From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 28243 invoked by alias); 24 Mar 2018 00:02:24 -0000 Mailing-List: contact zsh-workers-help@zsh.org; run by ezmlm Precedence: bulk X-No-Archive: yes List-Id: Zsh Workers List List-Post: List-Help: List-Unsubscribe: X-Seq: 42515 Received: (qmail 29813 invoked by uid 1010); 24 Mar 2018 00:02:24 -0000 X-Qmail-Scanner-Diagnostics: from mail-pg0-f48.google.com by f.primenet.com.au (envelope-from , uid 7791) with qmail-scanner-2.11 (clamdscan: 0.99.2/21882. spamassassin: 3.4.1. Clear:RC:0(74.125.83.48):SA:0(-1.9/5.0):. Processed in 0.929273 secs); 24 Mar 2018 00:02:24 -0000 X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on f.primenet.com.au X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2,SPF_PASS,T_DKIM_INVALID autolearn=ham autolearn_force=no version=3.4.1 X-Envelope-From: schaefer@brasslantern.com X-Qmail-Scanner-Mime-Attachments: | X-Qmail-Scanner-Zip-Files: | DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=brasslantern-com.20150623.gappssmtp.com; s=20150623; h=from:message-id:date:in-reply-to:comments:references:to:subject :mime-version; bh=sMa1O58BT5s+iepJlhPga1GBJPxzL9aDk5YyBfZWVow=; b=pQH9vu+zPxF8ncv287ArZPOX5vWdAr7kcS9NilNPIzHwOxmYHSA0BAx7P1LCzEnykZ /lrPmSE7yNAzqTQOmckJoGRZGUvYgFOWHrXia4Tg7EWU2SmZHSnggAl2QVBnJaRJsn9P pziNLWSFGkqcOXTy6V8Ut3oxAB0rYHt4HwGzgxoG1AR8pgSfv5VB1t5IHNU/7tOJYdJX gJ5azjYDLB6lj86APwwQqfu0PLXB9yguF/N6tH8Z9JosIpefH4JJplgX6WEAyJzjD5aj ubhpPhc+0sgefYpEnWx+er/JuUlheNT2Y1dG5eC31XENdK5JlTFKyVvBwE6AwaF5IIj5 3goA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:message-id:date:in-reply-to:comments :references:to:subject:mime-version; bh=sMa1O58BT5s+iepJlhPga1GBJPxzL9aDk5YyBfZWVow=; b=r3HQHsiFvfF2Ic6wjU3jgnHZI0eOhfq1a63mv4k1U6MPQfC0v1aoUjyc+0wlizTGgC oI5AxOSyN9kuqMlVRYij5nEdGjZTqly/tFMv25+o/qJiRuizvk9d/++ta5cwFHy9Yd2l X5ztCrWPn4ofAKJZU5wrPNBJhX1pMpMBbQhQ+2ogMCAWTJpvEJ0FE0xbzrM3GlHGN8UM akUzZuG4BqQAariZYMU/5GVDns3zSs1333wIsgM2nb2pquMTG3WKR5UwHAsszwhPdJxy RvxN/peQN30bT6ICZYY4JMP1/KgpGZE0w57GsZjj6OzKRU99XY+pkwWnSnqDmvXihNq0 w7JA== X-Gm-Message-State: AElRT7FkobxOiF0hFkjIkv4q+8jOs9LWmyhOPZ9wFoY9+BpXbSRqTQ5Y cQTjUP/S3knU6zN58rz1EOt+JEgX X-Google-Smtp-Source: AG47ELs2/m7QMo3O/4FM9LIDg4b/Hp5T57dcXNBYWvanPkUfwDjryyrtg4IafIFVjLFkC4nLq5BFXg== X-Received: by 10.99.100.197 with SMTP id y188mr22019720pgb.277.1521849740217; Fri, 23 Mar 2018 17:02:20 -0700 (PDT) From: Bart Schaefer Message-Id: <180323170216.ZM10317@torch.brasslantern.com> Date: Fri, 23 Mar 2018 17:02:16 -0700 In-Reply-To: <20180323172953.GA25905@chaz.gmail.com> Comments: In reply to Stephane Chazelas "Re: [PATCH] Allow '=' aliases to be used with -L" (Mar 23, 5:29pm) References: <20180322011905.45n377wsxp62k57e@gmail.com> <20180323172953.GA25905@chaz.gmail.com> X-Mailer: OpenZMail Classic (0.9.2 24April2005) To: "zsh-workers@zsh.org" Subject: Re: [PATCH] Allow '=' aliases to be used with -L MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii On Mar 23, 5:29pm, Stephane Chazelas wrote: } } FWIW, another corner case: } } $ aliases[(e)]=whatever That's actually not relevant at all to what follows, except that it creates the string for "eval". } Actually, I didn't quite expect that error message, I would have thought } } echo ''=foo } } would be the same as } } echo '=foo' The problem here is that zsh lacks a representation for "quoted nothing". The empty string gets removed entirely from the word rather than being left behind to let the later parse know that something was there that disappeared. I can't think of an easy way to fix this without some significant lexing changes, but perhaps someone else has an idea.