NEXT
- Updates minimum supported Dart version.
 
2.1.3
- Minor fixes for new analysis options.
 - Adds additional tests for 
PlatformInterface and MockPlatformInterfaceMixin. - Modifies 
PlatformInterface to use an expando for detecting if a customer tries to implement PlatformInterface using implements rather than extends. This ensures that verify will continue to work as advertized after https://github.com/dart-lang/language/issues/2020 is implemented. 
2.1.2
- Updates README to demonstrate 
verify rather than verifyToken, and to note that the test mixin applies to fakes as well as mocks. - Adds an additional test for 
verifyToken. 
2.1.1
- Fixes 
verify to work with fake objects, not just mocks. 
2.1.0
- Introduce 
verify, which prevents use of const Object() as instance token. - Add a comment indicating that 
verifyToken will be deprecated in a future release. 
2.0.2
- Update package description.
 
2.0.1
- Fix 
federated flutter plugins link in the README.md. 
2.0.0
1.0.3
- Fix homepage in 
pubspec.yaml. 
1.0.2
- Make the pedantic dev_dependency explicit.
 
1.0.1
1.0.0 - Initial release.
- Provides 
PlatformInterface with common mechanism for enforcing that a platform interface is not implemented with implements. - Provides test only 
MockPlatformInterface to enable using Mockito to mock platform interfaces.