macro_rules! integer_trait_impl { ($traitName: ident for $($varType: ty)*) => ($( impl $traitName for $varType { } )*) } // Implement the trait for the types that are Integers. integer_trait_impl!(Integer for u8 u16 u32 u64 usize); integer_trait_impl!(Integer for i8 i16 i32 i64 isize);