Wed, 17 Feb 2016 21:31:09 +0900 parser: add helper function to test if pattern matches parsed tree
Yuya Nishihara <yuya@tcha.org> [Wed, 17 Feb 2016 21:31:09 +0900] rev 34062
parser: add helper function to test if pattern matches parsed tree This function will be used as follows: match('ancestors(_) and not ancestors(_)', x) See the next patch for details.
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