2 files changed, 31 insertions, 0 deletions
diff --git a/public/assets/javascripts/rectangles/util/permissions.js b/public/assets/javascripts/rectangles/util/permissions.js
new file mode 100644
index 0000000..22a6079
--- /dev/null
+++ b/public/assets/javascripts/rectangles/util/permissions.js
@@ -0,0 +1,17 @@
+
+var Permissions = function(ops){
+	var base = this
+	base.keys = _.keys(ops)
+	base.keys.forEach(function(op){
+		base[op] = ops[op]
+	})
+}
+
+Permissions.prototype.toggle = function (key) {	
+	var base = this
+	var state = ! base[key]
+	base.keys.forEach(function(op){
+		base[op] = op == key ? state : false
+	})
+	return state
+}
diff --git a/public/assets/javascripts/rectangles/util/uid.js b/public/assets/javascripts/rectangles/util/uid.js
new file mode 100644
index 0000000..ca22fb3
--- /dev/null
+++ b/public/assets/javascripts/rectangles/util/uid.js
@@ -0,0 +1,14 @@
+
+var UidGenerator = function(list){
+	var id = 0
+	return function(s){
+		s = s || ""
+		var ss
+		while (1) {
+			ss = s + (id++)
+			if (! (ss in list)) {
+				return ss
+			}
+		}
+	}
+}
+\ No newline at end of file