Announcing Marpa 0.200000
Marpa Following a standard rhetoric of version numbers, this indicates that it's an official release and a major step forward, but still alpha. Marpa is a general BNF parser generator -- it parses from any grammar that you can write in BNF. It's based on Earley's algorithm, but incorporates recent advances, so that it runs in linear time for all those grammars parseable by yacc or recursive descent.
The big news with Marpa 0.200000 is Marpa's 3rd generation evaluator. The previous version of Marpa had two eval…