From bd9238d68626e92b621517cc573d6f4675e0daaf Mon Sep 17 00:00:00 2001
From: Bruno BELANYI <bruno@belanyi.fr>
Date: Sat, 23 Jul 2022 15:32:56 +0200
Subject: [PATCH] Add 'Color::iter'

---
 src/board/color.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/board/color.rs b/src/board/color.rs
index 62fdd13..f909aca 100644
--- a/src/board/color.rs
+++ b/src/board/color.rs
@@ -11,6 +11,13 @@ impl Color {
     /// The number of [Color] variants.
     pub const NUM_VARIANTS: usize = 2;
 
+    const ALL: [Self; Self::NUM_VARIANTS] = [Self::White, Self::Black];
+
+    /// Iterate over all colors in order.
+    pub fn iter() -> impl Iterator<Item = Self> {
+        Self::ALL.iter().cloned()
+    }
+
     /// Convert from a color index into a [Color] type.
     #[inline(always)]
     pub fn from_index(index: usize) -> Self {