Fix clippy lints for Rust 1.68

core/src/font.rs

@@ -1,10 +1,11 @@
 /// A font.
-#[derive(Debug, Clone, Copy)]
+#[derive(Debug, Clone, Copy, Default)]
 pub enum Font {
     /// The default font.
     ///
     /// This is normally a font configured in a renderer or loaded from the
     /// system.
+    #[default]
     Default,
 
     /// An external font.
@@ -16,9 +17,3 @@ pub enum Font {
         bytes: &'static [u8],
     },
 }
-
-impl Default for Font {
-    fn default() -> Font {
-        Font::Default
-    }
-}

core/src/mouse/interaction.rs

@@ -1,7 +1,8 @@
 /// The interaction of a mouse cursor.
-#[derive(Debug, Eq, PartialEq, Clone, Copy, PartialOrd, Ord)]
+#[derive(Debug, Eq, PartialEq, Clone, Copy, PartialOrd, Ord, Default)]
 #[allow(missing_docs)]
 pub enum Interaction {
+    #[default]
     Idle,
     Pointer,
     Grab,
@@ -12,9 +13,3 @@ pub enum Interaction {
     ResizingHorizontally,
     ResizingVertically,
 }
-
-impl Default for Interaction {
-    fn default() -> Interaction {
-        Interaction::Idle
-    }
-}