fix: prevent infinite loop in case an asset fails to load

CHANGELOG.md

@@ -26,6 +26,7 @@ A [migration guide](https://adrien-bon.github.io/bevy_ecs_tiled/migrations/v0_5.
 - Do not skip last frame for animated tiles (#61)
 - Make sure all custom properties we export have the 'useAs property' flag set (and only this one)
   Not having this flag was preventing to use some some of the properties
+- Prevent infinite loop in case of an asset loading error
 
 ## v0.4.2
 

examples/my_tiled_export_file.json

@@ -880,7 +880,7 @@
       {
         "name": "hash",
         "type": "int",
-        "value": 11479900986833011021
+        "value": 16351517434635875896
       },
       {
         "name": "name",

src/lib.rs

@@ -42,7 +42,7 @@ pub mod prelude {
 }
 
 use crate::prelude::*;
-use bevy::prelude::*;
+use bevy::{asset::RecursiveDependencyLoadState, prelude::*};
 use bevy_ecs_tilemap::prelude::*;
 use std::{env, path::PathBuf};
 
@@ -140,6 +140,10 @@ fn process_loaded_maps(
     {
         if let Some(load_state) = asset_server.get_recursive_dependency_load_state(&map_handle.0) {
             if !load_state.is_loaded() {
+                if let RecursiveDependencyLoadState::Failed(err) = load_state {
+                    error!("Error loading map: {}", err);
+                    return;
+                }
                 // If not fully loaded yet, insert the 'Respawn' marker so we will try to load it at next frame
                 commands.entity(map_entity).insert(RespawnTiledMap);
                 debug!(