private void InsertFileRelations(CSharpSyntaxNode root, SourceFile currentFile)
{
var classIdentifiers = root.DescendantNodes()
.OfType <IdentifierNameSyntax>()
.Select(syntax => syntax.Identifier.ToString())
.Where(name => _classesByName.ContainsKey(name));
foreach (var identifier in classIdentifiers)
{
var classFile = _classesByName[identifier].File;
currentFile.AddFileRelation(classFile);
}
}
