clippy

src/repr.rs

@@ -34,7 +34,7 @@ pub struct Board {
 impl fmt::Display for Board {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         for i in 0..BOARD_SIZE {
-            write!(f, "{}\n", "-".repeat(BOARD_SIZE * 2 + 1))?;
+            writeln!(f, "{}", "-".repeat(BOARD_SIZE * 2 + 1))?;
 
             write!(f, "|")?;
             for j in 0..BOARD_SIZE {
@@ -44,7 +44,7 @@ impl fmt::Display for Board {
                     self.get(i, j).as_ref().map(Piece::text).unwrap_or(" ")
                 )?;
             }
-            write!(f, "\n")?;
+            writeln!(f)?;
         }
         Ok(())
     }