From 9970036d203ba2d0a46b35ba6fad21d49441cdd4 Mon Sep 17 00:00:00 2001
From: Elizabeth Hunt <me@liz.coffee>
Date: Sun, 27 Jul 2025 17:03:10 -0700
Subject: hai

---
 lib/leftpadesque/prepend.ts | 5 +++++
 1 file changed, 5 insertions(+)
 create mode 100644 lib/leftpadesque/prepend.ts

(limited to 'lib/leftpadesque/prepend.ts')

diff --git a/lib/leftpadesque/prepend.ts b/lib/leftpadesque/prepend.ts
new file mode 100644
index 0000000..1819536
--- /dev/null
+++ b/lib/leftpadesque/prepend.ts
@@ -0,0 +1,5 @@
+export const prependWith = (arr: string[], prep: string) =>
+    Array(arr.length * 2)
+        .fill(0)
+        .map((_, i) => i % 2 === 0)
+        .map((isPrep, i) => (isPrep ? prep : arr[Math.floor(i / 2)]!));
-- 
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