[racket] Help: Running racket programs from command line

Shad, what you're looking for, I believe, is local-require.

On Tue, Sep 28, 2010 at 5:07 PM, A Z <ukbc57 at gmail.com> wrote:
> Hello,
>
> There is a problem. 'require' does not go inside the definition of a
> function. DrRacket complains that it needs to go in a module.
>
> I need (require path) inside a function because I want to run functions from
> each .rkt file in a directory. I can write (require "file.rkt") for each of
> the file at the top, but that does not look good.
>
> Thanks everyone.
> Shad Kirmani
>
>
> On Tue, Sep 28, 2010 at 12:32 AM, John Clements <clements at brinckerhoff.org>
> wrote:
>>
>> On Sep 27, 2010, at 3:35 PM, A Z wrote:
>>
>> > Hello Horace,
>> >
>> > I thank you for patiently explaining me how to run racket from command
>> > line.
>> >
>> > Actually, this is not exactly what I am looking for.
>> >
>> > What I want is a script file. Such that I can test the modules of the
>> > program from command prompt.
>> >
>> > Something like
>> >
>> > *******
>> > #!/bin/bash
>> > racket -f "file.rkt"
>> >
>> > racket (twice 2)
>> > *******
>>
>> Ah! Caught.
>>
>> Okay, you want a file that tests another file.  The easy way to do this is
>> not to dip into shell programming at all, but to write your script as
>> another racket program.  For the example you provide:
>>
>> ****
>> #lang racket
>>
>> (require "file.rkt")
>> (require rackunit)
>>
>> (check-equal? (twice 2) 4)
>> *****
>>
>>
>> Then just run this file from the command-line.  If it were called
>> 'tests.rkt', you could run it as
>>
>> racket tests.rkt
>>
>>
>>
>> John Clements
>>
>
>
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