public override PropertyTreeMetaObject BindInitializer(Expression expression, IExpressionContext context, IServiceProvider serviceProvider)
{
var values = expression.Evaluate(context);
if (values == null)
{
return(this);
}
if (!(values is IEnumerable))
{
values = new [] { values };
}
var myValues = ReflectionMetaObject.GetAddonElements((IEnumerable)values);
var addon = ReflectionMetaObject.FindAddonMethod(ComponentType, myValues);
if (addon == null)
{
var errors = serviceProvider.GetServiceOrDefault(PropertyTreeBinderErrors.Default);
errors.NoAddMethodSupported(component.GetType(), PropertyTreeBinderImpl.FindFileLocation(serviceProvider));
return(this);
}
foreach (var item in myValues)
{
addon.Invoke(Component, new object[] {
item
});
}
return(this);
}
void TryAggregation(object current)
{
var enumerable = value as IEnumerable;
if (enumerable == null)
{
return;
}
var items = enumerable;
if (!ReferenceEquals(current, items) && enumerable.GetEnumerator().MoveNext())
{
MethodInfo mi = ReflectionMetaObject.FindAddonMethod(current.GetType(), enumerable);
if (mi == null)
{
throw new NotImplementedException();
}
foreach (var item in items)
{
mi.Invoke(current, new object[] {
item
});
}
}
}