[board] Make the trailing comma in bitboard! optional

This a neat trick!
2024-01-19 18:09:22 -08:00 · 2024-01-19 18:09:22 -08:00 · 7f4485ed51
commit 7f4485ed51
parent 24cce95a88
1 changed files with 1 additions and 1 deletions
--- a/board/src/bitboard/mod.rs
+++ b/board/src/bitboard/mod.rs
@ -8,7 +8,7 @@ pub(crate) use bitboard::{BitBoard, BitBoardBuilder};

 #[macro_export]
 macro_rules! bitboard {
-    ($($sq:ident),*) => {
+    ($($sq:ident),* $(,)?) => {
        $crate::bitboard::BitBoardBuilder::empty()
            $(.square($crate::Square::$sq))*
            .build()