From dfa35e5217b21c8ea8e10a1128c50d07e67c056b Mon Sep 17 00:00:00 2001
From: Kim Alvefur <zash@zash.se>
Date: Wed, 16 Feb 2022 16:42:22 +0100
Subject: util.set: Add teal type declaration file

---
 teal-src/util/set.d.tl | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 teal-src/util/set.d.tl

(limited to 'teal-src/util')

diff --git a/teal-src/util/set.d.tl b/teal-src/util/set.d.tl
new file mode 100644
index 00000000..1631eec4
--- /dev/null
+++ b/teal-src/util/set.d.tl
@@ -0,0 +1,21 @@
+local record lib
+	record Set<T>
+		add : function<T> (Set<T>, T)
+		contains : function<T> (Set<T>, T) : boolean
+		contains_set : function<T> (Set<T>, Set<T>) : boolean
+		items :  function<T> (Set<T>) : function<T> (Set<T>, T) : T
+		add_list : function<T> (Set<T>, { T })
+		include : function<T> (Set<T>, Set<T>)
+		exclude : function<T> (Set<T>, Set<T>)
+		empty : function<T> (Set<T>) : boolean
+	end
+
+	new : function<T> ({ T }) : Set<T>
+	is_set : function (any) : boolean
+	union : function<T> (Set<T>, Set<T>) : Set <T>
+	difference : function<T> (Set<T>, Set<T>) : Set <T>
+	intersection : function<T> (Set<T>, Set<T>) : Set <T>
+	xor : function<T> (Set<T>, Set<T>) : Set <T>
+end
+
+return lib
-- 
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