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无法使用webpack加载Node本机插件

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虽然我在示例代码中使用 vue-cli 来生成webpack配置,但没有什么特定于vue .

我像这样创建示例应用程序:

vue init webpack webpack_modules_example

生成 webpack.base.conf

'use strict'
const path = require('path')
const utils = require('./utils')
const config = require('../config')
const vueLoaderConfig = require('./vue-loader.conf')

function resolve (dir) {
  return path.join(__dirname, '..', dir)
}

module.exports = {
  context: path.resolve(__dirname, '../'),
  entry: {
    app: './src/main.js'
  },
  output: {
    path: config.build.assetsRoot,
    filename: '[name].js',
    publicPath: process.env.NODE_ENV === 'production'
      ? config.build.assetsPublicPath
      : config.dev.assetsPublicPath
  },
  resolve: {
    extensions: ['.js', '.vue', '.json'],
    alias: {
      'vue$': 'vue/dist/vue.esm.js',
      'ad-block': 'ad-block/build/Release/ad-block.node',
      '@': resolve('src'),
    }
  },
  module: {
    rules: [
      {
        test: /\.vue$/,
        loader: 'vue-loader',
        options: vueLoaderConfig
      },
      {
        test: /\.js$/,
        loader: 'babel-loader',
        include: [resolve('src'), resolve('test'), resolve('node_modules/webpack-dev-server/client')]
      },
      {
        test: /\.(png|jpe?g|gif|svg)(\?.*)?$/,
        loader: 'url-loader',
        options: {
          limit: 10000,
          name: utils.assetsPath('img/[name].[hash:7].[ext]')
        }
      },
      {
        test: /\.(mp4|webm|ogg|mp3|wav|flac|aac)(\?.*)?$/,
        loader: 'url-loader',
        options: {
          limit: 10000,
          name: utils.assetsPath('media/[name].[hash:7].[ext]')
        }
      },
      {
        test: /\.(woff2?|eot|ttf|otf)(\?.*)?$/,
        loader: 'url-loader',
        options: {
          limit: 10000,
          name: utils.assetsPath('fonts/[name].[hash:7].[ext]')
        }
      },
    ]
  },
  node: {
    setImmediate: false,
    dgram: 'empty',
    fs: 'empty',
    net: 'empty',
    tls: 'empty',
    child_process: 'empty'
  }
}

我想要包含this library,所以我这样做:

npm install --save ad-block

在代码( App.vue )上我添加:

<script>
...
  const {AdBlockClient, FilterOptions} = require('ad-block')
...

因为它是一个本机模块,我需要为webpack安装一些加载器(尝试了几个):

npm install native-ext-loader --save-dev

将加载器添加到webpack配置:

{
    test: /\.node$/,
    loader: "native-ext-loader"
  },

并在webpack配置中创建一个别名:

alias: {
      ...
      'ad-block': 'ad-block/build/Release/ad-block.node',
      ...
    }

但当我运行 npm run dev 并转到http://localhost:8080/时,我在控制台中看到此错误:

未捕获错误:无法打开/ad-block.node:TypeError:无法在eval(ad-block.node:2)处的Object.eval(ad-block.node?9538:1)处读取未定义的属性'dlopen'位于eval(app.vue)的fn(app.js:89)的webpack_require(app.js:679)上的Object ../ node_modules / ad-block / build / Release / ad-block.node(app.js:733) ?26cd:9)at Object ../ node_modules / babel-loader / lib / index.js!./ node_modules / vue-loader / lib / selector.js?type = script&index = 0!./ src / App.vue( app.js:757)at webpack_require(app.js:679)at fn(app.js:89)at eval(App.vue?a8e9:1)

如果我在没有webpack的情况下使用它,它就可以了 . 不知道我错过了什么!

1 回答

  • 0

    NodeJS是服务器端编程环境,因此支持编译为在运行Node服务的同一主机上运行的“本机”附加模块 .

    虽然Node是使用JavaScript编程的,但它不是浏览器JavaScript,因此无法在浏览器中运行原生广告 .

    有关更多信息,请参见Node C++ Addons .

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