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There are some great PEG parsers in Ruby: * Parslet: http://kschiess.github.com/parslet/ http://kschiess.github.com/parslet/ * Treetop: http://kschiess.github

There are some great PEG parsers in Ruby: * Parslet: http://kschiess.github.com/parslet/ http://kschiess.github.com/parslet/ * Treetop: http://kschiess.github.com/parslet/ http://kschiess.github.com/parslet/

demallien 15y ago
Treetop is great - I have previously written parsers using yacc and lex, and I found treetop to be around about 2 orders of magnitude more productive. That said, I don't know that I would want to use it on large files with a complex grammar :/