skip unnecessary flushes

7 years ago · cefd06d55a
parent 040f0f03b5
commit cefd06d55a
1 changed files with 3 additions and 1 deletions
--- a/src/internal/scheduler.js
+++ b/src/internal/scheduler.js
@ -45,5 +45,7 @@ export function flush() {
 }

 function queue_microtask(callback) {
-	Promise.resolve().then(callback);
+	Promise.resolve().then(() => {
+		if (update_scheduled) callback();
+	});
 }