Don't check corners if edge collision, and vise versa

html/images/space.svg

@@ -370,9 +370,10 @@
     }
 
     function detectCollisions(position, corners, edges) {
-      const cornerCollision = corners.some(corner => detectCornerCollision(position, corner));
+      return [
-      const edgeCollision = edges.some(edge => detectEdgeCollision(position, edge));
+        [corners, corner => detectCornerCollision(position, corner)],
-      return cornerCollision || edgeCollision;
+        [edges, edge => detectEdgeCollision(position, edge)]
+      ].some(([t, f]) => t.some(f))
     }
 
     function updateShip(elapsed) {