core: Made NullNavigatorBackend no longer use unwraps

core/src/backend/navigator.rs

@@ -249,11 +249,11 @@ impl NullNavigatorBackend {
         }
     }
 
-    pub fn with_base_path(path: &Path, executor: &NullExecutor) -> Self {
-        Self {
+    pub fn with_base_path(path: &Path, executor: &NullExecutor) -> Result<Self, std::io::Error> {
+        Ok(Self {
             spawner: executor.spawner(),
-            relative_base_path: path.canonicalize().unwrap(),
-        }
+            relative_base_path: path.canonicalize()?,
+        })
     }
 
     #[cfg(any(unix, windows, target_os = "redox"))]

scanner/src/execute.rs

@@ -21,7 +21,7 @@ fn execute_swf(file: &Path) {
     let frame_time = 1000.0 / movie.frame_rate().to_f64();
     let player = PlayerBuilder::new()
         .with_log(ScanLogBackend::new())
-        .with_navigator(NullNavigatorBackend::with_base_path(base_path, &executor))
+        .with_navigator(NullNavigatorBackend::with_base_path(base_path, &executor).unwrap())
         .with_max_execution_duration(Duration::from_secs(300))
         .with_movie(movie)
         .build();

tests/tests/regression_tests.rs

@@ -1444,7 +1444,7 @@ fn run_swf(
 
     let player = builder
         .with_log(TestLogBackend::new(trace_output.clone()))
-        .with_navigator(NullNavigatorBackend::with_base_path(base_path, &executor))
+        .with_navigator(NullNavigatorBackend::with_base_path(base_path, &executor)?)
         .with_max_execution_duration(Duration::from_secs(300))
         .with_viewport_dimensions(
             movie.width().to_pixels() as u32,