Interval adapter for both open/closed implementations of intervals ( ranges ).
``` rust sample test use winterval::*;
let src = 2..5; assert_eq!( src.closed(), ( 2, 4 ) );
let src = 2..=4; assert_eq!( src.closed(), ( 2, 4 ) ); ```
cargo add winterval
shell test
git clone https://github.com/Wandalen/wTools
cd wTools
cd sample/rust/winterval_trivial
cargo run