[英]Error: Can't resolve babel-loader… What is wrong with my webpack.config code?
在过去的几个小时中,我把头撞在墙上,试图弄清楚我的webpack.config发生了什么。 我什至试图恢复到较早的提交,但仍然遇到相同的问题。 任何想法或建议将不胜感激。 谢谢! 在下面发布我的webpack.config和package.json
webpack.config
const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
module.exports = {
entry: [ '@babel/polyfill', './app/index.js',],
output: {
path: path.resolve(__dirname, 'dist'),
filename: 'index_bundle.js',
},
module: {
rules: [
{ test: /\.js$/, use: 'babel-loader'},
{ test: /\.css$/, use: [ 'style-loader', 'css-loader']},
]
},
plugins: [
new HtmlWebpackPlugin({
template: 'app/index.html'
})
],
mode: process.env.NODE_ENV === 'production' ? 'production': 'development'
};
----------
## package.json
{
"name": "my-reps",
"version": "1.0.0",
"description": "",
"main": "index.js",
"scripts": {
"start": "webpack-dev-server",
"build": "NODE_ENV='production' webpack",
"firebase-init": "firebase login && firebase init",
"deploy": "npm run build && firebase deploy"
},
"babel": {
"presets": [
"@babel/preset-env",
"@babel/preset-react"
],
"plugins": [
"@babel/plugin-proposal-class-properties"
]
},
"author": "",
"license": "ISC",
"dependencies": {
"@babel/polyfill": "^7.0.0",
"axios": "^0.18.0",
"bootstrap": "^4.1.3",
"classnames": "^2.2.6",
"firebase-tools": "^4.2.1",
"jquery": "^3.3.1",
"lodash.debounce": "^4.0.8",
"moment": "^2.22.2",
"prop-types": "^15.6.2",
"react": "^16.4.2",
"react-dom": "^16.4.2",
"react-places-autocomplete": "^7.2.0",
"react-router": "^4.3.1",
"react-router-dom": "^4.3.1",
"react-twitter-embed": "^1.1.3",
"react-twitter-widgets": "^1.7.1",
"reactstrap": "^6.5.0"
},
"devDependencies": {
"@babel/core": "^7.1.6",
"@babel/plugin-proposal-class-properties": "^7.1.0",
"@babel/plugin-transform-react-constant-elements": "^7.0.0",
"@babel/preset-env": "^7.1.6",
"@babel/preset-react": "^7.0.0",
"babel-core": "^7.0.0-bridge.0",
"babel-loader": "^8.0.0",
"babel-register": "^6.26.0",
"css-loader": "^1.0.0",
"html-webpack-plugin": "^3.2.0",
"style-loader": "^0.22.1",
"webpack": "^4.16.5",
"webpack-cli": "^3.1.0",
"webpack-dev-server": "^3.1.5"
}
}
错误信息:
ERROR in ./node_modules/lodash/lodash.js
Module not found: Error: Can't resolve 'babel-loader' in '/Users/michaelberry/Desktop/my-reps'
@ ./node_modules/lodash/lodash.js 1:0-41
@ ./node_modules/html-webpack-plugin/lib/loader.js!./app/index.html
ERROR in ./node_modules/lodash/lodash.js
Module not found: Error: Can't resolve 'babel-loader' in '/Users/michaelberry/Desktop/my-reps'
@ ./node_modules/lodash/lodash.js 1:0-41
@ ./node_modules/html-webpack-plugin/lib/loader.js!./app/index.html
「wdm」:编译失败。
您最近是否偶然更新了npm软件包? 特别是devDependencies中的以下软件包:
这些软件包的某些版本在构建时可能会引起问题。
如果是这样,您可以尝试将devDependencies重新安装到以前使用的版本。
另一种方法是使用最新版本。 有时npm update
命令由于某种原因将不会安装最新版本。 因此,您需要访问npm网站并检查每个devDependencies的最新版本。
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