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findDOMNode.js
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"use strict"; var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default; Object.defineProperty(exports, "__esModule", { value: true }); exports.default = void 0; exports.findDOMNode = findDOMNode; var _reactDom = _interopRequireDefault(require("react-dom")); /* * The MIT License (MIT) * * Copyright (c) 2015 - present Instructure, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ const isReactNodeWithRef = el => { return !!el && el.ref !== void 0; }; const isRefObject = obj => { return !!obj && obj.current !== void 0; }; /** * --- * category: utilities/DOM * --- * * Wrapper function for React.findDOMNode * @module findDOMNode * * @param { Node | Window | React.ReactElement | React.Component | function } el - component, DOM node, or function returning a DOM node * @returns { Node | Window | null | undefined } The root node of this element */ function findDOMNode(el) { const node = typeof el === 'function' ? el() : el; if (node && node === document) { return document.documentElement; // HTMLElement } else if (node instanceof Element || node === window || node && typeof node.nodeType !== 'undefined') { return node; } else if (node) { const reactNode = node; if (isReactNodeWithRef(reactNode)) { const refElement = isRefObject(reactNode.ref) ? reactNode.ref.current : reactNode.ref; if (!(refElement instanceof HTMLElement)) { return findDOMNode(refElement); } return refElement; } else { const elName = reactNode.constructor.componentId ? reactNode.constructor.componentId : reactNode.constructor.name; // eslint-disable-next-line no-console return _reactDom.default.findDOMNode(node); } } return void 0; } var _default = exports.default = findDOMNode;