Update to Rust 2024 and fix compiler errors

Cargo.toml

@@ -122,13 +122,13 @@ members = [
 [workspace.package]
 version = "0.14.0-dev"
 authors = ["Héctor Ramón Jiménez <hector@hecrj.dev>"]
-edition = "2021"
+edition = "2024"
 license = "MIT"
 repository = "https://github.com/iced-rs/iced"
 homepage = "https://iced.rs"
 categories = ["gui"]
 keywords = ["gui", "ui", "graphics", "interface", "widgets"]
-rust-version = "1.82"
+rust-version = "1.85"
 
 [workspace.dependencies]
 iced = { version = "0.14.0-dev", path = "." }

core/src/keyboard/key.rs

@@ -1252,7 +1252,7 @@ impl PartialEq<Code> for Physical {
     #[inline]
     fn eq(&self, rhs: &Code) -> bool {
         match self {
-            Physical::Code(ref code) => code == rhs,
+            Physical::Code(code) => code == rhs,
             Physical::Unidentified(_) => false,
         }
     }
@@ -1269,7 +1269,7 @@ impl PartialEq<NativeCode> for Physical {
     #[inline]
     fn eq(&self, rhs: &NativeCode) -> bool {
         match self {
-            Physical::Unidentified(ref code) => code == rhs,
+            Physical::Unidentified(code) => code == rhs,
             Physical::Code(_) => false,
         }
     }

core/src/widget/text.rs

@@ -304,7 +304,7 @@ where
         let size = size.unwrap_or_else(|| renderer.default_size());
         let font = font.unwrap_or_else(|| renderer.default_font());
 
-        let State(ref mut paragraph) = state;
+        let State(paragraph) = state;
 
         paragraph.update(text::Text {
             content,

test/src/lib.rs

@@ -105,8 +105,8 @@ use crate::core::window;
 use crate::core::{
     Element, Event, Font, Point, Rectangle, Settings, Size, SmolStr,
 };
-use crate::runtime::user_interface;
 use crate::runtime::UserInterface;
+use crate::runtime::user_interface;
 
 use std::borrow::Cow;
 use std::fs;
@@ -459,7 +459,9 @@ where
     }
 
     /// Turns the [`Simulator`] into the sequence of messages produced by any interactions.
-    pub fn into_messages(self) -> impl Iterator<Item = Message> {
+    pub fn into_messages(
+        self,
+    ) -> impl Iterator<Item = Message> + use<Message, Theme, Renderer> {
         self.messages.into_iter()
     }
 }

widget/src/pane_grid.rs

@@ -688,10 +688,10 @@ where
                         .iter()
                         .zip(&self.contents)
                         .zip(layout.children())
-                        .filter(|((&pane, _content), _layout)| {
+                        .filter(|((pane, _content), _layout)| {
                             self.internal
                                 .maximized()
-                                .map_or(true, |maximized| pane == maximized)
+                                .map_or(true, |maximized| **pane == maximized)
                         })
                         .find_map(|((_pane, content), layout)| {
                             content.grid_interaction(

widget/src/vertical_slider.rs

@@ -31,7 +31,7 @@
 use std::ops::RangeInclusive;
 
 pub use crate::slider::{
-    default, Catalog, Handle, HandleShape, Status, Style, StyleFn,
+    Catalog, Handle, HandleShape, Status, Style, StyleFn, default,
 };
 
 use crate::core::border::Border;
@@ -393,9 +393,7 @@ where
                     shell.capture_event();
                 }
             }
-            Event::Keyboard(keyboard::Event::KeyPressed {
-                ref key, ..
-            }) => {
+            Event::Keyboard(keyboard::Event::KeyPressed { key, .. }) => {
                 if cursor.is_over(layout.bounds()) {
                     match key {
                         Key::Named(key::Named::ArrowUp) => {