From 5fa235a556d384117840b7088575012dcd1787dd Mon Sep 17 00:00:00 2001
From: Jules Laplace <jules@okfoc.us>
Date: Mon, 17 Nov 2014 15:46:39 -0500
Subject: polygonal lasso

---
 assets/javascripts/util/uid.js | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 assets/javascripts/util/uid.js

(limited to 'assets/javascripts/util/uid.js')

diff --git a/assets/javascripts/util/uid.js b/assets/javascripts/util/uid.js
new file mode 100644
index 0000000..0c0b176
--- /dev/null
+++ b/assets/javascripts/util/uid.js
@@ -0,0 +1,29 @@
+(function(){
+
+	var UidGenerator = function(list){
+		var id = 0
+		var generator = function(s){
+			s = s || ""
+			var ss
+			while (1) {
+				ss = s + (id++)
+				if (! (ss in list)) {
+					return ss
+				}
+			}
+		}
+		generator.setList = function(newList){
+			list = newList
+		}
+		return generator
+	}
+
+	if ('window' in this) {
+		window.UidGenerator = UidGenerator
+	}
+	else {
+		module.exports = UidGenerator
+	}
+	
+})()
+
-- 
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