⬆️ Upgrade veccell

stackline/Cargo.toml

@@ -10,7 +10,7 @@ edition = "2021"
 palette = "0.6"
 enum_dispatch = "0.3"
 contracts = { version = "0.6.3", features = ["override_debug"] }
-veccell = "0.1"
+veccell = "0.2"
 
 [dev-dependencies]
 colored = "2.0"

stackline/src/context.rs

@@ -1,8 +1,6 @@
 use super::*;
 use veccell::{VecRef, VecRefMut};
 
-// TODO: write VecCell, to make miri happy
-
 /** Provides an interface between a [`Tile`] and its parent [`Pane`] during [`Tile::update`].
     All actions performed through `UpdateContext` will be executed *after* all the tiles have updated.
 

stackline/src/pane.rs

@@ -149,7 +149,7 @@ impl Pane {
             return None;
         }
 
-        self.tiles.get(position.1 * self.width.get() + position.0)
+        self.tiles.borrow(position.1 * self.width.get() + position.0)
     }
 
     /// Returns a mutable reference to the [`Tile`] at `position`.