// ListComp
public override bool Walk(ListComprehension node)
{
BitArray save = _bits;
_bits = new BitArray(_bits);
foreach (ComprehensionIterator iter in node.Iterators) {
iter.Walk(this);
}
node.Item.Walk(this);
_bits = save;
return false;
}
public override void PostWalk(ListComprehension node)
{
if (_curUnit.ProjectState.LanguageVersion.Is7x()) {
Debug.Assert(_scope is ComprehensionScope);
_scope = _scope.OuterScope;
}
base.PostWalk(node);
}
// ListComprehension
public override bool Walk(ListComprehension node)
{
return ShouldWalkWorker(node);
}
public override bool Walk(ListComprehension node)
{
// List comprehension runs in a new scope in 3.x, runs in the same
// scope in 2.x. But these don't get their own analysis units
// because they are still just expressions.
if (_curUnit.ProjectState.LanguageVersion.Is7x()) {
EnsureComprehensionScope(node, MakeListComprehensionScope);
}
return base.Walk(node);
}
public override void PostWalk(ListComprehension node)
{
PostWalkWorker(node);
}