fix warning

Author: sdrll

cosmogony/src/mutable_slice.rs

@@ -24,12 +24,10 @@ impl<'a> MutableSlice<'a> {
 
     pub fn get(&self, zindex: &ZoneIndex) -> &Zone {
         let idx = zindex.index;
-        if idx < self.idx {
-            &self.left[idx]
-        } else if idx == self.idx {
-            panic!("Cannot retrieve middle index");
-        } else {
-            &self.right[idx - self.idx - 1]
+        match idx {
+            i if i < self.idx => &self.left[i],
+            i if i == self.idx => panic!("Cannot retrieve middle index"),
+            i => &self.right[i - self.idx - 1],
         }
     }
 }

cosmogony/src/zone.rs

@@ -271,12 +271,13 @@ where
     D: serde::Deserializer<'de>,
 {
     use serde::Deserialize;
-    Option::<Vec<f64>>::deserialize(d).map(|option| match option {
-        Some(b) => Some(Rect::new(
-            geo_types::Coord { x: b[0], y: b[1] }, // min
-            geo_types::Coord { x: b[2], y: b[3] }, // max
-        )),
-        None => None,
+    Option::<Vec<f64>>::deserialize(d).map(|option| {
+        option.map(|b| {
+            Rect::new(
+                geo_types::Coord { x: b[0], y: b[1] }, // min
+                geo_types::Coord { x: b[2], y: b[3] }, // max
+            )
+        })
     })
 }