我正在尝试对现有的 React Native 项目进行测试。当我使用 Jest 运行测试时，测试会出现以下错误：
Test suite failed to run
...etc/__app__/node_modules/react-native/Libraries/polyfills/error-guard.js:14
type ErrorHandler = (error: mixed, isFatal: boolean) => void;
^^^^^^^^^^^^
SyntaxError: Unexpected identifier
at ScriptTransformer._transformAndBuildScript (node_modules/@jest/transform/build/ScriptTransformer.js:537:17)
at ScriptTransformer.transform (node_modules/@jest/transform/build/ScriptTransformer.js:579:25)
at Object.<anonymous> (node_modules/react-native/jest/setup.js:16:6)
意外的标识符如下：
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @format
* @flow strict
* @polyfill
*/
let _inGuard = …我创建了一个子容器，其中包含两个我想显示为 flex-direction: row 和 justify-content: space- Between 的项目。我似乎无法让它发挥作用。
HTML：
<body>
<div class="container">
<div class="randqg">
<div class="title">Random Quote Generator</div>
<div class="subcontainer">
<i class="fa fa-quote-left fa-3x" aria-hidden="true"></i>
<a class="twitter-share-button" href="https://twitter.com/intent/tweet">Tweet</a>
</div>
<blockquote id="text">Original Text</blockquote>
<div class="subcontainer">
<span id="author">author</span>
<i class="fa fa-quote-left" aria-hidden="true"></i>
</div>
</div>
</div>
</body>
<script src="https://use.fontawesome.com/02b956c77d.js"></script>
CSS：
.container {
display: flex;
justify-content: center;
align-items: center;
height: 100%;
background-color: blue;
}
.randqg {
display: flex;
align-items: center;
min-height: 24em;
justify-content: center;
flex-direction: column;
width: 500px;
height: 50%;
border: 5px solid red; …