functional queue

dist/util.js

@@ -0,0 +1,24 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.shuffle = void 0;
+/**
+ * shuffles an array
+ * https://stackoverflow.com/a/2450976/2856416
+ * @param array an array
+ * @returns an array but shuffled
+ */
+function shuffle(array) {
+    let currentIndex = array.length, randomIndex;
+    // While there remain elements to shuffle...
+    while (currentIndex != 0) {
+        // Pick a remaining element...
+        randomIndex = Math.floor(Math.random() * currentIndex);
+        currentIndex--;
+        // And swap it with the current element.
+        [array[currentIndex], array[randomIndex]] = [
+            array[randomIndex], array[currentIndex]
+        ];
+    }
+    return array;
+}
+exports.shuffle = shuffle;