/// <summary>
/// Creates a scope for the given <see cref="DataLoaderContext"/>.
/// </summary>
/// <param name="context"></param>
/// <param name="completeOnDisposal">Configures whether to complete the context when the scope is disposed of. </param>
internal DataLoaderScope(DataLoaderContext context, bool completeOnDisposal)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
_completeOnDisposal = completeOnDisposal;
_loadCtx = context;
_prevLoadCtx = DataLoaderContext.Current;
DataLoaderContext.SetCurrentContext(_loadCtx);
}
/// <summary>
/// Marks the end of this scope and the point at which pending loaders will be fired.
/// </summary>
public void Dispose()
{
#if NETSTANDARD1_3
if (_loadCtx != DataLoaderContext.Current)
{
throw new InvalidOperationException("This context for this scope does not match the current context");
}
#endif
if (_completeOnDisposal)
{
_loadCtx.Complete();
}
DataLoaderContext.SetCurrentContext(_prevLoadCtx);
}