From 79dfbcf053d613fe3fff63bfd24537a1665c9389 Mon Sep 17 00:00:00 2001
From: "Max P." <mail@0xMax42.io>
Date: Sun, 11 May 2025 11:16:11 +0200
Subject: [PATCH] feat(utils): add utility to mask API keys

- Introduces a function to mask API keys for improved security
- Masks null or short keys entirely with asterisks
- Partially masks longer keys, retaining the first five characters
---
 src/utils.ts | 6 ++++++
 1 file changed, 6 insertions(+)
 create mode 100644 src/utils.ts

diff --git a/src/utils.ts b/src/utils.ts
new file mode 100644
index 0000000..0d5661d
--- /dev/null
+++ b/src/utils.ts
@@ -0,0 +1,6 @@
+export const maskApiKey = (key: string | null): string => {
+    if (!key) return '*****';
+    return key.length <= 5
+        ? '*'.repeat(key.length)
+        : key.slice(0, 5) + '*'.repeat(key.length - 5);
+};