private static void CheckUniqueIds(ErrorContainer errors, List <SourceFile> sourceFiles)
{
var uniqueIds = new HashSet <string>();
foreach (var sourceFile in sourceFiles)
{
foreach (var ctrl in sourceFile.Flatten())
{
if (!uniqueIds.Add(ctrl.ControlUniqueId))
{
errors.GenericMsAppError("Duplicate Control Unique Ids");
}
}
}
}
