Re: [PATCH 9/9] add has: query prefix to search for specific properties

diff --git a/b5/553880a290905597cb0f97ba56130b57ec15ba b/b5/553880a290905597cb0f97ba56130b57ec15ba
new file mode 100644 (file)
index 0000000..aa887e3
--- /dev/null
+++ b/b5/553880a290905597cb0f97ba56130b57ec15ba
@@ -0,0 +1,82 @@
+Return-Path: <david@tethera.net>\r
+X-Original-To: notmuch@notmuchmail.org\r
+Delivered-To: notmuch@notmuchmail.org\r
+Received: from localhost (localhost [127.0.0.1])\r
+ by arlo.cworth.org (Postfix) with ESMTP id 54AF76DE383D\r
+ for <notmuch@notmuchmail.org>; Sat, 13 Aug 2016 04:32:10 -0700 (PDT)\r
+X-Virus-Scanned: Debian amavisd-new at cworth.org\r
+X-Spam-Flag: NO\r
+X-Spam-Score: -0.007\r
+X-Spam-Level: \r
+X-Spam-Status: No, score=-0.007 tagged_above=-999 required=5 tests=[AWL=0.004,\r
+  SPF_PASS=-0.001, T_RP_MATCHES_RCVD=-0.01] autolearn=disabled\r
+Received: from arlo.cworth.org ([127.0.0.1])\r
+ by localhost (arlo.cworth.org [127.0.0.1]) (amavisd-new, port 10024)\r
+ with ESMTP id GtSM4pTb33-I for <notmuch@notmuchmail.org>;\r
+ Sat, 13 Aug 2016 04:32:02 -0700 (PDT)\r
+Received: from fethera.tethera.net (fethera.tethera.net [198.245.60.197])\r
+ by arlo.cworth.org (Postfix) with ESMTPS id 5B5D66DE383A\r
+ for <notmuch@notmuchmail.org>; Sat, 13 Aug 2016 04:32:02 -0700 (PDT)\r
+Received: from remotemail by fethera.tethera.net with local (Exim 4.84_2)\r
+ (envelope-from <david@tethera.net>)\r
+ id 1bYXAh-00048R-M5; Sat, 13 Aug 2016 07:32:11 -0400\r
+Received: (nullmailer pid 13567 invoked by uid 1000);\r
+ Sat, 13 Aug 2016 11:31:53 -0000\r
+From: David Bremner <david@tethera.net>\r
+To: Jani Nikula <jani@nikula.org>, notmuch@notmuchmail.org\r
+Cc: Daniel Kahn Gillmor <dkg@fifthhorseman.net>\r
+Subject: Re: [PATCH 9/9] add has: query prefix to search for specific\r
+ properties\r
+In-Reply-To: <87vaz580v3.fsf@nikula.org>\r
+References: <1470491559-3946-1-git-send-email-david@tethera.net>\r
+ <1470491559-3946-10-git-send-email-david@tethera.net>\r
+ <87d1lm7zg2.fsf@maritornes.cs.unb.ca> <87vaz580v3.fsf@nikula.org>\r
+User-Agent: Notmuch/0.22.1+61~g2ce0f13 (https://notmuchmail.org) Emacs/24.5.1\r
+ (x86_64-pc-linux-gnu)\r
+Date: Sat, 13 Aug 2016 20:31:53 +0900\r
+Message-ID: <87eg5s6h1y.fsf@maritornes.cs.unb.ca>\r
+MIME-Version: 1.0\r
+Content-Type: text/plain\r
+X-BeenThere: notmuch@notmuchmail.org\r
+X-Mailman-Version: 2.1.20\r
+Precedence: list\r
+List-Id: "Use and development of the notmuch mail system."\r
+ <notmuch.notmuchmail.org>\r
+List-Unsubscribe: <https://notmuchmail.org/mailman/options/notmuch>,\r
+ <mailto:notmuch-request@notmuchmail.org?subject=unsubscribe>\r
+List-Archive: <http://notmuchmail.org/pipermail/notmuch/>\r
+List-Post: <mailto:notmuch@notmuchmail.org>\r
+List-Help: <mailto:notmuch-request@notmuchmail.org?subject=help>\r
+List-Subscribe: <https://notmuchmail.org/mailman/listinfo/notmuch>,\r
+ <mailto:notmuch-request@notmuchmail.org?subject=subscribe>\r
+X-List-Received-Date: Sat, 13 Aug 2016 11:32:10 -0000\r
+\r
+Jani Nikula <jani@nikula.org> writes:\r
+\r
+>> I don't really understand the comment on the next line (since it seems\r
+>> that no : is added to XPROPERTY by Xapian), but I guess we should\r
+>> probably be consistent. Maybe Jani can explain the comment?\r
+>\r
+> My recollection is vague, but it has to do with user-defined prefixes\r
+> (XSOMETHING) and terms beginning with uppercase letters. I think it\r
+> would possibly be useful (mandatory?) to append ":" at the end of\r
+> XPROPERTY, if it's possible we'll have properties beginning with\r
+> uppercase letters.\r
+>\r
+> Quoting https://xapian.org/docs/omega/termprefixes.html\r
+>\r
+> """\r
+> X starts a multi-capital letter user-defined prefix. If you want a\r
+> prefix for something without a standard prefix, you create your own\r
+> starting with an X (e.g. XSHOESIZE). The prefix ends with the first\r
+> non-capital. If the term you're prefixing starts with a capital, add a\r
+> ":" between prefix and term to resolve ambiguity about where the prefix\r
+> ends and the term begins.\r
+> """\r
+\r
+Well, it seems harmless (modulo the 1 extra byte) to add it.  I was\r
+wondering if the comment (and requirement) dated back to when we added\r
+XFOLDER: terms with some Xapian term generator, but I think I wasn't\r
+able to verify that poking around in the history.\r
+\r
+d\r