doc/sexp: document range queries.

[notmuch] / doc / man7 / notmuch-sexp-queries.rst

diff --git a/doc/man7/notmuch-sexp-queries.rst b/doc/man7/notmuch-sexp-queries.rst
index 1d7e0ae9a5aa1b63639c92660d4b4c62a7330bd2..d28f40bb3f3901dbecf8d8ceb37d81a538d020d2 100644 (file)
--- a/doc/man7/notmuch-sexp-queries.rst
+++ b/doc/man7/notmuch-sexp-queries.rst
@@ -119,6 +119,12 @@ a message has one such attribute, and ``and`` otherwise.
 Term or phrase fields can contain arbitrarily complex queries made up
 from terms, operators, and modifiers, but not other fields.
 
 Term or phrase fields can contain arbitrarily complex queries made up
 from terms, operators, and modifiers, but not other fields.
 

+Range fields take one or two arguments specifying lower and upper
+bounds.  One argument is interpreted as identical upper and lower
+bounds. Either upper or lower bound may be specified as ``""`` or
+``*`` to specify the lowest possible lower bound or highest possible
+upper bound.
+

 .. _field-table:
 
 .. table:: Fields with supported modifiers
 .. _field-table:
 
 .. table:: Fields with supported modifiers


@@ -240,6 +246,18 @@ EXAMPLES
 
     Match messages in the given date range with tag unread.
 
 
     Match messages in the given date range with tag unread.
 

+``(and (date 2009-11-18 2009-11-18) (tag unread))``
+
+    Match messages in the given date range with tag unread.
+
+``(and (date 2009-11-18 *) (tag unread))``
+
+    Match messages from 2009-11-18 or later with tag unread.
+
+``(and (date * 2009-11-18) (tag unread))``
+
+    Match messages from 2009-11-18 or earlier with tag unread.
+

 ``(starts-with prelim)``
 
     Match any words starting with "prelim".
 ``(starts-with prelim)``
 
     Match any words starting with "prelim".