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/**
* Copyright 2014-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 _assign = require('object-assign');
var DOMLazyTree = require('./DOMLazyTree');
var ReactDOMComponentTree = require('./ReactDOMComponentTree');
var ReactDOMEmptyComponent = function (instantiate) {
// ReactCompositeComponent uses this:
this._currentElement = null;
// ReactDOMComponentTree uses these:
this._hostNode = null;
this._hostParent = null;
this._hostContainerInfo = null;
this._domID = 0;
};
_assign(ReactDOMEmptyComponent.prototype, {
mountComponent: function (transaction, hostParent, hostContainerInfo, context) {
var domID = hostContainerInfo._idCounter++;
this._domID = domID;
this._hostParent = hostParent;
this._hostContainerInfo = hostContainerInfo;
var nodeValue = ' react-empty: ' + this._domID + ' ';
if (transaction.useCreateElement) {
var ownerDocument = hostContainerInfo._ownerDocument;
var node = ownerDocument.createComment(nodeValue);
ReactDOMComponentTree.precacheNode(this, node);
return DOMLazyTree(node);
} else {
if (transaction.renderToStaticMarkup) {
// Normally we'd insert a comment node, but since this is a situation
// where React won't take over (static pages), we can simply return
// nothing.
return '';
}
return '<!--' + nodeValue + '-->';
}
},
receiveComponent: function () {},
getHostNode: function () {
return ReactDOMComponentTree.getNodeFromInstance(this);
},
unmountComponent: function () {
ReactDOMComponentTree.uncacheNode(this);
}
});
module.exports = ReactDOMEmptyComponent;
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