const path = require('path') const { sassLoaderVersion } = require('@dcloudio/uni-cli-shared/lib/scss') const { getPartialIdentifier } = require('./util') function resolve (dir) { return path.resolve(__dirname, '..', dir) } module.exports = function chainWebpack (platformOptions, vueOptions, api) { const { runByHBuilderX, // 使用 HBuilderX 运行 cssPreprocessOptions } = require('@dcloudio/uni-cli-shared') return function (webpackConfig) { // 处理静态资源 limit const urlLoader = require('@dcloudio/uni-cli-shared/lib/url-loader') const staticTypes = ['images', 'media', 'fonts'] staticTypes.forEach(staticType => { webpackConfig.module .rule(staticType) .use('url-loader') .loader(urlLoader.loader) .tap(options => Object.assign(options, urlLoader.options())) }) // 条件编译 vue 文件统一直接过滤html,js,css三种类型,单独资源文件引用各自过滤 const loaders = { scss: 'sass-loader', sass: 'sass-loader', less: 'less-loader', stylus: 'stylus-loader' } // 独立css,postcss,scss,sass,less,stylus const cssLang = ['css', 'postcss', 'scss', 'sass', 'less', 'stylus'] const cssTypes = ['vue-modules', 'vue', 'normal-modules', 'normal'] cssLang.forEach(lang => { const langRule = webpackConfig.module.rule(lang) const loader = loaders[lang] cssTypes.forEach(type => { if (process.env.UNI_USING_CACHE) { langRule.oneOf(type) .use('uniapp-cache-css') .loader('cache-loader') .options(api.genCacheConfig( 'css-loader/' + process.env.UNI_PLATFORM, getPartialIdentifier() )) .before('css-loader') } langRule.oneOf(type) .use('uniapp-preprocss') .loader(resolve('packages/webpack-preprocess-loader')) .options(cssPreprocessOptions) .after('css-loader') // 在 css-loader 之前条件编译一次 if (loader) { // 在 scss,less,stylus 之前先条件编译一次(似乎没有必要了,保证css-loader处理一次即可,前提是条件编译注释都还存在) langRule.oneOf(type) .use('uniapp-preprocss-' + lang) .loader(resolve('packages/webpack-preprocess-loader')) .options(cssPreprocessOptions) .after(loader) } }) }) if (sassLoaderVersion >= 8) { // check indentedSyntax // vue cli 3 and sass-loader 8 cssTypes.forEach(type => { webpackConfig.module.rule('sass').oneOf(type).use('sass-loader').tap(options => { if (options.indentedSyntax) { if (!options.sassOptions) { options.sassOptions = {} } options.sassOptions.indentedSyntax = true delete options.indentedSyntax } return options }) }) } platformOptions.chainWebpack(webpackConfig, vueOptions, api) // define const defines = { 'process.env.UNI_ENV': JSON.stringify(process.env.UNI_PLATFORM), 'process.env.UNI_CLOUD_PROVIDER': process.env.UNI_CLOUD_PROVIDER, 'process.env.HBX_USER_TOKEN': JSON.stringify(process.env.HBX_USER_TOKEN || ''), 'process.env.UNI_AUTOMATOR_WS_ENDPOINT': JSON.stringify(process.env.UNI_AUTOMATOR_WS_ENDPOINT) } webpackConfig .plugin('uni-define') .use(require.resolve('webpack/lib/DefinePlugin'), [defines]) if (runByHBuilderX) { // 由 HBuilderX 运行时,移除进度,错误 webpackConfig.plugins.delete('progress') webpackConfig.plugins.delete('friendly-errors') } else { webpackConfig.plugin('friendly-errors') .tap(args => { if (global.__error_reporting__) { args[0].onErrors = function (severity, errors) { if (severity !== 'error') { return } const error = errors[0] global.__error_reporting__ && global.__error_reporting__(error.name, error.message || '') } } return args }) } if (process.env.BUILD_ENV === 'ali-ide') { webpackConfig.plugins.delete('progress') } } }