Hi Puzzler,

Instaparse seems to be a wonderful piece of software congrats ! I haven't 
had the time to test it yet but 
it's on the top of my to do list.

Cheers
Jeremy.

PS This is kind of a fan boy message but congratulations really seem to be 
in order nonetheless :)

On Tuesday, May 14, 2013 10:13:52 AM UTC+2, puzzler wrote:
>
> Instaparse is an easy-to-use, feature-rich parser generator for Clojure.  
> The big idea behind instaparse is to make it simple to convert grammars to 
> parsers without needing to know the idiosyncrasies of LL1, LALR, and other 
> esoteric grammar restrictions imposed by most parser generators.
>
> When I announced instaparse a little over a month ago, I imagined that I 
> had packed so many features into it, that surely there was nothing more 
> that anyone could possibly want.  Oh, how naive I was :) .  Within a few 
> days, there were a half-dozen great enhancement ideas posted on the github 
> site.  
>
> Here are the highlights of the new 1.1.0 release:
>
> 1. Support for comments in the grammar.  (This was by far the most popular 
> request.)
>
> 2. A new front-end for ABNF grammars.  ABNF is a syntax popular for 
> carefully defining protocols in formal specs.  Instaparse's support for 
> ABNF means that it is a simple copy-paste exercise to turn these 
> specifications into an executable parser.
>
> 3. The ability to convert EBNF and ABNF *fragments* into Clojure data 
> structures that can be easily merged with one another and with data 
> structures built by the combinator library.
>
> https://github.com/Engelberg/instaparse for full feature list and 
> extensive tutorial.
> https://github.com/Engelberg/instaparse/blob/master/CHANGES.md for a list 
> of changes since the last version.
> https://github.com/Engelberg/instaparse/blob/master/docs/ABNF.md for 
> detailed docs about the new ABNF syntax.
>
> It seems that whenever instaparse comes up, there is an outcry from people 
> who have a visceral reaction against the notion of building a parser from a 
> *string specification* of a grammar.  So I want to be clear up front that 
> instaparse supports *three *input formats that you can freely 
> mix-and-match: EBNF strings, ABNF strings, and Clojure data structures.  
> String input  is particularly handy since most grammars are already written 
> down somewhere in one of these two notations, but the data structures are 
> an option if you need them.  Instaparse also supports two output formats: 
> hiccup and enlive.
>
> This release focused mostly on adding new features; the next version will 
> primarily be another round of performance tuning.  If you want to follow 
> along and help test as I try out new optimization strategies, keep an eye 
> on the 1.2.0-SNAPSHOT branch:
> https://github.com/Engelberg/instaparse/tree/v1.2
>
> Special thanks to Alex Engelberg who implemented the new ABNF input 
> format, and David Powell and Peter Monks who suggested the feature and 
> helped test it.
>

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