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Re: return value of `string-set!'
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From: |
Ludovic Courtès |
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Subject: |
Re: return value of `string-set!' |
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Date: |
Sat, 17 Aug 2013 14:52:09 +0200 |
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User-agent: |
Gnus/5.130007 (Ma Gnus v0.7) Emacs/24.3 (gnu/linux) |
William ML Leslie <address@hidden> skribis:
> On 15 August 2013 08:33, Alexandru Cojocaru <address@hidden> wrote:
>> Hi,
>> currently `string-set!' returns an unspecified value. What about making it
>> return `str' instead?
>
> Functions whose specific purpose is to mutate the provided value
> usually don't return the value because that is a common source of bugs
> - this a common pattern in the string code and generally, too.
Plus these functions are standard (RnRS, SRFI-13, etc.)
Ludo’.