🔥 Remove unused extension

Author: AlexV525

lib/src/internals/extensions.dart

@@ -17,12 +17,3 @@ extension SafeSetStateExtension on State {
     }
   }
 }
-
-extension NullableObjectExtension on Object? {
-  StackTrace? get nullableStackTrace {
-    if (this is Error?) {
-      return (this as Error?)?.stackTrace;
-    }
-    return null;
-  }
-}

lib/src/internals/methods.dart

@@ -7,7 +7,6 @@ import 'dart:developer';
 import 'package:flutter/foundation.dart';
 
 import '../constants/type_defs.dart';
-import 'extensions.dart';
 
 /// Log only in debug mode.
 /// 只在调试模式打印
@@ -17,10 +16,14 @@ void realDebugPrint(dynamic message) {
   }
 }
 
-void handleErrorWithHandler(Object error, CameraErrorHandler? handler) {
+void handleErrorWithHandler(
+  Object e,
+  CameraErrorHandler? handler, {
+  StackTrace? s,
+}) {
   if (handler != null) {
-    handler(error, error.nullableStackTrace);
+    handler(e, s);
     return;
   }
-  throw error;
+  throw e;
 }

lib/src/widgets/camera_picker.dart

@@ -444,8 +444,8 @@ class CameraPickerState extends State<CameraPicker>
           (() async =>
               _minAvailableZoom = await controller.getMinZoomLevel())(),
         ]);
-      } catch (e) {
-        handleErrorWithHandler(e, config.onError);
+      } catch (e, s) {
+        handleErrorWithHandler(e, config.onError, s: s);
       } finally {
         safeSetState(() {
           _shouldLockInitialize = false;
@@ -1041,7 +1041,7 @@ class CameraPickerState extends State<CameraPicker>
                 ),
                 _initializeWrapper(
                   isInitialized: () =>
-                      controller.value.isRecordingVideo &&
+                      _controller?.value.isRecordingVideo == true &&
                       isRecordingRestricted,
                   builder: (_, __) => CircularProgressBar(
                     duration: maximumRecordingDuration!,