InstallationFlow.cs

IProcessingContext installationContext = InstallerManager.CreateInstallationContext(this._skipFile);

public static IProcessingContext CreateInstallationContext(bool skipFile = false) => (IProcessingContext)new ExtSimpleProcessingContext(skipFile);

public void InstallPackage(string path, bool registerInstallation, ISource<PackageEntry> source, IProcessingContext context)
{
	//..omit for brevity
	
	using (new PackageInstallationContext())
	{
		using (ConfigWatcher.PostponeEvents())
		{
			ISink<PackageEntry> installerSink = CreateInstallerSink(context);
			
			if(context is ExtSimpleProcessingContext extSimpleProcessingContext)
			{
				new CustomEntrySorter(source, extSimpleProcessingContext.SkipFile).Populate(installerSink);
			}
			else
			{
				new CustomEntrySorter(source).Populate(installerSink);
			}
			
			//..omit for brevity
		}
	}
	
	//..omit for brevity
}