Lines Matching refs:label
214 # "%label:" prefix
215 label = None
222 label = self.tokenizer.sval
234 if label is not None:
235 node.label = label
262 if label is not None and isinstance(node, TreePattern):
263 node.label = label
273 When using %label:TOKENNAME in a tree for parse(), we must
274 track the label.
280 self.label = None
285 if self.label is not None:
286 return '%' + self.label + ':' + CommonTree.toString(self)
447 def visitor(tree, parent, childIndex, label):
469 label.
562 if tpattern.label is not None and labels is not None:
563 # map label in pattern to node in t1
564 labels[tpattern.label] = t1
