Function startWorkTimer

lib/assets/react-source/development/react.js:14083–14098

(fiber)

	  }
	}
	function startWorkTimer(fiber) {
	  {
	    if (!supportsUserTiming || shouldIgnoreFiber(fiber)) {
	      return;
	    } // If we pause, this is the fiber to unwind from.


	    currentFiber = fiber;

	    if (!beginFiberMark(fiber, null)) {
	      return;
	    }

	    fiber._debugIsCurrentlyTiming = true;
	  }
	}
	function cancelWorkTimer(fiber) {
	  {
	    if (!supportsUserTiming || shouldIgnoreFiber(fiber)) {