RCS1046 is reported in class implementing interface

[hankovich]

Product and Version Used: latest

Actual Behavior:

interface IStupidInterface // from nuget
{
    Task Foo();
}

public sealed class MyAwesomeImplementation : IStupidInterface // in my solution
{
    public Task Foo() => Task.CompletedTask; // RCS1046 Asynchronous method name should end with 'Async' is reported here
}

Expected Behavior:

Methods overriding methods from the base class either methods that implement interface should be ignored even if their name does not finish with Async