Older/ReSharper20163CSharp/IntroducePropertyForLazilyInitialisedField.cs (8 lines of code) (raw):

using System; // ReSharper disable UnusedMember.Global namespace ReSharper20163CSharp { public class IntroducePropertyForLazilyInitialisedField { // Introduce property for lazily initialised field // // Alt+Enter and select "Introduce property for lazily initialized field // Introduces a property to make the field easier to use - just use the property // instead of calling _foo.Value private readonly Lazy<string> _foo = new Lazy<string>(() => "Hello world"); } }