forked from fanruan/fineui
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* commit '3185e3111efbb2d44800f1ec18b7a1887eff8608': feat: 更新下脚本 refactor: 改个名字 KERNEL-12095 fix: 封装new部分的代码 refactor: 加个默认值 KERNEL-12095 chore: 新增webpack worker打包插件es6
superman
2 years ago
19 changed files with 307 additions and 30 deletions
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import { WorkerAbilityTestActionType } from '../../utils/action_type'; |
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import { WorkerAbilityTestPayload, WorkerAbilityTestReponse } from '../../utils/payload_type'; |
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export class WorkerAbilityTestMainThreadAction extends BI.Workers.WorkerBaseAction { |
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/** |
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* 通信能力检测 |
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*/ |
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public communicationTest(): Promise<WorkerAbilityTestReponse['CommunicationTest']> { |
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const mainThreadPostTime: WorkerAbilityTestPayload['CommunicationTest'] = Date.now(); |
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return this.controller.requestPromise(WorkerAbilityTestActionType.CommunicationTest, mainThreadPostTime); |
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} |
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} |
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import { WorkerAbilityTestMainThreadAction } from './action/action.worker_ability_test'; |
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// 不需要一起打包的话则不需要引入这行 |
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import { workerUrl } from 'fui-worker!../worker_thread/${workerName}_worker_thread'; |
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class ${WorkerName}MainTreadWorker extends BI.Workers.MainThreadWorker { |
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private communicationTest: WorkerAbilityTestMainThreadAction; |
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public initActions(): void { |
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this.communicationTest = this.createAction(WorkerAbilityTestMainThreadAction); |
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} |
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public testCommunication() { |
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return this.communicationTest.communicationTest(); |
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} |
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} |
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const ${workerName}MainTreadWorker = BI.Workers.createWorker(${WorkerName}MainTreadWorker, { |
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workerUrl, |
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workerName: BI.UUID(), |
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}); |
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${workerName}MainTreadWorker.testCommunication() |
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.then(v => { |
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console.log(v); |
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}); |
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@ -1,5 +0,0 @@
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class CrudMainTreadWorker extends BI.Workers.MainThreadWorker { |
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protected initActions(): void { |
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// to init some actions
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} |
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} |
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/* |
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* Worker 事务标识 |
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* 每类事务有命名空间, 包含多个具体事务 |
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*/ |
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export const enum WorkerAbilityTestActionType { |
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CommunicationTest = 'CommunicationTest', |
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} |
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/** |
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* 跨线程通信各事务的发送数据类型声明 |
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*/ |
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export interface WorkerAbilityTestPayload { |
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CommunicationTest: number; |
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} |
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/** |
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* 跨线程通信各事务的响应数据类型声明 |
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*/ |
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export interface WorkerAbilityTestReponse { |
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CommunicationTest: number; |
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} |
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import { WorkerAbilityTestActionType } from '../../utils/action_type'; |
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import { WorkerAbilityTestPayload, WorkerAbilityTestReponse } from '../../utils/payload_type'; |
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export class WorkerAbilityTestWorkerThreadAction extends BI.Workers.WorkerBaseAction { |
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protected addActionHandler(): void { |
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this.controller.addActionHandler( |
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WorkerAbilityTestActionType.CommunicationTest, |
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this.communicationTest.bind(this) |
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); |
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} |
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/** |
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* 通信能力检测的处理器 |
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*/ |
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private communicationTest( |
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payload: WorkerAbilityTestPayload['CommunicationTest'] |
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): WorkerAbilityTestReponse['CommunicationTest'] { |
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const mainThreadPostTime = payload; |
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// 收到主线程信息的耗时 |
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const workerGetMessageDuration = Date.now() - mainThreadPostTime; |
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return workerGetMessageDuration; |
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} |
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} |
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// TODO: 这边需要先import fineui资源 |
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import { WorkerAbilityTestWorkerThreadAction } from './action/action.worker_ability_test'; |
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class ${WorkerName}WorkerTreadWorker extends BI.Workers.MainThreadWorker { |
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public communicationTest: WorkerAbilityTestWorkerThreadAction; |
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public initActions(): void { |
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this.communicationTest = this.createAction(WorkerAbilityTestWorkerThreadAction); |
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} |
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} |
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export const ${workerName}WorkerTreadWorker = BI.Workers.createWorker(${WorkerName}WorkerTreadWorker); |
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@ -1,5 +0,0 @@
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class CrudWorkerTreadWorker extends BI.Workers.MainThreadWorker { |
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protected initActions(): void { |
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// to init some actions
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} |
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} |
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const WorkerPluginName = 'FuiWorkerPlugin'; |
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const WorkerLoaderName = 'FuiWorkerWorkerLoader'; |
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const FileNamePrefix = 'worker-'; |
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module.exports = { |
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WorkerPluginName, |
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WorkerLoaderName, |
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FileNamePrefix, |
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}; |
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/* |
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* worker-plugin |
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*/ |
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const path = require('path'); |
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const webpack = require('webpack'); |
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const { WorkerPluginName } = require('./constants'); |
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class FuiWorkerPlugin { |
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constructor(options = {}) { |
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this.options = options; |
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} |
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apply(compiler) { |
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// 为主线程构建添加 __WORKER__ 环境变量, 构建中区分不同线程源码, 实现代码拆减
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compiler.hooks.afterPlugins.tap(WorkerPluginName, compiler => { |
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new webpack.DefinePlugin({ |
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// __WORKER__ 表示当前所在线程是否是 worker 线程
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// 主线程构建中为 false
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__WORKER__: false, |
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}).apply(compiler); |
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}); |
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// 添加自定义的worker entry-loader
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compiler.hooks.afterResolvers.tap(WorkerPluginName, compiler => { |
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/** |
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* https://webpack.js.org/configuration/resolve/#resolveloader
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* 使用 resolveloader 添加自定义的 worker loader |
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*/ |
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if (!compiler.options.resolveLoader) { |
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compiler.options.resolveLoader = { |
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alias: {}, |
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}; |
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} |
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if (!compiler.options.resolveLoader.alias) { |
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compiler.options.resolveLoader.alias = {}; |
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} |
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// 动态添加 worker 的 worker-loader, 命名为 "fui-worker"
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compiler.options.resolveLoader.alias['fui-worker'] = path.resolve(__dirname, './worker-loader.js'); |
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}); |
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} |
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} |
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module.exports = FuiWorkerPlugin; |
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/* |
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* fui-worker worker-loader |
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*/ |
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const webpack = require('webpack'); |
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const loaderUtils = require('loader-utils'); |
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const SingleEntryPlugin = require('webpack/lib/SingleEntryPlugin'); |
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const { WorkerLoaderName, FileNamePrefix } = require('./constants'); |
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// 正常 loader 处理逻辑
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function loader() { |
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const callback = this.async(); |
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this.cacheable(false); |
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// 过滤掉当前的 worker-loader, 保留 worker 侧构建需要的其他 loader(babel-loader/ts-loader 等)
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const otherLoaders = this.loaders.filter((loader, index) => { |
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if (index === this.loaderIndex) { |
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return false; |
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} |
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return true; |
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}); |
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/** |
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* 拼接构建需要的 loader 字符串, 用于指定 childCompiler 的构建 loader |
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* 比如: /path/to/babel-loader/lib/index.js!/path/to/ts-loader/index.js! |
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*/ |
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const loaderPath = otherLoaders.reduce((pre, loader) => `${pre}${loader.path}!`, ''); |
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/** |
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* worker 独立构建的 entry |
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* 构建 loader + worker 源码入口文件路径 |
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* |
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* https://webpack.js.org/concepts/loaders/#inline
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* `!!` 实现在 childCompiler 中忽略其他所有 loader, 只保留主构建的 loader |
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* 不然 worker 入口在 childCompiler 中会继续由 worker-loader 处理, 造成死循环 |
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*/ |
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const workerEntry = `!!${loaderPath}${this.resourcePath}`; |
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// 把资源纳入构建流程的依赖, 实现 dev 模式下的 watch
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this.addDependency(workerEntry); |
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// 生成的 service 独立 bundle 名称
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const entryFileName = `${FileNamePrefix}index`; |
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// 获取传递给 loader 的 options
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loaderUtils.getOptions(this) || {}; |
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// 创建 childCompiler, 用于实现 worker 构建为独立 js 资源
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const childCompiler = this._compilation.createChildCompiler(WorkerLoaderName, { |
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globalObject: 'this', |
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}); |
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childCompiler.context = this._compiler.context; |
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// 指定独立构建的 entry 和生成 js 资源名称
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new SingleEntryPlugin(this.context, workerEntry, entryFileName).apply(childCompiler); |
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// 设置 worker 侧的环境变量
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new webpack.DefinePlugin({ |
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__WORKER__: true, |
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}).apply(childCompiler); |
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// 添加 window 全局对象, 映射为 worker 线程全局对象 self
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// 如果在 worker 源码中添加, 可能没有前置到所有引用模块前
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new webpack.BannerPlugin({ |
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banner: 'self.window = self;', |
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raw: true, |
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entryOnly: true, |
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}).apply(childCompiler); |
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const subCache = `subcache ${__dirname} ${workerEntry}`; |
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childCompiler.hooks.compilation.tap(WorkerLoaderName, compilation => { |
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if (compilation.cache) { |
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if (!compilation.cache[subCache]) compilation.cache[subCache] = {}; |
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compilation.cache = compilation.cache[subCache]; |
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} |
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}); |
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childCompiler.runAsChild((error, entries, compilation) => { |
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if (!error && compilation.errors && compilation.errors.length) { |
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// eslint-disable-next-line no-param-reassign
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error = compilation.errors[0]; |
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} |
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// compatible with Array (v4) and Set (v5) prototypes
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const entry = entries && entries[0] && entries[0].files.values().next().value; |
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if (!error && !entry) { |
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// eslint-disable-next-line no-param-reassign
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error = Error(`${WorkerLoaderName}, no entry for ${workerEntry}`); |
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} |
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if (error) { |
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return callback(error); |
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} |
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return callback( |
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null, |
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// 插入代码的转译和压缩由主构建配置的 babel/ts loader 处理, 不需要 worker-worker 来处理
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// 添加 @ts-nocheck 避免 ts-check 报错
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`// @ts-nocheck
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const servicePath = __webpack_public_path__ + ${JSON.stringify(entry)}; |
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export const workerUrl = servicePath; |
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` |
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); |
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}); |
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return; |
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} |
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module.exports = loader; |
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