From ded1e606b82ff6e800d65cf28713acf04a03ded6 Mon Sep 17 00:00:00 2001
From: "a.kuzmenko" <witem.artem@gmail.com>
Date: Wed, 25 Jul 2018 10:52:19 +0300
Subject: [PATCH] ISS-245 | accept namespace as array

Signed-off-by: a.kuzmenko <witem.artem@gmail.com>
---
 README.md                    | 2 +-
 __tests__/core/connection.js | 8 ++++++++
 lib/connection.js            | 6 +++++-
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 93cbaa98..933cdf33 100644
--- a/README.md
+++ b/README.md
@@ -141,7 +141,7 @@ var connectionDetails = {
   password:  "",
   port:      6379,
   database:  0,
-  namespace: "resque",
+  namespace: "resque", // Also allow array of strings
 }
 
 var worker = new NodeResque.Worker({connection: connectionDetails, queues: 'math'}, jobs);
diff --git a/__tests__/core/connection.js b/__tests__/core/connection.js
index 40afa468..656bcc7b 100644
--- a/__tests__/core/connection.js
+++ b/__tests__/core/connection.js
@@ -93,6 +93,14 @@ describe('connection', () => {
       expect(prefixedConnection.key('thing')).toBe(`customNamespace:thing`)
     })
 
+    test('keys built with a array namespace are correct', () => {
+      connection.options.namespace = ['custom', 'namespace']
+      expect(connection.key('thing')).toBe(`custom:namespace:thing`)
+
+      prefixedConnection.options.namespace = ['custom', 'namespace']
+      expect(prefixedConnection.key('thing')).toBe(`custom:namespace:thing`)
+    })
+
     test('will properly build namespace strings dynamically', async () => {
       connection.options.namespace = specHelper.namespace
       expect(connection.key('thing')).toBe(specHelper.namespace + ':thing')
diff --git a/lib/connection.js b/lib/connection.js
index bd1de932..1420ccb1 100644
--- a/lib/connection.js
+++ b/lib/connection.js
@@ -86,7 +86,11 @@ class Connection extends EventEmitter {
   key () {
     let args
     args = (arguments.length >= 1 ? [].slice.call(arguments, 0) : [])
-    args.unshift(this.options.namespace)
+    if (Array.isArray(this.options.namespace)) {
+      args.unshift(...this.options.namespace)
+    } else {
+      args.unshift(this.options.namespace)
+    }
     args = args.filter((e) => { return String(e).trim() })
     return args.join(':')
   }