internal PythonVariable DefineDeleted(string name)
{
PythonVariable variable = _currentScope.EnsureVariable(name);
variable.RegisterDeletion();
return(variable);
}
internal virtual void AddFreeVariable(PythonVariable variable, bool accessedInScope)
{
Debug.Assert(variable?.Kind is VariableKind.Local or VariableKind.Parameter);
if (_freeVars == null)
{
_freeVars = new List <PythonVariable>();
}
if (!_freeVars.Contains(variable))
{
_freeVars.Add(variable);
if (TryGetVariable(variable.Name, out PythonVariable nonlocal) &&
nonlocal.Kind is VariableKind.Nonlocal &&
nonlocal.MaybeDeleted)
{
variable.RegisterDeletion();
}
}
}