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bug#28254: 26.0.50; SRFI-2 and-let*


From: npostavs
Subject: bug#28254: 26.0.50; SRFI-2 and-let*
Date: Thu, 31 Aug 2017 22:55:58 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.2.50 (gnu/linux)

Mark Oteiza <mvoteiza@udel.edu> writes:

> its behavior overlaps with when-let* but each has things the other
> lacks.

Can the differences be minimized?  I think having a bunch of tiny
differences is not good for reader comprehension or code reuse.

How much would be lost if we implemented and-let* like this?

(defmacro and-let* (varlist &rest body)
  `(when-let* ,varlist
     ,@(or body '(t))))





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