Re: [O] evaluation issue with ocaml code (due to changes to org-babel-comint-with-output)

[Alan Schmitt]

Hello,

Can I push this?

Thanks,

Alan

On 2015-12-16 21:29, Alan Schmitt <address@hidden> writes:

> Hello,
>
> I finally found the issue (using the plain debugger): the call to
> org-babel-comint-with-output was set to remove the echo, but the only
> time there is an echo of the full body is when a single line function
> has an error, and this echo is useful to show where the error is. Here
> is a patch that makes sure the echo is kept.
>
> From 59e6912e6bf769fff2f48b6c2af95bda918d0cd9 Mon Sep 17 00:00:00 2001
> From: Alan Schmitt <address@hidden>
> Date: Wed, 16 Dec 2015 21:19:23 +0100
> Subject: [PATCH] ob-ocaml.el: Keep echo to display ocaml errors
>
> * ob-ocaml.el (org-babel-execute:ocaml): call
> `org-babel-comint-with-output' with nil `remove-echo' argument.
> ---
>  lisp/ob-ocaml.el | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/lisp/ob-ocaml.el b/lisp/ob-ocaml.el
> index 48f8aba..68ac859 100644
> --- a/lisp/ob-ocaml.el
> +++ b/lisp/ob-ocaml.el
> @@ -66,7 +66,7 @@
>           (session (org-babel-prep-session:ocaml
>                  (cdr (assoc :session params)) params))
>           (raw (org-babel-comint-with-output
> -               (session org-babel-ocaml-eoe-output t full-body)
> +               (session org-babel-ocaml-eoe-output nil full-body)
>               (insert
>                (concat
>                 (org-babel-chomp full-body) ";;\n"
> -- 
> 2.6.4
>
>
> For the record, the problem I wanted to fix.
>
> On 2015-12-14 13:04, Alan Schmitt <address@hidden> writes:
>
>>> I have found that commit f0bf77e82a3d37ba7548aa40198bc982e9875f1b breaks
>>> evaluation of ocaml code. With the following init file (the
>>> `package-initialize' is there for tuareg to be available):
>>>
>>> #+begin_src emacs-lisp
>>> (add-to-list 'load-path "/Users/schmitta/projets/org-mode/lisp")
>>>
>>> (require 'org)
>>>
>>> (package-initialize)
>>>
>>> (org-babel-do-load-languages
>>>  'org-babel-load-languages
>>>  '((ocaml . t)))
>>> #+end_src
>>>
>>> When I evaluate this block I get this result:
>>>
>>> #+BEGIN_SRC ocaml :results code verbatim :exports results
>>> 1 + "toto";;
>>> #+END_SRC
>>>
>>> #+results:
>>> #+BEGIN_SRC ocaml
>>> Characters 4-10:
>>>   1 + "toto";;;;
>>>       ^^^^^^
>>> Error: This expression has type string but an expression was expected of 
>>> type
>>>          int
>>> #+END_SRC
>>>
>>> After commit f0bf77e82a3d37ba7548aa40198bc982e9875f1b I get this:
>>>
>>> #+results:
>>> #+BEGIN_SRC ocaml
>>> ;;
>>>       ^^^^^^
>>> Error: This expression has type string but an expression was expected of 
>>> type
>>>          int
>>> #+END_SRC
>
> Best,
>
> Alan

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