你好,我是一个开始使用 React Router 的初学者,并使用 create-react-app 生成了基本源。
当我尝试根据教程设置路由器时,出现类型错误。我试图减少任何可能导致问题的多余代码,直到我最终得到这个
import React from 'react';
import ReactDOM from 'react-dom';
import './index.css';
import { Router } from 'react-router';
ReactDOM.render(
<Router>
</Router>,
document.getElementById('root')
);
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但我仍然遇到同样的错误
ERROR in ./node_modules/history/index.js
Module build failed (from ./node_modules/babel-loader/lib/index.js):
TypeError: /Users/Nanashi/reactjs/learning-my-blog/node_modules/history/index.js: Cannot read properties of undefined (reading 'originalPositionFor')
at SourceMapTree.originalPositionFor (/Users/Nanashi/reactjs/learning-my-blog/node_modules/@ampproject/remapping/dist/remapping.umd.js:159:27)
at trace (/Users/Nanashi/reactjs/learning-my-blog/node_modules/@ampproject/remapping/dist/remapping.umd.js:102:37)
at EncodedSourceMapImpl.map (/Users/Nanashi/reactjs/learning-my-blog/node_modules/@jridgewell/trace-mapping/dist/trace-mapping.umd.js:347:36)
at TraceMap.map (/Users/Nanashi/reactjs/learning-my-blog/node_modules/@jridgewell/trace-mapping/dist/trace-mapping.umd.js:430:31)
at SourceMapTree.traceMappings (/Users/Nanashi/reactjs/learning-my-blog/node_modules/@ampproject/remapping/dist/remapping.umd.js:85:34)
at remapping (/Users/Nanashi/reactjs/learning-my-blog/node_modules/@ampproject/remapping/dist/remapping.umd.js:258:36)
at mergeSourceMap (/Users/Nanashi/reactjs/learning-my-blog/node_modules/@babel/core/lib/transformation/file/merge-map.js:19:30)
at generateCode (/Users/Nanashi/reactjs/learning-my-blog/node_modules/@babel/core/lib/transformation/file/generate.js:72:39)
at run (/Users/Nanashi/reactjs/learning-my-blog/node_modules/@babel/core/lib/transformation/index.js:55:33)
at run.next (<anonymous>)
@ ./node_modules/react-router/index.js 12:0-65 96:25-44 …Run Code Online (Sandbox Code Playgroud)