<PackageReference Include="Polly.Core" Version="8.6.6" />

System.Runtime.CompilerServices.CallerArgumentExpressionAttribute

Tags parameter that should be filled with specific caller name.
namespace System.Runtime.CompilerServices { internal sealed class CallerArgumentExpressionAttribute : Attribute { public string ParameterName { get; } public CallerArgumentExpressionAttribute(string parameterName); } }