private NonlocalStatement ParseNonlocalStmt()
{
if (_functions != null && _functions.Count == 0 && _classDepth == 0) {
ReportSyntaxError("nonlocal declaration not allowed at module level");
}
Eat(TokenKind.KeywordNonlocal);
string localWhiteSpace = _tokenWhiteSpace;
var start = GetStart();
List<string> commaWhiteSpace;
List<string> namesWhiteSpace;
var l = ReadNameList(out commaWhiteSpace, out namesWhiteSpace);
var names = l.ToArray();
NonlocalStatement ret = new NonlocalStatement(names);
ret.SetLoc(start, GetEnd());
if (_verbatim) {
AddPreceedingWhiteSpace(ret, localWhiteSpace);
AddListWhiteSpace(ret, commaWhiteSpace.ToArray());
AddNamesWhiteSpace(ret, namesWhiteSpace.ToArray());
}
return ret;
}
// NonlocalStatement
public override bool Walk(NonlocalStatement node)
{
return ShouldWalkWorker(node);
}
public override bool Walk(NonlocalStatement node)
{
foreach (var name in node.Names) {
if (name.Name != null) {
_scope.AddVariable(name.Name, CreateVariableInDeclaredScope(name));
}
}
return false;
}
public override void PostWalk(NonlocalStatement node)
{
PostWalkWorker(node);
}