Escape literal left braces in regular expressions #26
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Upstream changes: 3.52 - 2016-11-23 - minor maintenance release - fixed: the previous fix was buggy... 3.51 - 2016-11-23 - minor maintenance release - fixed: failing tests when XML::XPathEngine and XML::XPath not available 3.50 - 2016-11-22 - minor maintenance release - added: the no_xxe option to XML::Twig::new, which causes the parse to fail if external entities are used (to prevent malicious XML to access the filesystem). See RT#118097 https://rt.cpan.org/Public/Bug/Display.html?id=118097 - fixed: warning (and soon error) due to unescaped literal left braces in regular expressions in the code generating Twig.pm reported by trwyant mirod/xmltwig#26 - fixed: (partial fix) implement getNamespaces in XML::Twig::XPath::Elt the expression doesn't crash the code, but doesn't return anything interesting (yet) reported by Nathan Glenn mirod/xmltwig#12 - fixed: various spelling mistakes mirod/xmltwig#24 thanks to James McCoy for the patch - git repo cleanup, thanks to mjg17
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With Perl 5.25.1, unescaped literal left braces in regular expressions become an error. This is part of a deprecation that was begun in 5.22. This issue turned up in the "speedup" script, not in XML::Twig proper, so the warnings (when they were warnings) were only visible when running Makefile.PL.
A pull request is in preparation.
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