From f59ef75286a4d0bba3186e064d038eb12218ae7f Mon Sep 17 00:00:00 2001
From: Paul Beckingham <paul@beckingham.net>
Date: Sun, 13 Mar 2016 11:00:57 -0400
Subject: [PATCH] Docs: Additional interval grammar

---
 doc/grammar.txt | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/doc/grammar.txt b/doc/grammar.txt
index 75b040df..84facb75 100644
--- a/doc/grammar.txt
+++ b/doc/grammar.txt
@@ -38,12 +38,13 @@ CLI Grammar
 -----------
 Assumed built-in types:
   <datetime>
-  <time>
   <duration>
+  <time>
   <string>
 
   interval:  <timestamp> "-" <timestamp>
              <timestamp> "to" <timestamp>
+             <timestamp> "for" <duration>
              "from" <timestamp> "to" <timestamp>
              "until" <timestamp>
              "from" <timestamp>