From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=DKIM_ADSP_CUSTOM_MED, FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.2 Received: from primenet.com.au (ns1.primenet.com.au [203.24.36.2]) by inbox.vuxu.org (OpenSMTPD) with ESMTP id 814003b1 for ; Wed, 18 Dec 2019 20:45:36 +0000 (UTC) Received: (qmail 10009 invoked by alias); 18 Dec 2019 20:45:31 -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: 45086 Received: (qmail 11549 invoked by uid 1010); 18 Dec 2019 20:45:31 -0000 X-Qmail-Scanner-Diagnostics: from mail-vs1-f44.google.com by f.primenet.com.au (envelope-from , uid 7791) with qmail-scanner-2.11 (clamdscan: 0.102.1/25663. spamassassin: 3.4.2. Clear:RC:0(209.85.217.44):SA:0(-2.0/5.0):. Processed in 0.967461 secs); 18 Dec 2019 20:45:31 -0000 X-Envelope-From: sgniazdowski@gmail.com X-Qmail-Scanner-Mime-Attachments: | X-Qmail-Scanner-Zip-Files: | Received-SPF: pass (ns1.primenet.com.au: SPF record at _netblocks.google.com designates 209.85.217.44 as permitted sender) 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:content-transfer-encoding; bh=AD7ufs0qvV2vlHt1l+ECY92Z9PrG9REpxIZc83TapVk=; b=Lq1SR5Jmm9+izWO6eg7q4IUwkmcRoSSInKM98JYrRAwM066G12XWgvF/AYilW+8i9D 73JgORgfzGmYvcQzrzDN3+lRLO+cfNXTL6C1KKMrbqLkfydIQAcCUU08drBc2W+yRf2I pT2b9fv82xh+56wlNmHT0QgU2w7ua75E4uZd5XBbnOtAeztItvXc8riutlupCU/3pdVj 3ui17XCAlIAI3gWHl+gX6sRiMDU/cQKsATnwIJHhWmPnhvUZ/fH1TRQ/Aq+AABqFdDcy OLeDrOutuOcL84wUgK90N89r/I1e/t7nai4dD/vx67DQkXJA1qnKf6wOuzFApRrYUmPh fewA== X-Gm-Message-State: APjAAAUpZphOZM1ll/H/SKnUTuK7zdXZPUJCIaP/nOyyDmc4eOy35LW2 yW+Weg6ZR1Ajzb/VUKYefcdw18dEww0rHLwLAobyjkrt X-Google-Smtp-Source: APXvYqxKXMgrgduSyQpDCAyqUpYFDIIzy5jebmR3kdLgnZNc6T+UkkHX7T5HJZwU/p5QWzq+10vumMIzqpG0i4RkRqQ= X-Received: by 2002:a67:c582:: with SMTP id h2mr1449124vsk.77.1576701897277; Wed, 18 Dec 2019 12:44:57 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Sebastian Gniazdowski Date: Wed, 18 Dec 2019 21:44:48 +0100 Message-ID: Subject: Re: [Bug] S-flag imposes non-greedy match where it shouldn't To: Zsh hackers list Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Or rather not a bug=E2=80=A6 It seems that it's the result of how % searche= s the substrings from the end =E2=80=93 it stops at the first match, i.e.: af= ter finding a first X from the right. On Wed, 18 Dec 2019 at 21:41, Sebastian Gniazdowski wrote: > > Hi, > str=3D"aXXXXXbXXXXc"; print ${(S)str##X##} > Output: abXXXXc > > As it can be seen, the flag worked correctly. However, when %% will be > used instead of ##: > > str=3D"aXXXXXbXXXXc"; print ${(S)str%%X##} > Output: aXXXXXbXXXc > > Then the (S) flag seems to impose also non-greedy matching, not only > substring searching. > -- > Sebastian Gniazdowski > News: https://twitter.com/ZdharmaI > IRC: https://kiwiirc.com/client/chat.freenode.net:+6697/#zplugin > Blog: http://zdharma.org --=20 Sebastian Gniazdowski News: https://twitter.com/ZdharmaI IRC: https://kiwiirc.com/client/chat.freenode.net:+6697/#zplugin Blog: http://zdharma.org