From 35dc7191f335b569bc672eac4838274cf1124b0a Mon Sep 17 00:00:00 2001
From: Dmitry Ivakhnenko <jeetiss@yandex.ru>
Date: Sat, 18 Feb 2023 12:17:58 +0300
Subject: [PATCH] fix: initializes yoga without race conditions (#409)

---
 src/yoga/index.ts | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/src/yoga/index.ts b/src/yoga/index.ts
index 1dc3bf91..89c55b0a 100644
--- a/src/yoga/index.ts
+++ b/src/yoga/index.ts
@@ -4,10 +4,22 @@ export function init(yoga: typeof Yoga) {
   Yoga = yoga
 }
 
+let initializationPromise = null
+
 export default async function getYoga(): Promise<typeof Yoga> {
-  if (!Yoga) {
-    const mod = await import('@yoga')
-    Yoga = await mod.getYogaModule()
+  if (Yoga) return Yoga
+
+  if (initializationPromise) {
+    await initializationPromise
+    return Yoga
   }
+
+  initializationPromise = import('@yoga')
+    .then((mod) => mod.getYogaModule())
+    .then((yogaInstance) => (Yoga = yogaInstance))
+
+  await initializationPromise
+  initializationPromise = null
+
   return Yoga
 }