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Testing Camlp4-generated code
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Date: -- (:)
From: Martin Jambon <martin_jambon@e...>
Subject: Re: [Caml-list] Testing Camlp4-generated code
On Sat, 5 Nov 2005, Matt Gushee wrote:

> I have developed a tool that generates a module using Camlp4, and I
> would like to be able to test the output. The structure is fairly small
> and simple, so it should be sufficient to verify that a generated module
> is equivalent to a certain hand-coded module ... but is there a reliable
> way to do that?

My 2 cents:
   camlp4o pa_yourextension.cmo pr_o.cmo >
   camlp4o >

Of course if you have a lot of automatic identifiers, that's not very 
convenient. But at least you will get the same indentation if your 
identifiers have the same length.

> If it makes a difference, the output consists mainly of two values: a
> data structure which is of an abstract type, and an object. The former
> is implemented as follows:
>   type data = S of string | L of string list | D of t
>   and t = {
>     data : (string, data) Hashtbl.t;
>     mutable locked : bool;
>   }
> and the latter is an immediate object, but it inherits from a class
> defined in another module. The object is associated with two instances
> of the above type, has public methods that get and set values, and may
> contain one or more sub-objects similar to itself.
> Thanks in advance for any suggestions.
> -- 
> Matt Gushee
> Englewood, CO, USA
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Martin Jambon, PhD