// Precompile dimensions to pick out position identifiers
DimPosDef ParseDimensionPositions(NodeListParser nlpx)
{
List <string> _dims = new List <string>();
for (var nlp = nlpx.Clone(); !nlp.Done;)
{
var nlp2 = nlp.GetParser();
_dims.Add(nlp2.GetText().AsString);
}
AddPositions(0, "", _dims);
return(null);
}
