fix: queueMicrotask fallback will error

closes #2
maverick-js · Jun 27, 2022 · 0e0bea4 · 0e0bea4
1 parent a70746f
commit 0e0bea4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/scheduler.ts b/src/scheduler.ts
@@ -22,7 +22,7 @@ export function createScheduler(onFlush?: () => void) {
   const seen = new Set<() => void>();
   const queue = new Set<() => void>();
   const microtask = Promise.resolve();
-  const queueTask = queueMicrotask ?? microtask.then;
+  const queueTask = typeof queueMicrotask !== 'undefined' ? queueMicrotask : microtask.then;
 
   function enqueue(task: () => void) {
     // `seen` is only populated during a flush.