From 15c65ae5b97a30e797ea7db8cd687530054d3c77 Mon Sep 17 00:00:00 2001
From: Adriano Raiano <adrai@users.noreply.github.com>
Date: Tue, 16 Mar 2021 12:30:51 +0100
Subject: [PATCH] fix: create i18next clone to fix #1063 (#1073)

* create i18next clone to fix #1063

* added dedicated test for i18next clone
---
 src/createClient/node.test.ts | 19 ++++++++++++++++++-
 src/createClient/node.ts      |  5 +++++
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/src/createClient/node.test.ts b/src/createClient/node.test.ts
index 57df1fdb..c045214a 100644
--- a/src/createClient/node.test.ts
+++ b/src/createClient/node.test.ts
@@ -7,8 +7,8 @@ const config = {
 } as any
 
 describe('createClientNode', () => {
+  const client = createClientNode(config)
   it('returns a node client', () => {
-    const client = createClientNode(config)
     expect(typeof client.initPromise.then).toEqual('function')
     expect(typeof client.i18n.addResource).toEqual('function')
     expect(typeof (client.i18n as any).translator).toEqual('object')
@@ -16,5 +16,22 @@ describe('createClientNode', () => {
       (client.i18n.options as any).defaultLocale
     ).toEqual(config.defaultLocale)
     expect((client.i18n.options as any).locales).toEqual(config.locales)
+    expect((client.i18n.options as any).isClone).not.toEqual(true)
+  })
+
+  describe('createClientNode a second time should return a clone of i18next', () => {
+    it('returns a node client', () => {
+      const secondClient = createClientNode(config)
+      expect(typeof secondClient.initPromise.then).toEqual('function')
+      expect(typeof secondClient.i18n.addResource).toEqual('function')
+      expect(typeof (secondClient.i18n as any).translator).toEqual('object')
+      expect(
+        (secondClient.i18n.options as any).defaultLocale
+      ).toEqual(config.defaultLocale)
+      expect((secondClient.i18n.options as any).locales).toEqual(config.locales)
+      expect((secondClient.i18n.options as any).isClone).toEqual(true)
+      expect(secondClient).not.toEqual(client)
+      expect((secondClient as any).store).toEqual((client as any).store)
+    })
   })
 })
diff --git a/src/createClient/node.ts b/src/createClient/node.ts
index 52ea77db..933f3a82 100644
--- a/src/createClient/node.ts
+++ b/src/createClient/node.ts
@@ -8,6 +8,11 @@ let instance: I18n
 export default (config: InternalConfig): CreateClientReturn => {
   if (!instance) {
     instance = i18n.createInstance(config)
+  } else {
+    instance = instance.cloneInstance({
+      ...config,
+      initImmediate: false,
+    })
   }
   let initPromise: InitPromise