fog-of-chess

commit 1943944ac89dddd1b5917412d1fed8f270a7095e
parent 3117ddd23cab1a363df99ab1b678ccb61a177615
Author: Jack Mordaunt <jackmordaunt@gmail.com>
Date:   Thu, 26 Dec 2019 14:01:38 +1300

Feat: Bishop movement.

Diffstat:
M
src/main.rs
 | 
9
++++++++-

1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/src/main.rs b/src/main.rs
@@ -291,7 +291,14 @@ impl Game {
                         .chain((1..8).map(|ii| (x, y + ii)))
                         .chain((1..8).map(|ii| (x, y - ii)))
                         .collect(),
-                    Bishop => vec![],
+                    // Bishop moves all diagonal directions.
+                    Bishop => vec![]
+                        .into_iter()
+                        .chain((1..8).map(|ii| (x + ii, y + ii)))
+                        .chain((1..8).map(|ii| (x - ii, y - ii)))
+                        .chain((1..8).map(|ii| (x - ii, y + ii)))
+                        .chain((1..8).map(|ii| (x + ii, y - ii)))
+                        .collect(),
                     // King can move to any adjacent cell that isn't occupied by
                     // a piece of the same player.
                     King => vec![