coord stuff

src/repr/board.rs

@@ -89,6 +89,7 @@ impl fmt::Display for Board {
             }
             writeln!(f)?;
         }
+
         // put a line at the bottom of the board too
         writeln!(f, " {}", horiz_sep_line)?;
 
@@ -112,6 +113,7 @@ impl fmt::Debug for Board {
 }
 
 impl Board {
+    /// Width of the board
     pub const BOARD_SIZE: CoordAxis = 8;
 
     /// Area of the board