From: David Ross <dross@...>
Date: 2004-11-13T11:41:21+09:00
Subject: Re: [ANN] ParseTree 1.1.0 Released

Ryan Davis wrote:

> Subject: ParseTree 1.1.0 Released
>
> ParseTree version 1.1.0 has been released!
>
>   http://www.zenspider.com/ZSS/Products/ParseTree/
>
> ** DESCRIPTION:
>
> ParseTree is a C extension (using RubyInline) that extracts the parse
> tree for an entire class or a specific method and returns it as a
> s-expression (aka sexp) using ruby's arrays, strings, symbols, and
> integers.
>
> As an example:
>
>   def conditional1(arg1)
>     if arg1 == 0 then
>       return 1
>     end
>     return 0
>   end
>
> becomes:
>
>   [:defn,
>     "conditional1",
>     [:scope,
>      [:block,
>       [:args, "arg1"],
>       [:if,
>        [:call, [:lvar, "arg1"], "==", [:array, [:lit, 0]]],
>        [:return, [:lit, 1]],
>        nil],
>       [:return, [:lit, 0]]]]]
>
> ** FEATURES/PROBLEMS:
>
> + Uses RubyInline, so it just drops in.
> + Includes SexpProcessor and CompositeSexpProcessor.
>     + Allows you to write very clean filters.
> + Includes show.rb, which lets you quickly snoop code.
> + Includes abc.rb, which lets you get abc metrics on code.
>     + abc metrics = numbers of assignments, branches, and calls.
>     + whitespace independent metric for method complexity.
> + Only works on methods in classes/modules, not arbitrary code.
> + Does not work on the core classes, as they are not ruby (yet).
>
>   http://www.zenspider.com/ZSS/Products/ParseTree/
>
> ** SYNOPSYS:
>
>   sexp_array = ParseTree.new.parse_tree(klass)
>
> or:
>
>   class MyProcessor < SexpProcessor
>     def initialize
>       super
>       self.strict = false
>     end
>     def process_lit(exp)
>       val = exp.shift
>       return val
>     end
>   end
>
> or:
>
>   % ./parse_tree_show myfile.rb
>
> or:
>
>   % ./parse_tree_abc myfile.rb
>
> Changes:
>
> + 2 minor enhancement
>     + Added SexpProcessor and CompositeSexpProcessor
>     + Allowed show.rb to read from standard input.
> + 3 bug fixes
>     + Fixed makefile issues for BSD's make - so dumb.

bsd make power! ;) just curious, what issue?

>     + Added super as a call in abc.rb's metrics
>     + Commented out a compiler flag to work with GCC 2.95.
>
>   http://www.zenspider.com/ZSS/Products/ParseTree/
>
>
>
nice. I'm glad there are people still announcing to the mailing list, 
only releasing files to rubyforge is discouraging since no one bothers 
to look at files and looks at r-t announcements ;), Course theres raa, 
but theres so much dated libraries.

David Ross
-- 
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