apply clippy lints

1 files changed, 5 insertions, 17 deletions

diff --git a/src/bitmap.rs b/src/bitmap.rs
index 8010a4b..2f96a99 100644
--- a/src/bitmap.rs
+++ b/src/bitmap.rs
@@ -29,7 +29,7 @@ impl TryFrom<(i32, i32)> for MapPoint {
     type Error = ();
     fn try_from((x, y): (i32, i32)) -> Result<Self, Self::Error> {
         if x < 0 || y < 0 {
-            return Err(());
+            Err(())
         } else {
             Ok(MapPoint {
                 x: x as u32,
@@ -43,7 +43,7 @@ impl TryFrom<(i64, i64)> for MapPoint {
     type Error = ();
     fn try_from((x, y): (i64, i64)) -> Result<Self, Self::Error> {
         if x < 0 || y < 0 {
-            return Err(());
+            Err(())
         } else {
             Ok(MapPoint {
                 x: x as u32,
@@ -79,18 +79,6 @@ pub enum Axis {
     Y,
 }
 
-impl Into<LispExpr> for Axis {
-    fn into(self) -> LispExpr {
-        LispExpr::Quote(
-            Box::new(LispExpr::Ident(match self {
-                Self::X => "X".into(),
-                Self::Y => "Y".into(),
-            })),
-            1,
-        )
-    }
-}
-
 impl TryFrom<&LispExpr> for Axis {
     type Error = EvalError;
     fn try_from(value: &LispExpr) -> Result<Self, Self::Error> {
@@ -224,7 +212,7 @@ where
                 circle.extend((x - dy.abs() + 1..x + dy.abs()).map(|x| (x, y + dx)));
                 circle.extend((x - dy.abs() + 1..x + dy.abs()).map(|x| (x, y - dx)));
             }
-            dy = dy + 1;
+            dy += 1;
             if err < 0 {
                 err = err + 2 * dy + 1;
             } else {
@@ -234,7 +222,7 @@ where
         }
         circle
             .into_iter()
-            .flat_map(|pt| MapPoint::try_from(pt))
+            .flat_map(MapPoint::try_from)
             .filter(|&pt| self.contains(pt))
             .collect()
     }
@@ -279,7 +267,7 @@ where
         }
         coordinates
             .into_iter()
-            .flat_map(|pt| MapPoint::try_from(pt))
+            .flat_map(MapPoint::try_from)
             .filter(|&pt| self.contains(pt))
             .collect()
     }