//global_stmt: 'global' NAME (',' NAME)*
private GlobalStatement ParseGlobalStmt()
{
Eat(TokenKind.KeywordGlobal);
var start = GetStart();
string globalWhiteSpace = _tokenWhiteSpace;
List<string> commaWhiteSpace;
List<string> namesWhiteSpace;
var l = ReadNameList(out commaWhiteSpace, out namesWhiteSpace);
var names = l.ToArray();
GlobalStatement ret = new GlobalStatement(names);
ret.SetLoc(start, GetEnd());
if (_verbatim) {
AddPreceedingWhiteSpace(ret, globalWhiteSpace);
AddListWhiteSpace(ret, commaWhiteSpace.ToArray());
AddNamesWhiteSpace(ret, namesWhiteSpace.ToArray());
}
return ret;
}
// GlobalStatement
public override bool Walk(GlobalStatement node)
{
return ShouldWalkWorker(node);
}
public override bool Walk(GlobalStatement node)
{
foreach (var name in node.Names) {
if (name.Name != null) {
// set the variable in the local scope to be the real variable in the global scope
_scope.AddVariable(name.Name, _scope.GlobalScope.CreateVariable(node, _curUnit, name.Name, false));
}
}
return false;
}
public override void PostWalk(GlobalStatement node)
{
PostWalkWorker(node);
}
