void AbsolutePath(out PathElement expr)
{
expr = new RootElement(SP);
Expect(48);
if (la.kind == 28 || la.kind == 47)
{
QualifiedPath(out var items);
expr.Next = items;
}
}
void RelativePath(out PathElement rv)
{
NodeTest(out var elem);
rv = elem;
if (la.kind == 45)
{
Predicate(out var predicate);
elem.Predicate = predicate;
}
if (la.kind == 28 || la.kind == 47)
{
QualifiedPath(out var rest);
elem.Next = rest;
}
}
void QualifiedPath(out PathElement elem)
{
elem = null;
if (la.kind == 28)
{
Get();
RelativePath(out elem);
}
else if (la.kind == 47)
{
Get();
elem = new DescendantsPathElement(SP);
RelativePath(out var innerElem);
elem.Next = innerElem;
}
else
{
SynErr(55);
}
}