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

66 out of 80 API elements (82.5 %) have documentation comments.

Some symbols that are missing documentation: stepper_a, stepper_a.CustomSteps.CustomSteps.new, stepper_a.CustomSteps.image, stepper_a.CustomSteps.stepsIcon, stepper_a.CustomSteps.title.

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 47 issues. Showing the first 2:

   ╷
19 │ class StepperStep extends AStepperStep
   │       ^^^^^^^^^^^
   ╵

   ╷
20 │     with StepStyle, CalculateSize, StyleMixin, WidgetMixin {
   │          ^^^^^^^^^
   ╵

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To reproduce run dart pub outdated --no-dev-dependencies --up-to-date --no-dependency-overrides.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 3 errors:

• NON_ABSTRACT_CLASS_INHERITS_ABSTRACT_MEMBER - lib/src/step_helper/stepper_step.dart:19:7 - Missing concrete implementations of 'abstract class IStepPage extends IStepPageComponent with WidgetMixin, CalculateSize.buildCustomInnerElementOfStepper', 'abstract class IStepPage extends IStepPageComponent with WidgetMixin, CalculateSize.buildCustomStep', 'abstract class IStepPage extends IStepPageComponent with WidgetMixin, CalculateSize.buildInnerElementOfStepper', and 'abstract class IStepPage extends IStepPageComponent with WidgetMixin, CalculateSize.buildNumberStep'.
• AMBIGUOUS_IMPORT - lib/src/step_helper/stepper_step.dart:20:10 - The name 'StepStyle' is defined in the libraries 'package:flutter/src/material/stepper.dart (via package:flutter/material.dart)' and 'package:stepper_a/src/interface/step_page/step_style.dart'.
• MIXIN_OF_NON_CLASS - lib/src/step_helper/stepper_step.dart:20:10 - Classes can only mix in mixins and classes.

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.