metamask-provider/webpack.config.js at master · maticnetwork/metamask-provider · GitHub

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/* global __dirname, require, module */
const path = require("path")
const env = require("yargs").argv.env // use --env with webpack 2

const libraryName = "metamask-provider"

let mode = "development"

if (env === "build") {
  mode = "production"
}

const clientConfig = {
  mode,
  entry: `${__dirname}/src/index.js`,
  target: "web",
  output: {
    path: `${__dirname}/dist`,
    filename: `${libraryName}.umd.js`,
    library: libraryName,
    libraryTarget: "umd",
    libraryExport: "default",
    umdNamedDefine: true
  },
  module: {
    rules: [
      {
        test: /\.(js)$/,
        loader: "babel-loader",
        exclude: /(node_modules|bower_components)/
      },
      {
        test: /\.(js)$/,
        loader: "eslint-loader",
        exclude: /node_modules/
      }
    ]
  },
  externals: {},
  resolve: {
    modules: [path.resolve("./node_modules"), path.resolve("./src")],
    extensions: [".json", ".js"]
  }
}

const serverConfig = {
  ...clientConfig,
  target: "node",
  output: {
    path: `${__dirname}/dist`,
    filename: `${libraryName}.node.js`,
    // globalObject: 'this',
    libraryTarget: "commonjs2"
  }
}

const standaloneConfig = {
  ...clientConfig,
  output: {
    ...clientConfig.output,
    library: "MetamaskProvider",
    filename: `${libraryName}.js`
  },
  externals: {}
}

module.exports = [clientConfig, serverConfig, standaloneConfig]