A sample project with records, patterns, and sealed classes enabled.
Switch to the Flutter SDK's main channel:
flutter channel main
flutter upgrade
Get dependencies:
dart pub get
Samples are in the bin/ directory. To run, you must include the experiment
flags:
dart run --enable-experiment=records,patterns bin/records.dart
This prjoect contains an analysis_options.yaml configured already,
but if you would like to try records and patterns in your own projects,
you can add them to the enable-experiment section:
analyzer:
enable-experiment:
- records
- patterns