Function reconcileSingleTextNode

lib/assets/react-source/development/react.js:17838–17856

(returnFiber, currentFirstChild, textContent, expirationTime)

	  }

	  function reconcileSingleTextNode(returnFiber, currentFirstChild, textContent, expirationTime) {
	    // There's no need to check for keys on text nodes since we don't have a
	    // way to define them.
	    if (currentFirstChild !== null && currentFirstChild.tag === HostText) {
	      // We already have an existing node so let's just update it and delete
	      // the rest.
	      deleteRemainingChildren(returnFiber, currentFirstChild.sibling);
	      var existing = useFiber(currentFirstChild, textContent);
	      existing.return = returnFiber;
	      return existing;
	    } // The existing first child is not a text node so we need to create one
	    // and delete the existing ones.


	    deleteRemainingChildren(returnFiber, currentFirstChild);
	    var created = createFiberFromText(textContent, returnFiber.mode, expirationTime);
	    created.return = returnFiber;
	    return created;
	  }

	  function reconcileSingleElement(returnFiber, currentFirstChild, element, expirationTime) {
	    var key = element.key;