Don't call performance.now() twice in a row

sebmarkbage · sebmarkbage · commit 9b2a21d6731a · 2024-09-10T14:36:51.000-04:00
diff --git a/packages/react-reconciler/src/ReactProfilerTimer.js b/packages/react-reconciler/src/ReactProfilerTimer.js
@@ -101,7 +101,7 @@ function startProfilerTimer(fiber: Fiber): void {
   profilerStartTime = now();
 
   if (((fiber.actualStartTime: any): number) < 0) {
-    fiber.actualStartTime = now();
+    fiber.actualStartTime = profilerStartTime;
   }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -101,7 +101,7 @@ function startProfilerTimer(fiber: Fiber): void {`
`101`	`101`	`profilerStartTime = now();`
`102`	`102`
`103`	`103`	`if (((fiber.actualStartTime: any): number) < 0) {`
`104`		`- fiber.actualStartTime = now();`
	`104`	`+ fiber.actualStartTime = profilerStartTime;`
`105`	`105`	`}`
`106`	`106`	`}`
`107`	`107`