[m-rev.] for review: Add float argument support to getopt module.

[Julien Fischer]

On Tue, 30 Sep 2008, Paul Bone wrote:

>
> For review by anyone.
>
> Estimated hours taken: 1
> Branches: main
>
> Add two new argument types to the getopt module: float and maybe_float.  These
> accept floating point arguments using string.to_float/2
>
> library/getopt.m:
> 	Add support for float and maybe_float arguments.
>
> NEWS:
> 	Announce change.

I don't think that this change is worth adding due to the fact that the
float conversion may not be what the user actually wants.  I think float
arguments to command line options would better be handled as strings and
the user can choose what to do when they are processed.

Julien.
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