public object Resolve(IResolutionRoot resolutionRoot, IResolutionParameters resolutionParameters)
{
Type type = resolutionParameters.TypeToResolve;
TypeInfo typeInfo = type.GetTypeInfo();
if (typeInfo.IsGenericType)
{
var genericType = type.GetGenericTypeDefinition();
if (genericType == typeof(IEnumerable<>) ||
genericType == typeof(ICollection<>) ||
genericType == typeof(IList<>) ||
genericType == typeof(List<>))
{
return this.GetAllAsList(resolutionRoot, typeInfo.GenericTypeArguments[0], resolutionParameters);
}
}
if (typeInfo.IsArray)
{
var argumentType = type.GetElementType();
return this.GetAllAsArray(resolutionRoot, argumentType, resolutionParameters);
}
return resolutionRoot.Get(
type,
resolutionParameters.Constraint,
resolutionParameters.Parameters.ToArray());
}
public object GetAllAsArray(IResolutionRoot resolutionRoot, Type type, IResolutionParameters resolutionParameters)
{
var list = this.GetAllAsList(resolutionRoot, type, resolutionParameters);
return typeof(Enumerable)
.GetTypeInfo()
.GetDeclaredMethod("ToArray")
.MakeGenericMethod(type)
.Invoke(null, new[] { list });
}
public object GetAllAsList(IResolutionRoot resolutionRoot, Type type, IResolutionParameters resolutionParameters)
{
var listType = typeof(List<>).MakeGenericType(type).GetTypeInfo();
var list = listType.DeclaredConstructors.Single(x => !x.GetParameters().Any()).Invoke(new object[0]);
var addMethod = listType.GetDeclaredMethod("Add");
IEnumerable<object> values = resolutionRoot.GetAll(type, resolutionParameters.Constraint, resolutionParameters.Parameters.ToArray());
foreach (var value in values)
{
addMethod.Invoke(list, new[] { value });
}
return list;
}
