refactoring using cargo clippy

2 files changed, 4 insertions, 4 deletions

diff --git a/src/systems/moving.rs b/src/systems/moving.rs
index 98b0979..3e7803d 100644
--- a/src/systems/moving.rs
+++ b/src/systems/moving.rs
@@ -74,8 +74,8 @@ impl <'a> System<'a> for Move {
 						let mut pos_mut = pos.get_mut_unchecked();
 						moved.insert(ent, Moved{from: pos_mut.pos}).expect("can't insert Moved");
 						ground.cells.get_mut(&pos_mut.pos).unwrap().remove(&ent);
-						pos_mut.pos = newpos.clone();
-						ground.cells.entry(newpos).or_insert(HashSet::new()).insert(ent);
+						pos_mut.pos = newpos;
+						ground.cells.entry(newpos).or_insert_with(HashSet::new).insert(ent);
 					}
 				}
 				_ => {}
diff --git a/src/systems/view.rs b/src/systems/view.rs
index 6c0b1f8..a884d35 100644
--- a/src/systems/view.rs
+++ b/src/systems/view.rs
@@ -48,7 +48,7 @@ impl <'a> System<'a> for View {
 		}
 		
 		
-		let has_changed: bool = changed.len() > 0;
+		let has_changed: bool = !changed.is_empty();
 		let mut changes: Vec<(Pos, Vec<String>)> = Vec::new();
 		for pos in changed {
 			changes.push((pos, cell_sprites(ground.cells.get(&pos).unwrap_or(&HashSet::new()), &visible)));
@@ -92,7 +92,7 @@ fn draw_room(ground: &HashMap<Pos, HashSet<Entity>>, (width, height): (i64, i64)
 	let mut mapping: Vec<Vec<String>> = Vec::new();
 	for y in 0..height {
 		for x in 0..width {
-			let sprites: Vec<String> = match ground.get(&Pos{x: x, y: y}) {
+			let sprites: Vec<String> = match ground.get(&Pos{x, y}) {
 				Some(ents) => {cell_sprites(ents, visible)}
 				None => {vec![]}
 			};