From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS4713 221.184.0.0/13 X-Spam-Status: No, score=-4.1 required=3.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED,SPF_PASS shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from neon.ruby-lang.org (neon.ruby-lang.org [221.186.184.75]) by dcvr.yhbt.net (Postfix) with ESMTP id DF2941F453 for ; Fri, 26 Apr 2019 08:04:32 +0000 (UTC) Received: from neon.ruby-lang.org (localhost [IPv6:::1]) by neon.ruby-lang.org (Postfix) with ESMTP id 99C52120992; Fri, 26 Apr 2019 17:04:27 +0900 (JST) Received: from o1678916x28.outbound-mail.sendgrid.net (o1678916x28.outbound-mail.sendgrid.net [167.89.16.28]) by neon.ruby-lang.org (Postfix) with ESMTPS id E2B34120968 for ; Fri, 26 Apr 2019 17:04:23 +0900 (JST) Received: by filter0058p3las1.sendgrid.net with SMTP id filter0058p3las1-10457-5CC2BB84-14 2019-04-26 08:04:20.489618027 +0000 UTC m=+40453.518768283 Received: from herokuapp.com (unknown [3.81.130.215]) by ismtpd0062p1mdw1.sendgrid.net (SG) with ESMTP id ZlPwwmzCTs6qYpH54dUbVA for ; Fri, 26 Apr 2019 08:04:20.298 +0000 (UTC) Date: Fri, 26 Apr 2019 08:04:20 +0000 (UTC) From: mame@ruby-lang.org Message-ID: References: Mime-Version: 1.0 X-Redmine-MailingListIntegration-Message-Ids: 67900 X-Redmine-Project: ruby-trunk X-Redmine-Issue-Id: 15745 X-Redmine-Issue-Author: koic X-Redmine-Sender: mame X-Mailer: Redmine X-Redmine-Host: bugs.ruby-lang.org X-Redmine-Site: Ruby Issue Tracking System X-Auto-Response-Suppress: All Auto-Submitted: auto-generated X-SG-EID: =?us-ascii?Q?EJh2gqwnyqXtd++xo=2FinyA1V0bXouTB4FkWnzNiKb49muHgArhaaGBbHU00iJU?= =?us-ascii?Q?Oijh6tY3NIaiuZjd+K30lhXXqXmYsGH=2FWy6wzSc?= =?us-ascii?Q?9yMZpO=2Fv2zi6YGUC=2FxOCkqCLU1K8l92JPS6YK25?= =?us-ascii?Q?nxx+XwbQ+TqUO4oE70I2AkK4RY9ejzwkmC1yRaO?= =?us-ascii?Q?PoKDmHxZj3LXb62RD72wuIgwxl0N7TVrO2g=3D=3D?= To: ruby-core@ruby-lang.org X-ML-Name: ruby-core X-Mail-Count: 92417 Subject: [ruby-core:92417] [Ruby trunk Bug#15745] There is no symmetry in the beginless range and the endless range using `Range#inspect` X-BeenThere: ruby-core@ruby-lang.org X-Mailman-Version: 2.1.15 Precedence: list Reply-To: Ruby developers List-Id: Ruby developers List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ruby-core-bounces@ruby-lang.org Sender: "ruby-core" Issue #15745 has been updated by mame (Yusuke Endoh). I have no strong opinion about this, but `(nil..nil).inspect #=> ".."' looks less reasonable because we cannot actually write the literal as is, so we need to decide the behavior of this corner case. ---------------------------------------- Bug #15745: There is no symmetry in the beginless range and the endless range using `Range#inspect` https://bugs.ruby-lang.org/issues/15745#change-77775 * Author: koic (Koichi ITO) * Status: Open * Priority: Normal * Assignee: * Target version: * ruby -v: ruby 2.7.0dev (2019-04-03 trunk 67423) [x86_64-darwin17] * Backport: 2.4: UNKNOWN, 2.5: UNKNOWN, 2.6: UNKNOWN ---------------------------------------- The following commit introduces beginless range. https://github.com/ruby/ruby/commit/95f7992b89efd35de6b28ac095c4d3477019c583 ``` % ruby -v ruby 2.7.0dev (2019-04-03 trunk 67423) [x86_64-darwin17] ``` There is no symmetry with endless range when using `Range#inspect` method. ``` (1..).inspect # => "1.." (..5).inspect # => "nil..5" ``` How about unifying whether it represents `nil`? -- https://bugs.ruby-lang.org/