Memory Leak Tracker

This is a framework for detecting memory issues in Dart and Flutter applications.

Packages

Package	Description	Version
leak_tracker	(work in progress, used by flutter_test) A framework for memory leak tracking for Dart and Flutter applications.
leak_tracker_testing	(work in progress, used by flutter_test) Leak tracking code intended for usage in tests.
leak_tracker_flutter_testing	An internal package to test leak tracking with Flutter.
memory_usage	(experimental) A framework for memory usage tracking and snapshotting.

Guidance

Ready for use:

• Memory usage

Under construction:

• Leak tracking concepts
• Detect memory leaks
• Troubleshoot memory leaks
• Baseline memory

Roadmap

Check Work in progress to see what is under construction.

Help us to prioritize future work by upvoting and commenting potential new features.

Contributing

For general contributing information, see Dart-wide CONTRIBUTING.md.

How to upgrade Dart SDK

To upgrade Dart SDK with new version of memory_usage update leak_tracker commit hash for leak_tracker_rev in Dart SDK DEPS.

How to upgrade flutter_test

To upgrade versions of leak_tracker and/or leak_tracker_testing used by testWidgets:

1. Publish new version of the packages.

2. Ask a googler to refresh the packages with copybara in G3.

3. Upgrade Flutter:

   Update versions of leak_tracker and/or leak_tracker_testing in the files:

   • packages/flutter/pubspec.yaml
   • packages/flutter_test/pubspec.yaml
   • packages/flutter_tools/lib/src/commands/update_packages.dart

How to regenerate DEPENDENCIES.md

To regenerate diagrams, run in the root of packages:

dart run layerlens