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/**
* Copyright 2013-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
*
*/
'use strict';
var ReactTypeOfWork = require('./ReactTypeOfWork');
var ClassComponent = ReactTypeOfWork.ClassComponent,
HostContainer = ReactTypeOfWork.HostContainer,
HostComponent = ReactTypeOfWork.HostComponent;
var _require = require('./ReactFiberUpdateQueue'),
callCallbacks = _require.callCallbacks;
module.exports = function (config) {
var updateContainer = config.updateContainer;
var commitUpdate = config.commitUpdate;
function commitWork(current, finishedWork) {
switch (finishedWork.tag) {
case ClassComponent:
{
// Clear updates from current fiber. This must go before the callbacks
// are reset, in case an update is triggered from inside a callback. Is
// this safe? Relies on the assumption that work is only committed if
// the update queue is empty.
if (finishedWork.alternate) {
finishedWork.alternate.updateQueue = null;
}
if (finishedWork.callbackList) {
var callbackList = finishedWork.callbackList;
finishedWork.callbackList = null;
callCallbacks(callbackList, finishedWork.stateNode);
}
// TODO: Fire componentDidMount/componentDidUpdate, update refs
return;
}
case HostContainer:
{
// TODO: Attach children to root container.
var children = finishedWork.output;
var root = finishedWork.stateNode;
var containerInfo = root.containerInfo;
updateContainer(containerInfo, children);
return;
}
case HostComponent:
{
if (finishedWork.stateNode == null || !current) {
throw new Error('This should only be done during updates.');
}
// Commit the work prepared earlier.
var child = finishedWork.child;
var _children = child && !child.sibling ? child.output : child;
var newProps = finishedWork.memoizedProps;
var oldProps = current.memoizedProps;
var instance = finishedWork.stateNode;
commitUpdate(instance, oldProps, newProps, _children);
return;
}
default:
throw new Error('This unit of work tag should not have side-effects.');
}
}
return {
commitWork: commitWork
};
};
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