forked from facebook/react
/
React.js
143 lines (123 loc) · 4.16 KB
/
React.js
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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.
*
* @providesModule React
*/
'use strict';
var ReactChildren = require('ReactChildren');
var ReactComponent = require('ReactComponent');
var ReactPureComponent = require('ReactPureComponent');
var ReactClass = require('ReactClass');
var ReactDOMFactories = require('ReactDOMFactories');
var ReactElement = require('ReactElement');
var ReactPropTypes = require('ReactPropTypes');
var ReactVersion = require('ReactVersion');
var onlyChild = require('onlyChild');
var createElement = ReactElement.createElement;
var createFactory = ReactElement.createFactory;
var cloneElement = ReactElement.cloneElement;
if (__DEV__) {
var lowPriorityWarning = require('lowPriorityWarning');
var canDefineProperty = require('canDefineProperty');
var ReactElementValidator = require('ReactElementValidator');
var didWarnPropTypesDeprecated = false;
createElement = ReactElementValidator.createElement;
createFactory = ReactElementValidator.createFactory;
cloneElement = ReactElementValidator.cloneElement;
}
var __spread = Object.assign;
var createMixin = function(mixin) {
return mixin;
};
if (__DEV__) {
var warnedForSpread = false;
var warnedForCreateMixin = false;
__spread = function() {
lowPriorityWarning(
warnedForSpread,
'React.__spread is deprecated and should not be used. Use ' +
'Object.assign directly or another helper function with similar ' +
'semantics. You may be seeing this warning due to your compiler. ' +
'See https://fb.me/react-spread-deprecation for more details.',
);
warnedForSpread = true;
return Object.assign.apply(null, arguments);
};
createMixin = function(mixin) {
lowPriorityWarning(
warnedForCreateMixin,
'React.createMixin is deprecated and should not be used. You ' +
'can use this mixin directly instead.',
);
warnedForCreateMixin = true;
return mixin;
};
}
var React = {
// Modern
Children: {
map: ReactChildren.map,
forEach: ReactChildren.forEach,
count: ReactChildren.count,
toArray: ReactChildren.toArray,
only: onlyChild,
},
Component: ReactComponent,
PureComponent: ReactPureComponent,
createElement: createElement,
cloneElement: cloneElement,
isValidElement: ReactElement.isValidElement,
// Classic
PropTypes: ReactPropTypes,
createClass: ReactClass.createClass,
createFactory: createFactory,
createMixin: createMixin,
// This looks DOM specific but these are actually isomorphic helpers
// since they are just generating DOM strings.
DOM: ReactDOMFactories,
version: ReactVersion,
// Deprecated hook for JSX spread, don't use this for anything.
__spread: __spread,
};
// TODO: Fix tests so that this deprecation warning doesn't cause failures.
if (__DEV__) {
if (canDefineProperty) {
Object.defineProperty(React, 'PropTypes', {
get() {
lowPriorityWarning(
didWarnPropTypesDeprecated,
'Accessing PropTypes via the main React package is deprecated. Use ' +
'the prop-types package from npm instead.',
);
didWarnPropTypesDeprecated = true;
return ReactPropTypes;
},
});
}
// React.DOM factories are deprecated. Wrap these methods so that
// invocations of the React.DOM namespace and alert users to switch
// to the `react-addons-dom-factories` package.
React.DOM = {};
var warnedForFactories = false;
Object.keys(ReactDOMFactories).forEach(function(factory) {
React.DOM[factory] = function(...args) {
if (!warnedForFactories) {
lowPriorityWarning(
false,
'Accessing factories like React.DOM.%s has been deprecated ' +
'and will be removed in the future. Use the ' +
'react-addons-dom-factories package instead.',
factory,
);
warnedForFactories = true;
}
return ReactDOMFactories[factory](...args);
};
});
}
module.exports = React;