Add rustfmt.toml and reformat.

src/key.rs

@@ -22,21 +22,21 @@ use crate::interpolation::Interpolation;
 #[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
 #[cfg_attr(feature = "serialization", serde(rename_all = "snake_case"))]
 pub struct Key<T, V> {
-    /// Interpolation parameter at which the [`Key`] should be reached.
-    pub t: T,
-    /// Carried value.
-    pub value: V,
-    /// Interpolation mode.
-    pub interpolation: Interpolation<T, V>,
+  /// Interpolation parameter at which the [`Key`] should be reached.
+  pub t: T,
+  /// Carried value.
+  pub value: V,
+  /// Interpolation mode.
+  pub interpolation: Interpolation<T, V>,
 }
 
 impl<T, V> Key<T, V> {
-    /// Create a new key.
-    pub fn new(t: T, value: V, interpolation: Interpolation<T, V>) -> Self {
-        Key {
-            t,
-            value,
-            interpolation,
-        }
+  /// Create a new key.
+  pub fn new(t: T, value: V, interpolation: Interpolation<T, V>) -> Self {
+    Key {
+      t,
+      value,
+      interpolation,
     }
+  }
 }