/// <summary>
/// Selects a decorator using a resolver function. The implementation directly
/// before this point in the decorator 'stack' (be it the initial implementation or a
/// decorator itself) will be passed to the selected implementation. Thus this implementation
/// will 'wrap' the one before it.
/// </summary>
/// <returns>A customisation helper by which further implementations may be added to the decorator 'stack'.</returns>
/// <param name="resolverFunc">A function which is used to resolve the decorator object.</param>
public AutofacDecoratorCustomizer ThenWrapWith(Func <object, IComponentContext, object> resolverFunc)
{
if (resolverFunc == null)
{
throw new ArgumentNullException(nameof(resolverFunc));
}
var decoratorImpl = resolverFunc(Implementation, resolver.GetComponentContext());
return(new AutofacDecoratorCustomizer(resolver, serviceType, decoratorImpl));
}
/// <summary>
/// Selects the initial implementation type using a generic type parameter.
/// </summary>
/// <returns>A customisation helper by which further implementations may be added to the decorator 'stack'.</returns>
/// <param name="resolverFunc">A function which is used to resolve the initial implementation object.</param>
public AutofacDecoratorCustomizer UsingInitialImpl(Func <IComponentContext, object> resolverFunc)
{
if (resolverFunc == null)
{
throw new ArgumentNullException(nameof(resolverFunc));
}
var initialImpl = resolverFunc(resolver.GetComponentContext());
return(new AutofacDecoratorCustomizer(resolver, serviceType, initialImpl));
}