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Diffstat (limited to 'node_modules/react-dom/lib/ReactOwner.js')
| -rw-r--r-- | node_modules/react-dom/lib/ReactOwner.js | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/node_modules/react-dom/lib/ReactOwner.js b/node_modules/react-dom/lib/ReactOwner.js deleted file mode 100644 index 4c81d3898..000000000 --- a/node_modules/react-dom/lib/ReactOwner.js +++ /dev/null @@ -1,92 +0,0 @@ -/** - * 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 _prodInvariant = require('./reactProdInvariant'); - -var invariant = require('fbjs/lib/invariant'); - -/** - * @param {?object} object - * @return {boolean} True if `object` is a valid owner. - * @final - */ -function isValidOwner(object) { - return !!(object && typeof object.attachRef === 'function' && typeof object.detachRef === 'function'); -} - -/** - * ReactOwners are capable of storing references to owned components. - * - * All components are capable of //being// referenced by owner components, but - * only ReactOwner components are capable of //referencing// owned components. - * The named reference is known as a "ref". - * - * Refs are available when mounted and updated during reconciliation. - * - * var MyComponent = React.createClass({ - * render: function() { - * return ( - * <div onClick={this.handleClick}> - * <CustomComponent ref="custom" /> - * </div> - * ); - * }, - * handleClick: function() { - * this.refs.custom.handleClick(); - * }, - * componentDidMount: function() { - * this.refs.custom.initialize(); - * } - * }); - * - * Refs should rarely be used. When refs are used, they should only be done to - * control data that is not handled by React's data flow. - * - * @class ReactOwner - */ -var ReactOwner = { - /** - * Adds a component by ref to an owner component. - * - * @param {ReactComponent} component Component to reference. - * @param {string} ref Name by which to refer to the component. - * @param {ReactOwner} owner Component on which to record the ref. - * @final - * @internal - */ - addComponentAsRefTo: function (component, ref, owner) { - !isValidOwner(owner) ? process.env.NODE_ENV !== 'production' ? invariant(false, 'addComponentAsRefTo(...): Only a ReactOwner can have refs. You might be adding a ref to a component that was not created inside a component\'s `render` method, or you have multiple copies of React loaded (details: https://fb.me/react-refs-must-have-owner).') : _prodInvariant('119') : void 0; - owner.attachRef(ref, component); - }, - - /** - * Removes a component by ref from an owner component. - * - * @param {ReactComponent} component Component to dereference. - * @param {string} ref Name of the ref to remove. - * @param {ReactOwner} owner Component on which the ref is recorded. - * @final - * @internal - */ - removeComponentAsRefFrom: function (component, ref, owner) { - !isValidOwner(owner) ? process.env.NODE_ENV !== 'production' ? invariant(false, 'removeComponentAsRefFrom(...): Only a ReactOwner can have refs. You might be removing a ref to a component that was not created inside a component\'s `render` method, or you have multiple copies of React loaded (details: https://fb.me/react-refs-must-have-owner).') : _prodInvariant('120') : void 0; - var ownerPublicInstance = owner.getPublicInstance(); - // Check that `component`'s owner is still alive and that `component` is still the current ref - // because we do not want to detach the ref if another component stole it. - if (ownerPublicInstance && ownerPublicInstance.refs[ref] === component.getPublicInstance()) { - owner.detachRef(ref); - } - } -}; - -module.exports = ReactOwner;
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