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+Date: Sat, 29 Sep 2012 12:12:18 -0400\r
+From: Austin Clements <amdragon@MIT.EDU>\r
+To: Damien Cassou <damien.cassou@gmail.com>\r
+Subject: Re: Searching from a folder\r
+Message-ID: <20120929161158.GX26662@mit.edu>\r
+References:\r
+ <CA+y5ggh-PFtHsRgpdXje9z2gsrsonMNi0gqDTfpQ42jXNmJ3dg@mail.gmail.com>\r
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+\r
+Quoth Damien Cassou on Sep 29 at 10:57 am:\r
+> Hi,\r
+> \r
+> I can't make notmuch search return the list of mails in [Gmail]\r
+> folders for a particular mailbox:\r
+> \r
+> ~ $ notmuch search folder:"[Gmail].All Mail"\r
+> ~ $ notmuch search folder:[Gmail].Important\r
+\r
+You need to properly escape these, both for the shell and for Xapian.\r
+Try,\r
+\r
+$ notmuch search 'folder:"[Gmail].All Mail"'\r
+$ notmuch search 'folder:"[Gmail].Important"'\r
+\r
+The single quotes are necessary to get the inner quoting through to\r
+Xapian (lest the shell strip them away before notmuch even gets a hold\r
+of its arguments) and the double quotes are necessary because folder\r
+is a "probabilistic prefix", and one of many consequences of that is\r
+that "folder:" won't be parsed as a prefix if it's followed by an\r
+unusual character like '['.\r