In theory this is exactly what I want sadly I get a
wrong number of arguments (2 for 1)
#
/Users/jan/.rvm/gems/ruby-1.9.2-p290/gems/parslet-1.2.1/lib/parslet/transform.rb:136:in
`apply'
Any idea?
Thanks.
Jan
On Sep 19, 2011, at 15:59 PM, Kaspar Schiess wrote:
>> Is it possible to somehow access information put on the transformer from the
>> rules?
>> I need to supply information to the transformer on creation and then pass it
>> on to every node that gets created in the rules.
>> Any ideas :)?
>
> Hey,
>
> I am not sure if I get this. But: Here's what your question makes me
> think of: Say I have a context object that I want to pass around, like a
> document I want to add all nodes into. Say also that I want to do this
> in nice OOP-style, not using globals. Here's what you do:
>
> doc = Document.new
> transform.apply(tree, :doc => doc)
>
> and a rule in transform would look like:
>
> class MyTransform < Parslet::Transform
> rule(SOMETHING) { doc.append Node.new }
> rule(OROTHER) { |d| d[:doc].append Node.new }
> end
>
> Does this help?
>
> k
>
