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From: Alan Schmitt <alan.schmitt@polytechnique.org>
To: emacs-orgmode <emacs-orgmode@gnu.org>
Subject: Re: evaluation issue with ocaml code (due to changes to org-babel-comint-with-output)
Date: Wed, 16 Dec 2015 21:29:05 +0100	[thread overview]
Message-ID: <m2d1u6f88e.fsf@polytechnique.org> (raw)
In-Reply-To: <m2io41nsly.fsf@polytechnique.org> (Alan Schmitt's message of "Mon, 14 Dec 2015 13:04:57 +0100")


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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.


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From 59e6912e6bf769fff2f48b6c2af95bda918d0cd9 Mon Sep 17 00:00:00 2001
From: Alan Schmitt <alan.schmitt@polytechnique.org>
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


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For the record, the problem I wanted to fix.

On 2015-12-14 13:04, Alan Schmitt <alan.schmitt@polytechnique.org> 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

-- 
OpenPGP Key ID : 040D0A3B4ED2E5C7
Athmospheric CO₂ (Updated December 13, 2015, Mauna Loa Obs.): 401.31 ppm

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  reply	other threads:[~2015-12-16 20:29 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-08  9:14 evaluation issue with ocaml code (due to changes to org-babel-comint-with-output) Alan Schmitt
2015-12-14 12:04 ` Alan Schmitt
2015-12-16 20:29   ` Alan Schmitt [this message]
2015-12-18  8:18     ` Alan Schmitt
2015-12-18 21:38       ` Nicolas Goaziou
2015-12-21  8:06         ` Alan Schmitt

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