internal override string CheckDelete()
{
for (int i = 0; i < Items.Count; i++)
{
Expression e = Items[i];
if (e.CheckDelete() != null)
{
// we don't return the same message here as CPython doesn't seem to either,
// for example ((yield a), 2,3) = (2,3,4) gives a different error than
// a = yield 3 = yield 4.
return("can't delete " + e.NodeName);
}
}
return(null);
}
internal override string CheckDelete()
{
return(_expression.CheckDelete());
}
