Re: [Caml-list] Literate (sort-of) programming in OCaml

[Ashish Agarwal <agarwal1975@gmail.com>]

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OCaml Labs is developing MPP (Meta Preprocessor) [1]. It will be used in a
new implementation of ocaml.org [2], which includes pages like 99 problems
[3] that are generated by running ocaml code through the toploop. In case
blah = Markdown, please also note the new Markdown library [4].

[1] https://github.com/pw374/MPP-language-blender
[2] http://lists.ocaml.org/pipermail/infrastructure/2013-July/000211.html
[3] http://ocaml.org/tutorials/99problems.html
[4] http://lists.ocaml.org/pipermail/infrastructure/2013-July/000223.html



On Mon, Sep 2, 2013 at 11:39 AM, Jonathan Protzenko <
jonathan.protzenko@gmail.com> wrote:

> Hi,
>
> I am currently writing a big, mostly textual document in format blah
> (blah being of a course a meta-variable). Are there any tools that
> would allow me to interleave OCaml code with the contents of my
> document?
>
> More on my use-case. Creating this document requires me to perform
> various subtasks, such as:
> - write a code snippet in the document,
> - put the code snippet in a file,
> - call an external program on the file,
> - paste the output into the document.
>
> Naturally, I wish to automate this. I could roll my own set of
> commands, and parse them with OCaml, but I would be re-creating a
> scripting language, and it seems to me that interleaving OCaml code
> within my document would be better. Here's what I have in mind:
>
>
> blah blah blah blah blah blah blah blah blah blah blah blah blah blah
> blah blah
> blah blah blah blah blah blah blah blah blah blah blah blah blah blah
> blah blah
> blah ... we thus write the following code ... :
>
> {%
>   let code = "<sample code>" in
>   output code
> %}
>
> blah blah blah ... after running the command blah ... the output is as
> follows ... blah
>
> {%
>   let f = write_into_temp_file code in
>   let s = run_and_read "myprogram" [f] in
>   output s
> %}
>
> blah blah blah blah blah blah blah blah blah blah blah blah blah blah
> blah blah ...
>
>
> Are you aware of any tool that would allow me to achieve this?
>
> Thanks,
>
> ~ jonathan
>
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