Make KeyEvent implement Copy (#281)

CHANGELOG.md

@@ -1,3 +1,7 @@
+# Next Version
+
+- Derived 'Copy' for 'KeyEvent'
+
 # Version 0.12.1
 
 - All the `crossterm_` crates code was moved to the `crossterm` crate

src/input.rs

@@ -102,7 +102,7 @@ pub enum MouseButton {
 }
 
 /// Represents a key or a combination of keys.
-#[derive(Debug, PartialOrd, PartialEq, Eq, Clone, Hash)]
+#[derive(Debug, PartialOrd, PartialEq, Eq, Clone, Copy, Hash)]
 #[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
 pub enum KeyEvent {
     /// Backspace key.