@elastic/eui/test-env/components/inner_text/render_to_text.js

Elastic UI Component Library

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
var _typeof = require("@babel/runtime/helpers/typeof");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.useRenderToText = useRenderToText;
var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));
var _react = _interopRequireWildcard(require("react"));
var _reactDom = require("react-dom");
var _inner_text = require("./inner_text");
var _react2 = require("@emotion/react");
function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

function useRenderToText(node) {
  var placeholder = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : '';
  var _useInnerText = (0, _inner_text.useInnerText)(placeholder),
    _useInnerText2 = (0, _slicedToArray2.default)(_useInnerText, 2),
    ref = _useInnerText2[0],
    text = _useInnerText2[1];
  var hostNode = (0, _react.useRef)(null);
  var onUnmount = function onUnmount() {
    if (hostNode.current) {
      (0, _reactDom.unmountComponentAtNode)(hostNode.current);
      hostNode.current = null;
    }
  };
  var setRef = (0, _react.useCallback)(function (node) {
    if (hostNode.current) {
      ref(node);
    }
  }, [ref]);
  (0, _react.useEffect)(function () {
    hostNode.current = document.createDocumentFragment();
    (0, _reactDom.render)((0, _react2.jsx)("div", {
      ref: setRef
    }, node), hostNode.current);
    return function () {
      onUnmount();
    };
  }, [node, setRef]);
  return text || placeholder;
}