From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: JSON->lisp Mapping: Hash vs AList Date: Sat, 16 Dec 2017 21:41:48 -0500 Message-ID: References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1513478411 32145 195.159.176.226 (17 Dec 2017 02:40:11 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 17 Dec 2017 02:40:11 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: emacs-devel@gnu.org To: Philipp Stephani Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Dec 17 03:40:06 2017 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eQOs1-0007yd-BS for ged-emacs-devel@m.gmane.org; Sun, 17 Dec 2017 03:40:06 +0100 Original-Received: from localhost ([::1]:52883 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eQOtx-0004U1-R2 for ged-emacs-devel@m.gmane.org; Sat, 16 Dec 2017 21:42:05 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:43803) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eQOtr-0004Tv-IZ for emacs-devel@gnu.org; Sat, 16 Dec 2017 21:42:00 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eQOtm-00049u-Ml for emacs-devel@gnu.org; Sat, 16 Dec 2017 21:41:59 -0500 Original-Received: from pmta21.teksavvy.com ([76.10.157.36]:29293) by eggs.gnu.org with esmtps (TLS1.0:RSA_ARCFOUR_SHA1:16) (Exim 4.71) (envelope-from ) id 1eQOtm-00049e-Hr for emacs-devel@gnu.org; Sat, 16 Dec 2017 21:41:54 -0500 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: =?us-ascii?q?A2E6EQDH2DVa/xm0CkxdHAEBAQQBAQoBA?= =?us-ascii?q?YM+gVqJRYYHjhIBgX80AZkBhT8EAgKEf0QUAQEBAQEBAQEBA2gohSUBBAEnLyM?= =?us-ascii?q?FCwsOJhIUGA0kijUIqXA6imMBAQgCJoNuiHmLFQWTL5ANlykBigaHb5ZogUs2I?= =?us-ascii?q?4FPMhoIMIJmglEdggUjijABAQE?= X-IPAS-Result: =?us-ascii?q?A2E6EQDH2DVa/xm0CkxdHAEBAQQBAQoBAYM+gVqJRYYHjhI?= =?us-ascii?q?BgX80AZkBhT8EAgKEf0QUAQEBAQEBAQEBA2gohSUBBAEnLyMFCwsOJhIUGA0ki?= =?us-ascii?q?jUIqXA6imMBAQgCJoNuiHmLFQWTL5ANlykBigaHb5ZogUs2I4FPMhoIMIJmglE?= =?us-ascii?q?dggUjijABAQE?= X-IronPort-AV: E=Sophos;i="5.45,413,1508817600"; d="scan'208";a="14107178" Original-Received: from 76-10-180-25.dsl.teksavvy.com (HELO pastel.home) ([76.10.180.25]) by smtp.teksavvy.com with ESMTP; 16 Dec 2017 21:41:48 -0500 Original-Received: by pastel.home (Postfix, from userid 20848) id 92E3160770; Sat, 16 Dec 2017 21:41:48 -0500 (EST) In-Reply-To: (Philipp Stephani's message of "Sat, 16 Dec 2017 22:38:53 +0000") X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 76.10.157.36 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:221165 Archived-At: > I don't like optional arguments. They make the call sites less readable, > because it becomes less clear what the meaning of an argument is. > I don't care about saving a few nanoseconds; that's premature optimization. I was talking about the general design of Elisp, and in that context I do not think it can qualify as premature optimization. But in any case, it's a bit late to change that design, I think. Stefan