feat: collapse uses

Author: siliconlad

src/coordinate.rs

@@ -1,6 +1,5 @@
 use std::fmt;
-use std::ops::Index;
-use std::ops::IndexMut;
+use std::ops::{Index, IndexMut};
 
 #[derive(Debug, Clone, PartialEq)]
 pub struct Coordinate {

src/lib.rs

@@ -5,10 +5,7 @@ pub mod coordinate;
 pub mod storage;
 
 use num::Num;
-use std::ops::Add;
-use std::ops::Sub;
-use std::ops::Mul;
-use std::ops::Div;
+use std::ops::{Add, Sub, Mul, Div};
 
 use crate::shape::Shape;
 use crate::iter::IndexIterator;

src/storage.rs

@@ -1,5 +1,4 @@
-use std::ops::Index;
-use std::ops::IndexMut;
+use std::ops::{Index, IndexMut};
 
 use crate::coordinate::Coordinate;
 use crate::shape::Shape;