From 9f61e7f90d4729a9afba1c08d6ce45af460e5d8f Mon Sep 17 00:00:00 2001
From: Bruce Hill <bitbucket@bruce-hill.com>
Date: Thu, 19 Oct 2017 18:56:42 -0700
Subject: Misc. cleanups.

---
 lib/collections.nom | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'lib/collections.nom')

diff --git a/lib/collections.nom b/lib/collections.nom
index 1d22bb6..c58d2f7 100644
--- a/lib/collections.nom
+++ b/lib/collections.nom
@@ -159,6 +159,8 @@ rule [%items sorted by %key] =:
     %copy = (% for all %items)
     sort %copy by %key
     %copy
+rule [unique %items] =:
+    keys in (dict from entries ([%,yes] for all %items))
 
 # Metatable stuff
 compile [counter] to: "setmetatable({}, {__index=function() return 0; end})"
-- 
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