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Comparing JSON-XS/XS.pm (file contents):
Revision 1.133 by root, Tue Aug 17 23:27:36 2010 UTC vs.
Revision 1.134 by root, Mon Feb 21 15:38:06 2011 UTC

713calls). 713calls).
714 714
715JSON::XS will only attempt to parse the JSON text once it is sure it 715JSON::XS will only attempt to parse the JSON text once it is sure it
716has enough text to get a decisive result, using a very simple but 716has enough text to get a decisive result, using a very simple but
717truly incremental parser. This means that it sometimes won't stop as 717truly incremental parser. This means that it sometimes won't stop as
718early as the full parser, for example, it doesn't detect parenthese 718early as the full parser, for example, it doesn't detect mismatched
719mismatches. The only thing it guarantees is that it starts decoding as 719parentheses. The only thing it guarantees is that it starts decoding as
720soon as a syntactically valid JSON text has been seen. This means you need 720soon as a syntactically valid JSON text has been seen. This means you need
721to set resource limits (e.g. C<max_size>) to ensure the parser will stop 721to set resource limits (e.g. C<max_size>) to ensure the parser will stop
722parsing in the presence if syntax errors. 722parsing in the presence if syntax errors.
723 723
724The following methods implement this incremental parser. 724The following methods implement this incremental parser.
1255well - using C<eval> naively simply I<will> cause problems. 1255well - using C<eval> naively simply I<will> cause problems.
1256 1256
1257Another problem is that some javascript implementations reserve 1257Another problem is that some javascript implementations reserve
1258some property names for their own purposes (which probably makes 1258some property names for their own purposes (which probably makes
1259them non-ECMAscript-compliant). For example, Iceweasel reserves the 1259them non-ECMAscript-compliant). For example, Iceweasel reserves the
1260C<__proto__> property name for it's own purposes. 1260C<__proto__> property name for its own purposes.
1261 1261
1262If that is a problem, you could parse try to filter the resulting JSON 1262If that is a problem, you could parse try to filter the resulting JSON
1263output for these property strings, e.g.: 1263output for these property strings, e.g.:
1264 1264
1265 $json =~ s/"__proto__"\s*:/"__proto__renamed":/g; 1265 $json =~ s/"__proto__"\s*:/"__proto__renamed":/g;

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