Suppress warning CS1998: This async method lacks 'await'

Question

I\'ve got an interface with some async functions. Some of the classes that implements the interface does not have anything to await, and some might just throw. It\'s a b

Answer 1

If you don't have anything to await then return Task.FromResult

public Task Success() // note: no "async"
{
  ... // Do not have await code
  var result = ...;
  return Task.FromResult(result);
}