From: Ryan Davis <ryand-ruby@...>
Date: 2009-08-20T02:39:28+09:00
Subject: Re: [ANN] ruby2c 1.0.0.7 Released


On Aug 19, 2009, at 10:31 , Ryan Davis wrote:

>
> On Aug 19, 2009, at 09:42 , Reid Thompson wrote:
>
>> Roger Pack wrote:
>>>> * translate.rb  - Translates a given file to C.
>>> Unable to find file.
>>> If anyone's looking for an example of how to use it, here's one.
>>> http://betterlogic.com/roger/?p=1849
>>> Cheers.
>>> -r
>> $ irb
>> irb(main):001:0> require 'ruby_parser'
>> => true
>> irb(main):002:0> require 'ruby_to_ruby_c'
>> => true
>> irb(main):003:0> all = RubyParser.new.parse(File.read 'hello.rb')
>> NoMethodError: undefined method `clear' for nil:NilClass
>>       from /usr/lib/ruby/gems/1.8/gems/ruby_parser-2.0.4/lib/ 
>> ruby_parser_extras.rb:938:in `reset'
>>       from /usr/lib/ruby/gems/1.8/gems/ruby_parser-2.0.4/lib/ 
>> ruby_parser_extras.rb:766:in `reset'
>>       from /usr/lib/ruby/gems/1.8/gems/ruby_parser-2.0.4/lib/ 
>> ruby_parser_extras.rb:345:in `initialize'
>>       from (irb):3:in `new'
>>       from (irb):3
>> irb(main):004:0>
>
> Don't bring it up here. File a bug.

But you'll have to provide better information. This works fine for me:

% ruby -v -I../lib -rubygems -e 'require "ruby_parser"; require  
"ruby_to_ruby_c"; p RubyParser.new.parse(File.read("hello.rb"))'
ruby 1.8.6 (2008-08-11 patchlevel 287) [universal-darwin9.0]
s(:class, :Hello, nil, s(:scope, s(:block, s(:defn, :hello, s(:args),  
s(:scope, s(:block, s(:call, nil, :puts, s(:arglist, s(:str, "hello  
world")))))), s(:defn, :main, s(:args), s(:scope, s(:block, s(:call,  
nil, :hello, s(:arglist)), s(:return, s(:lit, 0))))))))