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Prevent XPath from returning the same node multiple times in Python3

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João Henrique 2019-09-04 15:53:02 -03:00
parent ae2a689a68
commit f15a9f7628
1 changed files with 5 additions and 0 deletions
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5
runtime/Python3/src/antlr4/xpath/XPath.py
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@ -261,6 +261,11 @@ class XPath(object):
# e.g., //func/*/stat might have a token node for which # e.g., //func/*/stat might have a token node for which
# we can't go looking for stat nodes. # we can't go looking for stat nodes.
matching = element.evaluate(node) matching = element.evaluate(node)
# See issue antlr#370 - Prevents XPath from returning the
# same node multiple times
matching = filter(lambda m: m not in work_next, matching)
work_next.extend(matching) work_next.extend(matching)
work = work_next work = work_next