From 0fa6875d8c4e98a59fc0c8db88c3c1aa31fc1502 Mon Sep 17 00:00:00 2001
From: Nolan Darilek <nolan@thewordnerd.info>
Date: Wed, 2 Mar 2022 09:44:27 -0600
Subject: [PATCH] No need to remove this component, and guard against entity
 not existing.

---
 src/pathfinding.rs | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/pathfinding.rs b/src/pathfinding.rs
index a64698a..c43f31a 100644
--- a/src/pathfinding.rs
+++ b/src/pathfinding.rs
@@ -16,6 +16,7 @@ use mapgen::Tile;
 use pathfinding::prelude::*;
 
 use crate::{
+    commands::RunIfExistsExt,
     core::{Coordinates, PointLike},
     map::{Map, MapObstruction},
     navigation::{RotationSpeed, Speed},
@@ -238,12 +239,11 @@ fn calculate_path(
                     shape_clone,
                 )
             });
-            commands
-                .entity(entity)
-                .remove::<Calculating>()
-                .insert(Calculating(task))
-                .remove::<Path>()
-                .remove::<NoPath>();
+            commands.run_if_exists(entity, |mut entity| {
+                entity.insert(Calculating(task));
+                entity.remove::<Path>();
+                entity.remove::<NoPath>();
+            });
         }
     }
 }