Initial commitHEADmain

Created from https://vercel.com/new

1 files changed, 20 insertions, 0 deletions

diff --git a/src/lib/generate.ts b/src/lib/generate.ts
new file mode 100644
index 0000000..8e25aa0
--- /dev/null
+++ b/src/lib/generate.ts
@@ -0,0 +1,20 @@
+import prand from 'pure-rand';
+
+const seed = Date.now() ^ (Math.random() * 0x100000000);
+const rng = prand.xoroshiro128plus(seed);
+
+export function random(min: number, max: number) {
+  return prand.unsafeUniformIntDistribution(min, max, rng);
+}
+
+export function getRandomChars(
+  n: number,
+  chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ',
+) {
+  const arr = chars.split('');
+  let s = '';
+  for (let i = 0; i < n; i++) {
+    s += arr[random(0, arr.length - 1)];
+  }
+  return s;
+}