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=-3.7 required=3.0 tests=AWL,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 173E31F453 for ; Sat, 27 Apr 2019 22:25:06 +0000 (UTC) Received: from neon.ruby-lang.org (localhost [IPv6:::1]) by neon.ruby-lang.org (Postfix) with ESMTP id CF5C41209B7; Sun, 28 Apr 2019 07:25:00 +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 4590B1209B7 for ; Sun, 28 Apr 2019 07:24:58 +0900 (JST) Received: by filter0058p3mdw1.sendgrid.net with SMTP id filter0058p3mdw1-5018-5CC4D6BA-10 2019-04-27 22:24:58.50079197 +0000 UTC m=+179853.214758177 Received: from herokuapp.com (unknown [3.88.222.166]) by ismtpd0017p1iad2.sendgrid.net (SG) with ESMTP id CM8UOcj7T-mCceH1fKAQNg for ; Sat, 27 Apr 2019 22:24:58.531 +0000 (UTC) Date: Sat, 27 Apr 2019 22:24:58 +0000 (UTC) From: mame@ruby-lang.org Message-ID: References: Mime-Version: 1.0 X-Redmine-MailingListIntegration-Message-Ids: 67932 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=2FinyA1V0bXouTB4FkWnzNiKb49ifuyhRgGmwz3+s+e+q9?= =?us-ascii?Q?WWPJUy0ZTuD=2Fd5fvbmleOXZbrQAhIqSBaz5U8cJ?= =?us-ascii?Q?BIOJvODi5Q=2FUkZTFfyD0po2Fpd+6KgsbEOeI+3Q?= =?us-ascii?Q?Qlh+wceIDO2olouTUwZVB52j0vLA0YzvYne4bIU?= =?us-ascii?Q?l1=2FOClwkFuenj5cx3VZdxxYoxneny0ymfuA=3D=3D?= To: ruby-core@ruby-lang.org X-ML-Name: ruby-core X-Mail-Count: 92449 Subject: [ruby-core:92449] [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). Just confirm, @eregon, do you mean endless range's inspect should also show nil? ``` p(1..) #=> 1..nil p(..1) #=> nil..1 p(nil..nil) #=> nil..nil ``` ---------------------------------------- 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-77800 * 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/