Fix Bug in Asset Server Error Message Formatter

crates/bevy_asset/src/asset_server.rs

@@ -30,7 +30,7 @@ pub enum AssetServerError {
 }
 
 fn format_missing_asset_ext(exts: &[String]) -> String {
- if exts.is_empty() {
+ if !exts.is_empty() {
  format!(
  " for the following extension{}: {}",
  if exts.len() > 1 { "s" } else { "" },
@@ -572,6 +572,35 @@ mod test {
  )
  }
 
+ #[test]
+ fn missing_asset_loader_error_messages() {
+ assert_eq!(
+ format!(
+ "{}",
+ AssetServerError::MissingAssetLoader { extensions: vec![] }
+ ),
+ "no `AssetLoader` found"
+ );
+ assert_eq!(
+ format!(
+ "{}",
+ AssetServerError::MissingAssetLoader {
+ extensions: vec!["png".into()]
+ }
+ ),
+ "no `AssetLoader` found for the following extension: png"
+ );
+ assert_eq!(
+ format!(
+ "{}",
+ AssetServerError::MissingAssetLoader {
+ extensions: vec!["1.2.png".into(), "2.png".into(), "png".into()]
+ }
+ ),
+ "no `AssetLoader` found for the following extensions: 1.2.png, 2.png, png"
+ );
+ }
+
  #[test]
  fn filename_with_dots() {
  let asset_server = setup();