ReviewR.Web.Models.ReviewRIdentity.FromUser C# (CSharp) Method

        public static ReviewRIdentity FromUser(User u)
        {
            return new ReviewRIdentity()
            {
                UserId = u.Id,
                DisplayName = u.DisplayName,
                Email = u.Email,
                Roles = u.Roles == null ?
                    new HashSet<string>() :
                    new HashSet<string>(u.Roles.Select(r => r.RoleName), StringComparer.OrdinalIgnoreCase)
            };
        }