namespace Microsoft.AspNetCore.Identity
{
    public abstract class RoleStoreBase<TRole, TKey, TUserRole, TRoleClaim> : IQueryableRoleStore<TRole!>, IRoleClaimStore<TRole!>, IRoleStore<TRole!>, IDisposable
        where TRole, IdentityRole<TKey>!
        where TKey, IEquatable<TKey>!
        where TUserRole, new(), IdentityUserRole<TKey>!
        where TRoleClaim, new(), IdentityRoleClaim<TKey>!
    {
        public abstract Task<TRole?>! FindByNameAsync(string! normalizedName, CancellationToken cancellationToken = default);
    }
}