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由 mini-css-extract-plugin 生成的大型控制台输出

[英]Large console output produced by mini-css-extract-plugin

一直在尝试研究这个,但似乎没有其他人有这个,或者认为这是一个问题。

我使用的mini-css-extract-pluginMiniCssExtractPlugin我) webpack.config.js

但是,当我运行webpack ,控制台上散落着数百个与此类似的实例...

Child mini-css-extract-plugin ../../../node_modules/css-loader/index.js??ref--6-1!../../../node_modules/postcss-loader/src/index.js!../../../node_modules/sass-loader/lib/loader.js!ui/radiolist-toggler/RadioListToggler.scss:
    Entrypoint mini-css-extract-plugin = *
    [../../../node_modules/css-loader/index.js?!../../../node_modules/postcss-loader/src/index.js!../../../node_modules/sass-loader/lib/loader.js!./ui/radiolist-toggler/RadioListToggler.scss] /Users/~~~/git/user-section/node_modules/css-loader??ref--6-1!/Users/~~~/git/user-section/node_modules/postcss-loader/src!/Users/~~/git/user-section/node_modules/sass-loader/lib/loader.js!./ui/radiolist-toggler/RadioListToggler.scss 5.33 KiB {mini-css-extract-plugin} [built]
        + 1 hidden module

我需要向上滚动几秒钟才能看到我的所有资产等。

我对 webpack 很陌生,所以不确定如何防止它输出到控制台?

下面是我的webpack.config.js

const path = require('path');
const webpack = require('webpack');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const CleanWebpackPlugin = require('clean-webpack-plugin');
const MiniCssExtractPlugin = require("mini-css-extract-plugin");
const OptimizeCssAssetsPlugin = require("optimize-css-assets-webpack-plugin");
const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
const modernizr = require("modernizr");
const CopyWebpackPlugin = require('copy-webpack-plugin');
const CompressionPlugin = require('compression-webpack-plugin');


module.exports = {
  context: path.resolve(__dirname, 'src/main/client'),
  entry: './index',
  devtool: 'cheap-module-source-map',
  optimization: {
    minimizer: [
      new UglifyJsPlugin({
        cache: true,
        parallel: true,
        uglifyOptions: {
          mangle: true,
          compress: true,
          ecma: 6
        },
        sourceMap: true
      }),
      new OptimizeCssAssetsPlugin({}),
    ],
    splitChunks: {
      chunks: 'all'
    }
  },
  plugins: [
    new CompressionPlugin({
      test: /\.js$|\.css$|\.html$|\.(png|svg|jpg|gif)$/,
      cache: true,
      filename: '[path].gz[query]',
      algorithm: 'gzip',
      threshold: 10240
    }),
    new CleanWebpackPlugin([
      './target/webapp'
    ]),
    new HtmlWebpackPlugin({
      template: './index.html',
      filename: '../index.html',
      xhtml: true
    }),
    new MiniCssExtractPlugin({
      filename: "[name].css",
    }),
    new CopyWebpackPlugin([{
      from: '../webapp/**/*',
      to: '../'
    }]),
    new webpack.DefinePlugin({
      'process.env.NODE_ENV': '"production"'
    }),
  ],
  output: {
    publicPath: '/app/',
    filename: '[name].bundle.js',
    chunkFilename: '[id].js',
    path: path.resolve(__dirname, 'target/webapp/app/')
  },
  module: {
    rules: [{
        loader: "webpack-modernizr-loader",
        test: /\.modernizrrc\.js$/
      },
      {
        test: /\.html$/,
        exclude: /node_modules/,
        use: {
          loader: 'html-loader'
        }
      },
      {
        test: /\.s?css$/,
        use: [
          MiniCssExtractPlugin.loader,
          {
            loader: 'css-loader',
            options: {
              importLoaders: 1
            }
          },
          {
            loader: 'postcss-loader'
          },
          {
            loader: 'sass-loader'
          }
        ]
      },
      {
        test: /\.(png|svg|jpg|gif)$/,
        use: [
          'file-loader'
        ]
      },
      {
        test: /\.(woff|woff2|eot|ttf|otf)$/,
        use: [{
          loader: 'file-loader',
          options: {
            name: '[name].[ext]',
            outputPath: './assets/fonts/'
          }
        }]
      },
      {
        test: /\.(js|jsx)$/,
        exclude: /node_modules/,
        loader: "babel-loader",
        options: {
          presets: ["@babel/env"]
        }
      }
    ],
  },
  resolve: {
    alias: {
      // You can add comment "Please do not delete this file" in this file
      modernizr$: path.resolve(__dirname, "./.modernizrrc.js")
    }
  }
}

@mcclosa 将此作为评论提及,但如果有人应该查看此问题,看不到答案并单击离开,解决方案是将stats选项添加到您的webpack.config.js文件中,如下所示:

module.exports = {
   stats: { children: false },
}

上面的选项使用了 @mcclosa 建议的children: false选项,它确实成功地删除了 mini-css-extract-plugin 的垃圾输出,但我发现使用预设的stats: "minimal"会产生更好的整体输出。 使用:

module.exports = {
   stats: "minimal",
}

..只要我的构建没有错误,就会给我以下微小的输出:

i 「wdm」: Compiling...
i 「wdm」:    69 modules
i 「wdm」: Compiled successfully.

..与几十行无用的构建数据相反,但当出现错误时,它会继续给出错误信息。

不幸的是,mini-css-extract-loader 没有设置来控制其日志输出的详细程度。

设置stats.childrenfalse"minimal"webpack.config.js可以免去很多其他有用的输出的喜欢你的包名称和大小,入口点信息,花费时间来构建,从其他插件合法的警告和错误,你可能想保留等。

相反,我们似乎必须添加一个在编译器的done挂钩上执行的插件,以从与 mini-css-extract-plugin 关联的stats.compilation对象中删除项目。

这个示例插件应该可以工作:

class CleanupMiniCssExtractPlugin {
  apply(compiler) {
    compiler.hooks.done.tap("CleanupMiniCssExtractPlugin", stats => {
      if (this._children) {
        const children = stats.compilation.children;
        if (Array.isArray(children)) {
          stats.compilation.children = children.filter(
            child => child.name.indexOf("mini-css-extract-plugin") == -1
          );
        }
      }
    });
  }
}

或者你可以使用这个 npm 包: https ://www.npmjs.com/package/cleanup-mini-css-extract-plugin

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