10/10 points: Provide a valid pubspec.yaml

5/5 points: Provide a valid README.md

5/5 points: Provide a valid CHANGELOG.md

10/10 points: Use an OSI-approved license

Detected license: MIT.

10/10 points: 20% or more of the public API has dartdoc comments

837 out of 840 API elements (99.6 %) have documentation comments.

Some symbols that are missing documentation: due_date.DateValidatorDifference.retype, due_date.DateValidatorIntersection.retype, due_date.DateValidatorUnion.retype.

10/10 points: Package has an example

20/20 points: Supports 6 of 6 possible platforms (iOS, Android, Web, Windows, macOS, Linux)

• ✓ Android

• ✓ iOS

• ✓ Windows

• ✓ Linux

• ✓ macOS

• ✓ Web

0/0 points: WASM compatibility

This package is compatible with runtime wasm, and will be rewarded additional points in a future version of the scoring model.

See https://dart.dev/web/wasm for details.

50/50 points: code has no errors, warnings, lints, or formatting issues

10/10 points: All of the package dependencies are supported in the latest version

To reproduce run dart pub outdated --no-dev-dependencies --up-to-date --no-dependency-overrides.

10/10 points: Package supports latest stable Dart and Flutter SDKs

0/20 points: Compatible with dependency constraint lower bounds

downgrade analysis failed failed with 24 errors:

• INVALID_OVERRIDE - lib/src/date_validators/date_validator_day_in_year.dart:46:17 - 'DateValidatorDayInYear.==' ('bool Function(Object)') isn't a valid override of 'EquatableMixin.==' ('bool Function(Object?)').
• INVALID_OVERRIDE - lib/src/date_validators/date_validator_difference.dart:40:17 - 'DateValidatorDifference.==' ('bool Function(Object)') isn't a valid override of 'EquatableMixin.==' ('bool Function(Object?)').
• INVALID_OVERRIDE - lib/src/date_validators/date_validator_due_day_month.dart:46:17 - 'DateValidatorDueDayMonth.==' ('bool Function(Object)') isn't a valid override of 'EquatableMixin.==' ('bool Function(Object?)').

Run dart pub downgrade and then dart analyze to reproduce the above problem.

You may run dart pub upgrade --tighten to update your dependency constraints, see dart.dev/go/downgrade-testing for details.