/// <summary>
/// Specifies that the constructor parameter shall be received from an attribute on the controller.
/// </summary>
/// <typeparam name="TAttribute">The type of the attribute.</typeparam>
/// <param name="syntax">The constructor argument syntax.</param>
/// <returns>The syntax to specify which value to use.</returns>
public static AttributeValueSelector <TAttribute> FromControllerAttribute <TAttribute>(this IConstructorArgumentSyntax syntax)
where TAttribute : Attribute
{
return(new AttributeValueSelector <TAttribute>(
syntax.Context.Parameters.OfType <FilterContextParameter>().Single().ActionDescriptor.ControllerDescriptor
.GetCustomAttributes <TAttribute>().Single()));
}
/// <summary>
/// Specifies that the constructor parameter shall be received from an attribute on the action.
/// </summary>
/// <typeparam name="TAttribute">The type of the attribute.</typeparam>
/// <param name="syntax">The constructor argument syntax.</param>
/// <returns>The syntax to specify which value to use.</returns>
public static AttributeValueSelector <TAttribute> FromActionAttribute <TAttribute>(this IConstructorArgumentSyntax syntax)
where TAttribute : Attribute
{
return(new AttributeValueSelector <TAttribute>(
syntax.Context.Parameters.OfType <FilterContextParameter>().Single().ActionDescriptor // use existin impl
.GetCustomAttributes(typeof(TAttribute), true).OfType <TAttribute>().Single()));
}
