private object GetInstance(Type type, bool throwError)
{
var scope = IoCScope.GetCurrent();
var hasScope = scope != null;
if (hasScope && scope.TryGetInstance(type, out object instance))
{
return(instance);
}
var hasRegistration = _registrator.TryGet(type, out IIoCRegistration registration);
if (hasRegistration && registration.MustBeScoped && !hasScope)
{
if (throwError)
{
throw new InvalidOperationException($"The type {type.FullName} could not be created since it requires a scope");
}
else
{
return(null);
}
}
var newInstance = _factory.GetInstance(type, throwError);
if (newInstance == null)
{
return(null);
}
if (hasScope)
{
if (hasRegistration)
{
if (!registration.CanBeScoped)
{
return(newInstance);
}
scope.Register(registration, newInstance);
}
else
{
scope.Register(newInstance);
}
}
return(newInstance);
}
public void Dispose()
{
if (_instances != null)
{
foreach (var instance in _instances.Values)
{
if (instance.Registration != null)
{
instance.Registration.Unload(instance.Instance);
}
else
{
(instance.Instance as IDisposable)?.Dispose();
}
}
_instances = null;
}
var storedScope = ScopeLocal.Value;
IoCScope childScope = null;
while (storedScope != null && !ReferenceEquals(storedScope, this))
{
childScope = storedScope;
storedScope = storedScope.Parent;
}
if (storedScope == null)
{
throw new ArgumentException("The scope could not be found in the scope chain");
}
if (childScope != null)
{
childScope.Parent = storedScope.Parent;
}
else
{
ScopeLocal.Value = storedScope.Parent;
}
}