Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:117440 Return-Path: Delivered-To: mailing list internals@lists.php.net Received: (qmail 36255 invoked from network); 28 Mar 2022 22:27:36 -0000 Received: from unknown (HELO php-smtp4.php.net) (45.112.84.5) by pb1.pair.com with SMTP; 28 Mar 2022 22:27:36 -0000 Received: from php-smtp4.php.net (localhost [127.0.0.1]) by php-smtp4.php.net (Postfix) with ESMTP id BB0751804DB for ; Mon, 28 Mar 2022 16:55:41 -0700 (PDT) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on php-smtp4.php.net X-Spam-Level: X-Spam-Status: No, score=0.8 required=5.0 tests=BAYES_50,DKIM_SIGNED, DKIM_VALID,HTML_MESSAGE,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.2 X-Spam-ASN: AS15169 209.85.128.0/17 X-Spam-Virus: No X-Envelope-From: Received: from mail-ed1-f52.google.com (mail-ed1-f52.google.com [209.85.208.52]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by php-smtp4.php.net (Postfix) with ESMTPS for ; Mon, 28 Mar 2022 16:55:41 -0700 (PDT) Received: by mail-ed1-f52.google.com with SMTP id g22so7706900edz.2 for ; Mon, 28 Mar 2022 16:55:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=negyesi-net.20210112.gappssmtp.com; s=20210112; h=mime-version:from:date:message-id:subject:to; bh=TJ1EwKsMzaWXMFoANVL5w0PA0SIyw0wh7fktiOcAZEk=; b=spfWJHVRHW+wSO6UqEYygDktySQVvVj0NzT+gQDaqw5IhyU34qTeRzrWxjF5pIEtHT Ssk/tXNM4UyLLLTiDWqvzSIvRc8xRqjaQFCDZb5SiRvO0XtNgp2ivIo8I5aBmZlUSu9D sdQewaWzdqbg5NouvHPL+ZAwI8BOax9SCm3HbbSAtV6kua0WpSQJvNmEeTiTHFnSMT/F IAkil9l4xu9FIwXErgSez1RM3f2FMZeJ03ZZMbyEgiLaRfOQzUGhIfu+u+h3BCd5CxJy KMXvwfQLZk2tv4Fb2IRf/NJBzgMh+wQ/mEHUPNXn7cTdYpXmBSu5NnONEkQpfkMm0jm1 IwQw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=TJ1EwKsMzaWXMFoANVL5w0PA0SIyw0wh7fktiOcAZEk=; b=35o2vD6s4H5jzXegPUOimL1MsgSXuUwePUU/2xwnEWF2g1hvFI91kbFQplQwd+SHEF jFWhlWPR4UTYdTXGDiSV0NSNkZMSNh0idxcmQI0B02tR3TV85e4s79rVMCTFAwpuNBvc /D2gyxVsK7Xvl82yRFj/9msYSBIwe14kavAc6ZJ3cf93qXTn+0ZsYOongCb1jbqQa0g2 wdPT09LFkP6tVbgtyPZNL+vnMNMR5ZQy/MDISw5dYmHGsedoKi0+vwBrgP/7mhmGnDCr nCTHvf0F7eA6WQfeVUeGEysmjqgnbD9XKEzgpqkk1mYR4cLQZA6cnegL4jisj0q83X3z QgJQ== X-Gm-Message-State: AOAM533f5HBvbl5JF36CJvMN7ezRkECaOEtCInEHHzhoQrjMOJ+6FDCn JkzMv16vRw73hiSPdwXCZCZQFJSMZeGpYw== X-Google-Smtp-Source: ABdhPJx1MGAV3uWOVtMhkS0F67r8PpYgHyuct3StxnWT3K3H7LPduO3rfN54nTQWbj1vChlAkUKmwg== X-Received: by 2002:a05:6402:5146:b0:415:fd95:6afa with SMTP id n6-20020a056402514600b00415fd956afamr615637edd.200.1648511739704; Mon, 28 Mar 2022 16:55:39 -0700 (PDT) Received: from mail-ej1-f42.google.com (mail-ej1-f42.google.com. [209.85.218.42]) by smtp.gmail.com with ESMTPSA id g4-20020a170906520400b006e0b798a0b8sm4382523ejm.94.2022.03.28.16.55.38 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 28 Mar 2022 16:55:38 -0700 (PDT) Received: by mail-ej1-f42.google.com with SMTP id c10so13402577ejs.13 for ; Mon, 28 Mar 2022 16:55:38 -0700 (PDT) X-Received: by 2002:a17:907:6e88:b0:6da:8f01:7a8f with SMTP id sh8-20020a1709076e8800b006da8f017a8fmr30993709ejc.619.1648511738232; Mon, 28 Mar 2022 16:55:38 -0700 (PDT) MIME-Version: 1.0 Date: Mon, 28 Mar 2022 16:55:26 -0700 X-Gmail-Original-Message-ID: Message-ID: To: "internals@lists.php.net" Content-Type: multipart/alternative; boundary="00000000000090c62005db500c85" Subject: instance version of match ? From: karoly@negyesi.net (Karoly Negyesi) --00000000000090c62005db500c85 Content-Type: text/plain; charset="UTF-8" Hi, May I suggest adding a little "instanceof" magic to match? Like this: match ($object) { Someinterface => 'foo', AnotherInterface => 'bar', } this can not clash with any existing code as using identifiers like this are a syntax error currently. Currently you could do the same with match (true) { $object instanceof Someinterface::class => 'foo', $object instanceof AnotherInterface::class => 'bar', } Indeed, the former could be considered syntactic sugar for the latter. And I do not think there's any ambiguity here for the casual reader or is it just me who thinks no other sensible reading is possible? Thanks for your consideration. Karoly Negyesi --00000000000090c62005db500c85--