From 881dfce05e07ac55d973988da08fc1670e1cd5ea Mon Sep 17 00:00:00 2001
From: Freya Murphy <freya@freyacat.org>
Date: Sat, 8 Nov 2025 17:25:14 -0500
Subject: dungeon: refactor astar to not be generic

---
 dungeon/src/map.rs | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'dungeon/src/map.rs')

diff --git a/dungeon/src/map.rs b/dungeon/src/map.rs
index 6daa3c7..eda467c 100644
--- a/dungeon/src/map.rs
+++ b/dungeon/src/map.rs
@@ -162,6 +162,13 @@ impl Floor {
 		&mut *self.tiles
 	}
 
+	/// Returns the neighbors of a tile inside the floor, checking
+	/// that the neighbor positions are the same tile type as in `pos`.
+	pub fn neighbors(&self, pos: &Pos) -> impl Iterator<Item = Pos> {
+		let tile = self.get(*pos);
+		pos.neighbors().filter(move |p| self.get(*p) == tile)
+	}
+
 	/// Computes the hash of the tile map
 	#[must_use]
 	pub fn hash(&self) -> u64 {
-- 
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