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Updated CHANGELOG

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David Majda 2010-06-09 10:28:36 +02:00
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CHANGELOG
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0.5 (2010-05-10)
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Big Changes:
* Syntax change: Use labeled expressions and variables instead of $1, $2, etc.
* Syntax change: Replaced ":" after a rule name with "=".
* Syntax change: Allow trailing semicolon (";") for rules
* Semantic change: Start rule of the grammar is now implicitly its first rule.
* Implemented semantic predicates.
* Implemented initializers.
* Removed ability to change the start rule when generating the parser.
* Added several compiler optimizations -- 0.5 is ~11% faster than 0.4 in the
benchmark on V8.
Small Changes:
* PEG.buildParser now accepts grammars only in string format.
* Added "Generated by ..." message to the generated parsers.
* Formatted all grammars more consistently and transparently.
* Added notes about ECMA-262, 5th ed. compatibility to the JSON example grammar.
* Guarded against redefinition of |undefined|.
* Made bin/pegjs work when called via a symlink (issue #1).
* Fixed bug causing incorrect error messages (issue #2).
* Fixed error message for invalid character range.
* Fixed string literal parsing in the JavaScript grammar.
* Generated code improvements and fixes.
* Internal code improvements and fixes.
* Improved README.md.
0.4 (2010-04-17)
----------------