From c61626f2d070ff726c8ebd7103ab3cab42da5041 Mon Sep 17 00:00:00 2001
From: Aryadev Chavali <aryadev@aryadevchavali.com>
Date: Fri, 3 Apr 2026 02:16:24 +0100
Subject: [PATCH] card: PlayingCard::iter_all_deck

Given a deck number, create an iterator over all Playing Cards in that
deck.
---
 src/card.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/card.rs b/src/card.rs
index 3edfdae..34815b3 100644
--- a/src/card.rs
+++ b/src/card.rs
@@ -75,6 +75,12 @@ impl PlayingCard {
         let suit = self.suit as i64;
         (rank * 4) + suit
     }
+
+    pub fn iter_all_deck(deck: usize) -> impl Iterator<Item = Self> {
+        let deck = deck as i64;
+        ((deck * 52)..((deck + 1) * 52))
+            .filter_map(|x| PlayingCard::try_from(x).ok())
+    }
 }
 
 impl Card {