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([2001:a61:3b05:4d01:2a03:7b93:3887:b569]) by smtp.gmail.com with ESMTPSA id p20sm1828952wmq.10.2021.06.02.01.22.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 02 Jun 2021 01:22:17 -0700 (PDT) Subject: Re: A formal grammar for Org To: David Masterson References: <13899acc-0760-a772-67d0-50b91cc5d9ac@gmail.com> From: =?UTF-8?Q?Jakob_Sch=c3=b6ttl?= Message-ID: <78fe1662-c433-0f3d-4d49-7a1badd44c96@gmail.com> Date: Wed, 2 Jun 2021 10:22:16 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.2 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable Content-Language: en-US Received-SPF: pass client-ip=2a00:1450:4864:20::429; envelope-from=jschoett@gmail.com; helo=mail-wr1-x429.google.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, NICE_REPLY_A=-0.613, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-orgmode@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "General discussions about Org-mode." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tom Gillespie , emacs-orgmode Errors-To: emacs-orgmode-bounces+larch=yhetil.org@gnu.org Sender: "Emacs-orgmode" X-Migadu-Flow: FLOW_IN ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1622622205; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:list-id:list-help: list-unsubscribe:list-subscribe:list-post:dkim-signature; bh=FLt3YSUASZ6aDg7F/qp4JF6LrHntqc2K7cBcOyoUTR4=; b=ZrhP+0NySzb7lhDpVpMFZHB/uQR2CxxHzkZlXASExQJ768sOuLtf87bTSKLwienZCBLhKd fLCkA75MZazjUXLWDcHMVOQMphVAECEkYX+gLpdVx24W28dPES+i3UIap8bBxFnd8JDib0 V6l/o3GgCCA77UU/s4p1m8YSTtFXUo99W12Ck/2VCd9LPJ7WaMf5nnSlHQjrJA/VsXNhFl ySh6/v7WLekkEGiIlkeZmy5+GmNdICjmzZ2zEkV2FgEzdseh0chmJ5YL277h5XcyyRLR0U FiHTLlpvDQTsEp/ozsltibfVNPh8cihL0mhtYNe6YFNZA2zjS6WSzXdNkiPSHw== ARC-Seal: i=1; s=key1; d=yhetil.org; t=1622622205; a=rsa-sha256; cv=none; b=je2gynu66EcjoSWbkNT12In7AZEhxqZvtAGEJizhUAFUIT2PrMGZCbqfm7eKSfM3n+Lcql UkR9cIci4gF9x4KkG2IDpJfmyKRAHBF2mut8Sms1QCPn3Y9fT6ql+u6mh1BVJKznVymPsD bvGwUMjJYThWSq+O13am+5iqTOR5vdn0v5Zpck38FwFqqInKzFMUdCoyi2TPK+btfz6AbF m/xQVvYVhmj2vogkdmyMjLCxnLqaSh3d42BBiWCH2o26bCWVgSW4n6d5kgHblB9520/bGB 1DHfi4t9pvPtNiJxHAMGl/VpAvc8ErF/8rsUqTaQ67FfBBhTPb8/9hhHlLgR+g== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=pass header.d=gmail.com header.s=20161025 header.b=Pe7anU6H; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (aspmx1.migadu.com: domain of emacs-orgmode-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=emacs-orgmode-bounces@gnu.org X-Migadu-Spam-Score: -3.13 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=gmail.com header.s=20161025 header.b=Pe7anU6H; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (aspmx1.migadu.com: domain of emacs-orgmode-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=emacs-orgmode-bounces@gnu.org X-Migadu-Queue-Id: D1EDC2CCEB X-Spam-Score: -3.13 X-Migadu-Scanner: scn0.migadu.com X-TUID: 18Opry5tcfNL Am 02.06.21 um 06:00 schrieb David Masterson: > Jakob Sch=C3=B6ttl writes: > >> Am 01.06.21 um 11:53 schrieb Tom Gillespie: >>>> We have a pretty similar project, org-parser[1]. It's also written >>>> in a Lisp dialect, Clojure, but it uses instaparse instead of brag >>>> as parser library. >>> https://github.com/tgbugs/laundry/tree/next#similar-projects I manage= d >>> to get it into my README as a reminder to myself to have a thorough >>> look at it, but have been occupied with other work since then. >> Thanks, I'll also set a link in our README to related work. > Have either (or both) of you looked at BeOrg (http://beorg.app)? This > is an (iOS) app that implements task management from Org files by > reading and updating the Org file structure. I would assume it uses a > parser to breakdown the Org file structure and rebuild it later. That > is what I see your parsers becoming. I haven't tried BeOrg myself, but it's proprietary and we have an open=20 source, platform-independent alternative with Organice. See also=20 https://github.com/200ok-ch/organice#beorg org-parser is also open source and will finally replace Organice's=20 somewhat hacky Parser as a library. Regards, Jakob