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node_modules/shortid/lib/random/random-from-seed.js

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+'use strict';
+
+// Found this seed-based random generator somewhere
+// Based on The Central Randomizer 1.3 (C) 1997 by Paul Houle (houle@msc.cornell.edu)
+
+var seed = 1;
+
+/**
+ * return a random number based on a seed
+ * @param seed
+ * @returns {number}
+ */
+function getNextValue() {
+    seed = (seed * 9301 + 49297) % 233280;
+    return seed/(233280.0);
+}
+
+function setSeed(_seed_) {
+    seed = _seed_;
+}
+
+module.exports = {
+    nextValue: getNextValue,
+    seed: setSeed
+};