js-dicom/build/webpack.base.config.js

this is js-dicom

/**
 *luoyin
 */
'use strict'
const HtmlWebPackPlugin = require("html-webpack-plugin");
const CleanWebpackPlugin = require('clean-webpack-plugin');
const ExtractTextPlugin = require("extract-text-webpack-plugin");
const WebpackMerge = require("webpack-merge");
const Webpack = require('webpack');
const path = require("path");

var genConfig = {
    module: {
        rules: [
            {
                test: /\.js$/,
                exclude: /node_modules/,
                use: {
                    loader: "babel-loader"
                }
            },
            {
                test: /\.css$/,
                use: ExtractTextPlugin.extract({
                    fallback: "style-loader",
                    use: "css-loader"
                })
            },
            {
                test: /\.less$/,
                use: ExtractTextPlugin.extract({
                    fallback: "style-loader",
                    use: ["css-loader","less-loader"]
                })
            },
            {
                test: /\.(png|svg|jpg|gif)$/,
                use: [
                    'file-loader'
                ]
            },
            {
                test: /\.(woff|woff2|eot|ttf|otf)$/,
                use: [
                    'file-loader'
                ]
            },
            {
                test: /\.(csv|tsv)$/,
                use: [
                    'csv-loader'
                ]
            },
            {
                test: /\.xml$/,
                use: [
                    'xml-loader'
                ]
            }
        ]
    },
    plugins: [
        new CleanWebpackPlugin(['dist'], {
            root: path.resolve(process.cwd(), './'),
            varbose: true,
            dry: false
        }),
        new ExtractTextPlugin({
            filename:'[name].css',
            allChunks:true
        }),
        new Webpack.optimize.SplitChunksPlugin({
            splitChunks: {
                chunks: "async",
                minSize: 30000,
                minChunks: 1,
                maxAsyncRequests: 5,
                maxInitialRequests: 3,
                automaticNameDelimiter: '~',
                name: true,
                cacheGroups: {
                    vendors: {
                        test: /[\\/]node_modules[\\/]/,
                        priority: -10
                    },
                    default: {
                        minChunks: 2,
                        priority: -20,
                        reuseExistingChunk: true
                    }
                }
            }
        })
    ]
};


var webConfig = {
    target: 'web', // <=== 默认是 'web'，可省略
    entry: {
        'js-dicom': './src/index.js'
    },
    output: {
        path: path.resolve(process.cwd(), 'dist'),
        libraryTarget:'umd'
    }
};


module.exports = {webConfig: WebpackMerge(webConfig, genConfig)};