From 1d7a61f688f738d6d6c07cb52c211d1e05986dda Mon Sep 17 00:00:00 2001
From: Jonatan Nilsson <jonatan@nilsson.is>
Date: Fri, 20 Sep 2024 23:23:22 +0000
Subject: [PATCH] constructor: Add backwards compatibility with
 file-system-cache ns option

---
 index.mjs             |  2 +-
 package.json          |  2 +-
 test/fscache.test.mjs | 10 ++++++++++
 3 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/index.mjs b/index.mjs
index b4fdb5e..0f5d3a0 100644
--- a/index.mjs
+++ b/index.mjs
@@ -10,7 +10,7 @@ export default class FSCache {
     this.fsPromises = fsPromises || fsPromisesOriginal
 
     this.id = crypto.randomBytes(15).toString('base64').replace(/\//g, '-')
-    this.prefix = options.prefix ? options.prefix + '-' : '-'
+    this.prefix = (options.ns || options.prefix || '') + '-'
     this.hash_alg = options.hash_alg || 'md5'
     this.cache_dir = options.cache_dir || path.join(os.tmpdir(), this.id)
     this.ttl = options.ttl || 0
diff --git a/package.json b/package.json
index d0948f1..23bac09 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "fs-cache-fast",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "description": "Cache stored on the file system",
   "main": "index.mjs",
   "scripts": {
diff --git a/test/fscache.test.mjs b/test/fscache.test.mjs
index 547c109..6322226 100644
--- a/test/fscache.test.mjs
+++ b/test/fscache.test.mjs
@@ -61,6 +61,16 @@ t.describe('#constructor()', function() {
     assert.strictEqual(cache.ttl, assertTtl)
   })
 
+  t.test('supports alternative way of specifying prefix', function() {
+    const assertPrefix = 'blablabutmore'
+
+    let cache = createCache({
+      ns: assertPrefix,
+    })
+
+    assert.strictEqual(cache.prefix, assertPrefix + '-')
+  })
+
   t.test('should create the directory by default', function() {
     assert.notOk(fsSync.mkdirSync.called)
     let cache = createCache({})