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Re: Why aren't `find`, `find-if`, `remove-if` part of Emacs Lisp?

From: Stefan Monnier
Subject: Re: Why aren't `find`, `find-if`, `remove-if` part of Emacs Lisp?
Date: Wed, 18 Jun 2014 10:36:37 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4.50 (gnu/linux)

>>>>> Emacs Lisp is a great Lisp dialect, but I miss `find`, `find-if`,
>>>>> `remove-if`, etc. iteration functions a lot. Sure, I can require cl-lib
>>>>> or use dash, but I'm wondering why these functions are not part of the
>>>>> base language?
>>>> Not sure what you mean.  Most languages I know provide list operations
>>>> via libraries.  Why should Elisp be different?
>>> What I mean is that Elisp do not have `remove-if`
>> Of course it does, tho it calls it `cl-remove-if'.
> Yes, but what I meant was that there is no filtering function in Elisp
> itself (cl-remove-if is part of cl-lib).

And as I said, it's generally considered normal that list manipulation
functions (such as remove-if) are not part of the core language but are
instead provided via libraries (such as `cl-lib').

> But Barry's answer explains it. Now I'm wondering if it would make sense
> to have such functions in Elisp itself?

So, fundamentally, it's just the (require cl-lib) that annoys you?


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