From cdd7f79d333a441bed9fc0bf117760085f48bc32 Mon Sep 17 00:00:00 2001
From: MadsWedendahlKruse <madswk2@gmail.com>
Date: Thu, 30 Oct 2025 17:23:45 +0100
Subject: [PATCH] fix: guard against out-of-bounds access in Path
 implementation

---
 src/lib.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index fbf42c6..6272b4d 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -113,8 +113,8 @@ impl Path {
                 for polygon_index in &self.path_through_polygons[step..] {
                     let layer = &mesh.layers[polygon_index.layer() as usize];
                     let polygon = &layer.polygons[polygon_index.polygon() as usize];
-                    if self.path.len() < next_i {
-                        // TODO: shouldn't happen
+                    // Guard: stop once we've consumed all waypoints.
+                    if next_i >= self.path.len() {
                         break;
                     }
                     if polygon.contains(layer, self.path[next_i]) {