public ReducerSection(IActivator activator, ITypeRequest subReducer, Expression <StateSubSectionSelectionDelegate <TState, TSectionType> > sectionSelector)
{
m_sectionSelector = sectionSelector;
m_sectionReducer = activator.Get <IReducer <TSectionType> >(subReducer);
MemberExpression memberExpression = (MemberExpression)sectionSelector.Body;
PropertyInfo propertyInfo = (PropertyInfo)memberExpression.Member;
if (!propertyInfo.CanWrite || !propertyInfo.CanRead)
{
throw new NotAccessableSubSectionProperty($"The property {propertyInfo.Name} is being used as a Sub Section reducer however it is an invalid target. Any property used *MUST* be both to be able to be read and written to.");
}
m_getValue = (GetterDelegate)Delegate.CreateDelegate(typeof(GetterDelegate), propertyInfo.GetMethod);
m_setValue = (SetterDelegate)Delegate.CreateDelegate(typeof(SetterDelegate), propertyInfo.SetMethod);
}
/// <summary>
/// The default activation implemention that can be overridden by the end users. It is however always
/// used at least once to create the first activator.
/// </summary>
/// <param name="type">The type wanting to be created</param>
/// <param name="activationInfo">The type activation info</param>
/// <returns>The created instance</returns>
internal static object Get(ITypeRequest typeRequest, IEnumerable <IParameter> addtionalParameters = null)
{
if (typeRequest == null)
{
throw new ArgumentNullException(nameof(typeRequest));
}
List <IParameter> parameters = new List <IParameter>(typeRequest.Parameters);
if (addtionalParameters != null)
{
parameters.AddRange(addtionalParameters);
}
object instance = Construct(typeRequest.Type, parameters);
return(instance);
}
/// <summary> /// The default activation implemention that can be overridden by the end users. It is however always /// used at least once to create the first activator. /// </summary> /// <param name="type">The type wanting to be created</param> /// <param name="activationInfo">The type activation info</param> /// <returns>The created instance</returns> internal static T Get <T>(ITypeRequest typeRequest, IEnumerable <IParameter> addtionalParameters = null) => (T)Get(typeRequest, addtionalParameters);
/// <inheritdoc cref="IActivator"/> object IActivator.Get(ITypeRequest typeRequest, IEnumerable <IParameter> addtionalParameters = null) => Get(typeRequest, addtionalParameters);
