From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-3.3 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 26171 invoked from network); 5 Jun 2021 16:22:58 -0000 Received: from zero.zsh.org (2a02:898:31:0:48:4558:7a:7368) by inbox.vuxu.org with ESMTPUTF8; 5 Jun 2021 16:22:58 -0000 ARC-Seal: i=1; cv=none; a=rsa-sha256; d=zsh.org; s=rsa-20200801; t=1622910178; b=MxSwHgWKrxqR1at3zSCRumLY2X26S856OMZflsU0OtIQLxmx7xG/IkQwhNFjxz4+D/PeHxuOXs CL9Is7d3FwZXckbHQzALQxGNGEHG/THGcG6IXxoIA1cXn+creAgakboSY4il16EJ4ai2Cg+RSk ZBKbCAlTHdc6KB6akyBIP00KksHwM3mIZ8JIhhJpo+Y6e3avcfGYCvjWz6dwesGqopBKFaNy9H /Sm5l15rMc++3BhjZjZEHu20cjz+j6RrFuUmpzWtaD/wjOlE62Ems/A5+/RAu5bfz9o8YsGSif KLfxddcJQm1w0lgMBV81/D1ojm7qi/2ytH5WcAzYGojgfg==; ARC-Authentication-Results: i=1; zsh.org; iprev=pass (mail-oi1-f180.google.com) smtp.remote-ip=209.85.167.180; dkim=pass header.d=brasslantern-com.20150623.gappssmtp.com header.s=20150623 header.a=rsa-sha256; dmarc=none header.from=brasslantern.com; arc=none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed; d=zsh.org; s=rsa-20200801; t=1622910178; bh=8VJ3HIda6n9zXHAMZk48CXmUQPLN9RKHMxM94RMXLOA=; h=List-Archive:List-Owner:List-Post:List-Unsubscribe:List-Subscribe:List-Help: List-Id:Sender:Content-Type:Cc:To:Subject:Message-ID:Date:From:In-Reply-To: References:MIME-Version:DKIM-Signature:DKIM-Signature; b=qVVYlWQ8u5gL/6O60jRp2yabQC0eqoR8xr27S1iUKzBgvVBcSXVBlgRBPQZ/CTyXLXYPuL6lvY GILgKCSd2qfPK8PtNYMAUWg+FFkHyycCa1cGqulqv7tge/D01DJKJszBEBPkTENclh4LDB8mhy RpXG8bT1gAq8Vu12W1oKCf0Z2XHgJu6+mtA1hXDgUnqkmfrTEXay8JJmhj25Rt/Hgoh6kUaOdo 1J/+NWDC6SR9vDPySuGbu6wLCIA4eS7EoHURU7ds6w+cGmVVSZR9wcIbb0e/iKStxi2islVwr8 WK2XFfgqhDeKw23Sfa26olt3l1mEa+1j0axEjtsNa4vomw==; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=zsh.org; s=rsa-20200801; h=List-Archive:List-Owner:List-Post:List-Unsubscribe: List-Subscribe:List-Help:List-Id:Sender:Content-Type:Cc:To:Subject:Message-ID :Date:From:In-Reply-To:References:MIME-Version:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID; bh=29/Ek7TvV5M05iLsjA+HrGYTRlGT3mpSITtTtOzeKFg=; b=i2Q3Yq4Pnu4hvZkdruQaJYevhv HejDiBldLGglGqYVA1E+f0ooISjjTwJmYQHkvpvKA9lnUQdEqFFnsH7pGaxIJf3LELL4QY80zQXml q3XNUL+dtPhXeZ8YsF7PntAgjG9/6CiArUEbobb+C8ohBOB+aqoHIjmjR2DQLn+z1Wjz33CsLo8Rv 8BCIsNaeb51yRSHuLniuspXxWgA9NsVa3pr/BPNh94BY81iMQbGiCY/+G6o/SwXLaB/C8vYUB/Q+J /fVFhnl0Xbr5YK36mAPsVCs2aU+bwmkH+nGK7P4Q8uGO/WYAdAGdcYeKIF27ZeiyiX8Oc01TIkYZf lQhENEZg==; Received: from authenticated user by zero.zsh.org with local id 1lpZ4b-000Fj3-Qa; Sat, 05 Jun 2021 16:22:57 +0000 Authentication-Results: zsh.org; iprev=pass (mail-oi1-f180.google.com) smtp.remote-ip=209.85.167.180; dkim=pass header.d=brasslantern-com.20150623.gappssmtp.com header.s=20150623 header.a=rsa-sha256; dmarc=none header.from=brasslantern.com; arc=none Received: from mail-oi1-f180.google.com ([209.85.167.180]:41629) by zero.zsh.org with esmtps (TLS1.3:TLS_AES_128_GCM_SHA256:128) id 1lpZ4M-000FR5-8v; Sat, 05 Jun 2021 16:22:42 +0000 Received: by mail-oi1-f180.google.com with SMTP id t40so109808oiw.8 for ; Sat, 05 Jun 2021 09:22:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=brasslantern-com.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=29/Ek7TvV5M05iLsjA+HrGYTRlGT3mpSITtTtOzeKFg=; b=L0/8d4xpV6qpQtLP2PsAva62w9qHMmy4zUus5YUYM3eEY1zD4+hC65koF035cv6zi3 g5tGOxqO02l8QdaoHb23loLqHcrBHtC2qqy4aVWDNM1Od0dUPmX6qvu6jXarYqaSzZXp Mty7y5hzg5yTqY4jYblUSiBJui9yg00nDG9BkQNnTyWjLtLcITitL+g5FjoN64VF5p36 pwI5jLi6VXVuO3EYEtNNoYeaqgV/Z2OrSt07O3fwaVvxZvoecN/KMKCt4xd9a4P8dBuQ k80Mn+Q1P5912H2GQ1i87mei3r3e1BjS8te2aGln6Y+n5JlI93NjGKP9htpHvZNg9eQ7 eOJw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=29/Ek7TvV5M05iLsjA+HrGYTRlGT3mpSITtTtOzeKFg=; b=IziWRluI3A+9vQoQTKOv+GQ12npz3/XQv+ouA6H5pUuWwjOuiiKCR15awLm1JpKgQc olG3PxXbVdXe8IUm1j979TI39FKI03+zZICMSpYsJKgBOlpdoD6v8IHqiCWLup+mO9+O Km6WIlVPkFl0aXPQmycrH4KRonGKYIsv61d/4ifFDjF4iIgbgU2EJOpjVLOwgHnBNRVh 5BySb5fZdVTVf2M+hfRevrTvlxnxSAq7yWoPTshXQ6yH/dCFxmWJqOgtOy/95AM8mC8F nxVjo5QaQLnMVnriHRTWkS7WKxJeBiESqDP7rvPpVCBzVUpui5uN0wUxKIx4Jbp6NPed 82XQ== X-Gm-Message-State: AOAM53220x1CAMeu00573Sca1b4USqb2C+NTO8g3IPIgwloe3PBDDhtf aeXlFV+EBZmuHaERl9OWwDR8of2bJu0XNne67hfR6D/Cthg= X-Google-Smtp-Source: ABdhPJwzfiuyv5Kf9uImZfI8R8Fz1BZ/qt0A3bCWbfWMPmHHCbyr5Jqj1OE8TT5WTOf9npHBeI3C+XuiToVliCcn8tU= X-Received: by 2002:a54:4f99:: with SMTP id g25mr14575221oiy.132.1622910160613; Sat, 05 Jun 2021 09:22:40 -0700 (PDT) MIME-Version: 1.0 References: <20191216211013.6opkv5sy4wvp3yn2@chaz.gmail.com> <20191216212706.i3xvf6hn5h3jwkjh@chaz.gmail.com> <20191217073846.4usg2hnsk66bhqvl@chaz.gmail.com> <20191217111113.z242f4g6sx7xdwru@chaz.gmail.com> <2ea6feb3-a686-4d83-ab27-6a582424487c@www.fastmail.com> <20200101140343.qwfx2xaojumuds3d@chaz.gmail.com> <20210430061117.buyhdhky5crqjrf2@chazelas.org> <20210505114521.bemoiekpophssbug@chazelas.org> In-Reply-To: From: Bart Schaefer Date: Sat, 5 Jun 2021 09:22:29 -0700 Message-ID: Subject: Re: [PATCH] (?) typeset array[position=index]=value To: Mikael Magnusson Cc: Zsh hackers list Content-Type: text/plain; charset="UTF-8" X-Seq: 49025 Archived-At: X-Loop: zsh-workers@zsh.org Errors-To: zsh-workers-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-workers-request@zsh.org X-no-archive: yes List-Id: List-Help: List-Subscribe: List-Unsubscribe: List-Post: List-Owner: List-Archive: On Sat, Jun 5, 2021 at 4:06 AM Mikael Magnusson wrote: > > On 6/5/21, Bart Schaefer wrote: > > > > foo=( [a]=() ) > remove foo[a] That doesn't make sense. foo=( [a]=z ) replaces the entire hash table with a single element. foo=( [a]=() [b]=z ) would just be a very verbose way of saying foo=( b z ) ?? > > foo[a]=( z ) > set foo[a] to z > > foo[a]=( x y ) > error How is that any more consistent than what we have now? > > etc. > there probably aren't more cases foo[(R)*a*]=( ... ) If we can assign one element to foo[a] with parens, why can't we assign a list of elements? > Since we've established that both unset and assignment to an element > behaves in no way the same already for regular arrays and associative > arrays, is there any reason to not make assignment to associative > array slices (with the empty slice) just remove the element? The > parsing already works and it wouldn't break any existing cases. We can continue to have that discussion, but IMO that's orthogonal to whether subscripts are parsed correctly by unset.