Function commitPlacement

lib/assets/react-source/development/react.js:23980–24033

(finishedWork)

	}

	function commitPlacement(finishedWork) {


	  var parentFiber = getHostParentFiber(finishedWork); // Note: these two variables *must* always be updated together.

	  var parent;
	  var isContainer;
	  var parentStateNode = parentFiber.stateNode;

	  switch (parentFiber.tag) {
	    case HostComponent:
	      parent = parentStateNode;
	      isContainer = false;
	      break;

	    case HostRoot:
	      parent = parentStateNode.containerInfo;
	      isContainer = true;
	      break;

	    case HostPortal:
	      parent = parentStateNode.containerInfo;
	      isContainer = true;
	      break;

	    case FundamentalComponent:

	    // eslint-disable-next-line-no-fallthrough

	    default:
	      {
	        {
	          throw Error( "Invalid host parent fiber. This error is likely caused by a bug in React. Please file an issue." );
	        }
	      }

	  }

	  if (parentFiber.effectTag & ContentReset) {
	    // Reset the text content of the parent before doing any insertions
	    resetTextContent(parent); // Clear ContentReset from the effect tag

	    parentFiber.effectTag &= ~ContentReset;
	  }

	  var before = getHostSibling(finishedWork); // We only have the top Fiber that was inserted but we need to recurse down its
	  // children to find all the terminal nodes.

	  if (isContainer) {
	    insertOrAppendPlacementNodeIntoContainer(finishedWork, before, parent);
	  } else {
	    insertOrAppendPlacementNode(finishedWork, before, parent);
	  }
	}

	function insertOrAppendPlacementNodeIntoContainer(node, before, parent) {
	  var tag = node.tag;