From b8623f11af00c1a9538ebe628b40e4a3add3887d Mon Sep 17 00:00:00 2001
From: Simon Knott <info@simonknott.de>
Date: Thu, 11 Jan 2024 13:10:30 +0100
Subject: [PATCH] fix: disallow empty key

---
 src/main.test.ts | 1 +
 src/store.ts     | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/src/main.test.ts b/src/main.test.ts
index 6c71934..140f5d5 100644
--- a/src/main.test.ts
+++ b/src/main.test.ts
@@ -781,6 +781,7 @@ describe('set', () => {
         siteID,
       })
 
+      expect(async () => await blobs.set('', 'value')).rejects.toThrowError('Blob key must not be empty.')
       expect(async () => await blobs.set('/key', 'value')).rejects.toThrowError(
         'Blob key must not start with forward slash (/).',
       )
diff --git a/src/store.ts b/src/store.ts
index 9a085f2..1e0aa23 100644
--- a/src/store.ts
+++ b/src/store.ts
@@ -307,6 +307,10 @@ export class Store {
   }
 
   private static validateKey(key: string) {
+    if (key === '') {
+      throw new Error('Blob key must not be empty.')
+    }
+
     if (key.startsWith('/') || key.startsWith('%2F')) {
       throw new Error('Blob key must not start with forward slash (/).')
     }