[ Widget Preview ] Running flutter pub get after adding a plugin dependency causes the previewer to crash #178317
Description
To reproduce:
- Run
flutter widget-preview start --web-serverin a Flutter project directory - Add a plugin package dependency to the
pubspec.yaml - Run
flutter pub get
This will cause the flutter widget-preview process to repeatedly crash with an exception similar to the following:
Oops; flutter has exited unexpectedly: "Bad state: Unable to find the context to
/Users/bkonyi/samples/background_isolate_channels/linux/flutter/ephemeral/.plugin_symlinks/shared_preferences_linux/test/shared_preferences_linux_async_test.dart".
Stack trace:
#0 AnalysisContextCollectionImpl.contextFor (package:analyzer/src/dart/analysis/analysis_context_collection.dart:177:5)
#1 PreviewDetector._onFileSystemEvent.<anonymous closure> (package:flutter_tools/src/widget_preview/preview_detector.dart:147:50)
#2 PreviewDetectorMutex.runGuarded (package:flutter_tools/src/widget_preview/utils.dart:99:35)
<asynchronous suspension>
#3 PreviewDetector._onFileSystemEvent (package:flutter_tools/src/widget_preview/preview_detector.dart:118:5)
<asynchronous suspension>