/// <inheritdoc />
public override DbContextOptions WithExtension <TExtension>(TExtension extension)
{
Check.NotNull(extension, nameof(extension));
return(new DbContextOptions <TContext>(ExtensionsMap.SetItem(extension.GetType(), extension)));
}
/// <summary>
/// Gets the extension of the specified type. Returns <see langword="null" /> if no extension of the specified type is configured.
/// </summary>
/// <typeparam name="TExtension"> The type of the extension to get. </typeparam>
/// <returns> The extension, or <see langword="null" /> if none was found. </returns>
public virtual TExtension?FindExtension <TExtension>()
where TExtension : class, IDbContextOptionsExtension
=> ExtensionsMap.TryGetValue(typeof(TExtension), out var extension) ? (TExtension)extension : null;