Hi 

On 1 Jul 2011, at 20:27, Eric Schulte wrote:
>>> 
> I can't reproduce this problem, for example the following works for me
> on the latest version of Org-mode.  I think perhaps you may not be on
> the latest git HEAD.
> 
> Thanks again for this great contribution -- Eric
> 
> ** define a block with a name for noweb expansion
>   :PROPERTIES:
>   :tangle:   yes
>   :noweb:    yes
>   :END:
> 
> #+source: simple(something="something")
> #+begin_src emacs-lisp
>  something
> #+end_src
> 
> another block including the first block
> #+begin_src emacs-lisp
>  <<simple(something="something else")>>
> #+end_src
> 
> -- 
> Eric Schulte
> http://cs.unm.edu/~eschulte/

OK - It appears I was getting the differing results since I wasn't
passing in default parameters to my ruby blocks being called by
noweb...

was...

#+srcname:  gen_arpeggio(key,root)

now...

#+srcname:  gen_arpeggio(key="c",root="c")

Regards

Martyn