typing improvements

src/repr/bitboard.rs

@@ -12,7 +12,7 @@ pub type BitBoardInner = u64;
 pub struct BitBoard(BitBoardInner);
 
 // BitBoard should be big enough to fit all points on the board
-const_assert!(std::mem::size_of::<BitBoard>() * 8 >= Board::BOARD_AREA as usize);
+const_assert!(std::mem::size_of::<BitBoard>() * 8 >= Board::BOARD_AREA.0 as usize);
 
 impl BitBoard {
     #[allow(clippy::new_without_default)]
@@ -38,7 +38,6 @@ impl BitBoard {
         self.0 |= (value as BitBoardInner) << index; // set bit (if needed)
     }
 
-    // works on both `bitvec` and native (const on native)
     pub const fn count(&self) -> usize {
         self.0.count_ones() as usize
     }
@@ -94,7 +93,7 @@ impl BitBoard {
     const fn col_mask(col: CoordAxis) -> Self {
         let mut mask = 0;
         let mut i = 0;
-        while i < Board::BOARD_AREA {
+        while i < Board::BOARD_AREA.0 {
             mask |= 1 << (i + col);
             i += Board::BOARD_SIZE;
         }
@@ -154,7 +153,7 @@ mod test {
     #[test]
     fn set_and_get() {
         let mut b = BitBoard::new();
-        for c in 0..Board::BOARD_AREA {
+        for c in 0..Board::BOARD_AREA.0 {
             assert!(
                 !b.get(CoordPair(c)),
                 "A just-initalized BitBoard should be completely empty"