private void UpdateDependenciesSnapshotAsync(
ImmutableDictionary <ITargetFramework, IDependenciesChanges> changes,
IProjectCatalogSnapshot catalogs,
ITargetFramework activeTargetFramework)
{
DependenciesSnapshot newSnapshot;
bool anyChanges = false;
HashSet <string> projectItemSpecs = GetProjectItemSpecsFromSnapshot(catalogs);
// Note: we are updating existing snapshot, not receivig a complete new one. Thus we must
// ensure incremental updates are done in the correct order. This lock ensures that here.
lock (_snapshotLock)
{
newSnapshot = DependenciesSnapshot.FromChanges(
CommonServices.Project.FullPath,
_currentSnapshot,
changes,
catalogs,
activeTargetFramework,
SnapshotFilters.Select(x => x.Value),
SubTreeProviders.Select(x => x.Value),
projectItemSpecs,
out anyChanges);
_currentSnapshot = newSnapshot;
}
if (anyChanges)
{
// avoid unnecessary tree updates
ScheduleDependenciesUpdate();
}
}
IEnumerable <IProjectDependenciesSubTreeProvider> IDependenciesGraphProjectContext.GetProviders()
{
return(SubTreeProviders.Select(x => x.Value).ToList());
}