96 lines
2.8 KiB
JavaScript
96 lines
2.8 KiB
JavaScript
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/**
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* Copyright 2013-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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*
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*/
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'use strict';
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var ReactFiberReconciler = require('./ReactFiberReconciler');
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var warning = require('fbjs/lib/warning');
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function recursivelyAppendChildren(parent, child) {
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if (!child) {
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return;
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}
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/* $FlowFixMe: Element should have this property. */
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if (child.nodeType === 1) {
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/* $FlowFixMe: Refinement issue. I don't know how to express different. */
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parent.appendChild(child);
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} else {
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/* As a result of the refinement issue this type isn't known. */
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var node = child;
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do {
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recursivelyAppendChildren(parent, node.output);
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} while (node = node.sibling);
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}
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}
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var DOMRenderer = ReactFiberReconciler({
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updateContainer: function (container, children) {
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container.innerHTML = '';
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recursivelyAppendChildren(container, children);
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},
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createInstance: function (type, props, children) {
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var domElement = document.createElement(type);
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recursivelyAppendChildren(domElement, children);
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if (typeof props.children === 'string') {
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domElement.textContent = props.children;
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}
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return domElement;
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},
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prepareUpdate: function (domElement, oldProps, newProps, children) {
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return true;
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},
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commitUpdate: function (domElement, oldProps, newProps, children) {
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domElement.innerHTML = '';
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recursivelyAppendChildren(domElement, children);
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if (typeof newProps.children === 'string') {
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domElement.textContent = newProps.children;
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}
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},
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deleteInstance: function (instance) {
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// Noop
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},
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scheduleAnimationCallback: window.requestAnimationFrame,
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scheduleDeferredCallback: window.requestIdleCallback
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});
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var warned = false;
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function warnAboutUnstableUse() {
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process.env.NODE_ENV !== 'production' ? warning(warned, 'You are using React DOM Fiber which is an experimental renderer. ' + 'It is likely to have bugs, breaking changes and is unsupported.') : void 0;
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warned = true;
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}
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var ReactDOM = {
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render: function (element, container) {
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warnAboutUnstableUse();
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if (!container._reactRootContainer) {
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container._reactRootContainer = DOMRenderer.mountContainer(element, container);
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} else {
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DOMRenderer.updateContainer(element, container._reactRootContainer);
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}
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},
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unmountComponentAtNode: function (container) {
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warnAboutUnstableUse();
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var root = container._reactRootContainer;
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if (root) {
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// TODO: Is it safe to reset this now or should I wait since this
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// unmount could be deferred?
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container._reactRootContainer = null;
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DOMRenderer.unmountContainer(root);
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}
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}
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};
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module.exports = ReactDOM;
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