From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Gregory Heytings Newsgroups: gmane.emacs.devel Subject: Re: Tree-sitter introduction documentation Date: Thu, 29 Dec 2022 17:12:46 +0000 Message-ID: <86ce0848038fc497bdcf@heytings.org> References: <868rj6vfep.fsf@gmail.com> <4895891b-e5ea-9c37-f51b-df2e479ee758@yandex.ru> <83y1qt11xq.fsf@gnu.org> <9eb013da-d0fc-8e17-c6e3-1e8f913aebfa@yandex.ru> <83pmc50xxc.fsf@gnu.org> <71cfe4e8-3bb8-b0a6-9be5-8c0a6d92cfab@yandex.ru> <83h6xg29z3.fsf@gnu.org> <838ris22n4.fsf@gnu.org> <8335901zz3.fsf@gnu.org> <87cz84y5le.fsf@posteo.net> <3F91FDEA-881A-49DB-BB52-5A0D81C004CE@gmail.com> <87k02aihrz.fsf@posteo.net> <86ce08480352653995b8@heytings.org> <838riq8933.fsf@gnu.org> <87fscygnh8.fsf@posteo.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="38487"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Philip Kaludercic , Eli Zaretskii , casouri@gmail.com, dgutov@yandex.ru, theophilusx@gmail.com, emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Thu Dec 29 18:18:03 2022 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pAwXa-0009lJ-NC for ged-emacs-devel@m.gmane-mx.org; Thu, 29 Dec 2022 18:18:02 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pAwSe-000686-S2; Thu, 29 Dec 2022 12:12:59 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pAwSY-00067I-GS for emacs-devel@gnu.org; Thu, 29 Dec 2022 12:12:50 -0500 Original-Received: from heytings.org ([95.142.160.155]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pAwSW-0007Dk-TX; Thu, 29 Dec 2022 12:12:50 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=heytings.org; s=20220101; t=1672333966; bh=EmKZGLG5JGGUeY234YQvWs5ocEgPV6Xu55g3AKOb3Rc=; h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References:From; b=kujQXmnsIK1v8mL/OdTICQFwHzadNQXxvWdkmfGjATQ09pyxvzaGOZF55TERqp4nd 1zOOqjk4uVQXHq6BGIJWQqw64Lw6ekBOCmEtNcY58EVEwZI5kgHLcr/b4krik8AJBX bSiWIblmOocqiIaRxUy7xoUpi76UYI+KlDs4MNtlkdnBDWxbevm1SkdEVwv27qtrYV hooGuHM40WCRxUEcUKaNPOxu9yf4PoT6I4p/NO20pICDhbu6+TT1iWjOl0qtuabrs2 2L9xgof3r5g7HjpwtyOIEbenJp/u1EBNFMlAKFj2n828bPsP1nEe7h3yFm0SoKf/S6 S3fKtDrXa1+mA== In-Reply-To: Received-SPF: pass client-ip=95.142.160.155; envelope-from=gregory@heytings.org; helo=heytings.org X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-mx.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:302049 Archived-At: > > Indeed, IIUC, Tree-sitter uses Javascript as a preprocessor, so the > source grammar is a Javascript program which returns a grammar > represented as a JS object (could probably be easily mapped to JSON). > which is then turned into a `.c` file by a Rust program. > The whole process is: {grammar.js} -> [Node.js] -> {grammar.json} -> [tree-sitter] -> {parser.c} -> [cc or c++] -> {library file} {scanner.c or scanner.cc} ---------------------------------------------------------^ where {} are files and [] are programs.