Add rustfmt.toml and reformat.

rustfmt.toml

@@ -0,0 +1,15 @@
+edition = "2018"
+
+fn_args_layout = "Tall"
+force_explicit_abi = true
+hard_tabs = false
+max_width = 100
+merge_derives = true
+newline_style = "Unix"
+remove_nested_parens = true
+reorder_imports = true
+reorder_modules = true
+tab_spaces = 2
+use_field_init_shorthand = true
+use_small_heuristics = "Default"
+use_try_shorthand = true

src/interpolate.rs

@@ -262,13 +262,7 @@ macro_rules! impl_interpolate_simple {
         a * (1. - t) + b * t
       }
 
-            fn cubic_hermite(
+      fn cubic_hermite(x: (Self, $t), a: (Self, $t), b: (Self, $t), y: (Self, $t), t: $t) -> Self {
-                x: (Self, $t),
-                a: (Self, $t),
-                b: (Self, $t),
-                y: (Self, $t),
-                t: $t,
-            ) -> Self {
         cubic_hermite_def(x, a, b, y, t)
       }
 

src/spline.rs

@@ -39,7 +39,8 @@ impl<T, V> Spline<T, V> {
   where
     T: PartialOrd,
   {
-        self.0
+    self
+      .0
       .sort_by(|k0, k1| k0.t.partial_cmp(&k1.t).unwrap_or(Ordering::Less));
   }
 
@@ -165,13 +166,9 @@ impl<T, V> Spline<T, V> {
         let nt = normalize_time(t, cp0, cp1);
 
         let value = match cp1.interpolation {
-                    Interpolation::Bezier(v) => Interpolate::cubic_bezier(
+          Interpolation::Bezier(v) => {
-                        cp0.value,
+            Interpolate::cubic_bezier(cp0.value, u, cp1.value + cp1.value - v, cp1.value, nt)
-                        u,
+          }
-                        cp1.value + cp1.value - v,
-                        cp1.value,
-                        nt,
-                    ),
 
           Interpolation::StrokeBezier(v, _) => {
             Interpolate::cubic_bezier(cp0.value, u, v, cp1.value, nt)