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

11 out of 18 API elements (61.1 %) have documentation comments.

Some symbols that are missing documentation: vs_scrollbar, vs_scrollbar.VsScrollbar.child, vs_scrollbar.VsScrollbar.controller, vs_scrollbar.VsScrollbar.isAlwaysShown, vs_scrollbar.VsScrollbar.notificationPredicate.

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

0/50 points: code has no errors, warnings, lints, or formatting issues

Found 35 issues. Showing the first 2:

    ╷
143 │           isAlwaysShown: isAlwaysShown,
    │           ^^^^^^^^^^^^^
    ╵

    ╷
174 │       widget.isAlwaysShown ?? _scrollbarTheme.isAlwaysShown ?? false;
    │              ^^^^^^^^^^^^^
    ╵

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

No dependencies.

To reproduce run dart pub outdated --no-dev-dependencies --up-to-date --no-dependency-overrides.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 4 errors:

• UNDEFINED_NAMED_PARAMETER - lib/vs_scrollbar.dart:143:11 - The named parameter 'isAlwaysShown' isn't defined.
• UNDEFINED_GETTER - lib/vs_scrollbar.dart:174:14 - The getter 'isAlwaysShown' isn't defined for the type '_MaterialScrollbar'.
• UNDEFINED_GETTER - lib/vs_scrollbar.dart:174:47 - The getter 'isAlwaysShown' isn't defined for the type 'ScrollbarThemeData'.

Run flutter pub downgrade and then flutter 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.