Shrink-to-fit trait for collections.

This crate provides a ShrinkToFit trait that can be used to shrink-to-fit collections.

Examples

use shrink_to_fit::ShrinkToFit;

let mut vec = Vec::with_capacity(100);
vec.push(1);
vec.push(2);
vec.push(3);
vec.shrink_to_fit();
assert_eq!(vec.len(), 3);
assert_eq!(vec.capacity(), 3);