Core knowledge points of Webpack

1. Webpack Basic Concepts

• Definition and Role of Webpack
• Relationship Between Modular Development and Webpack
• Core Workflow of Webpack
• Entry Concept Explained
• Output Configuration Details
• Basic Role and Usage of Loaders
• How Plugins Work
• Module Resolution Rules in Webpack
• Code Splitting Mechanism in Webpack
• Webpack Modes (development/production)

2. In-Depth Analysis of Loaders

• Loader Execution Order and Chaining
• Common Loader Categories and Use Cases
• babel-loader and ES6+ Transpilation
• css-loader and style-loader Collaboration
• file-loader and url-loader for Static Assets
• postcss-loader and CSS Post-Processing
• ts-loader for TypeScript
• Use Cases for raw-loader
• thread-loader for Build Performance
• cache-loader for Build Caching
• Guide to Developing Custom Loaders

3. Plugin System Explained

• Difference Between Plugins and Loaders
• Tapable and Webpack's Plugin System
• HtmlWebpackPlugin for Auto-Generating HTML
• CleanWebpackPlugin for Cleaning Build Directories
• MiniCssExtractPlugin for Extracting CSS
• DefinePlugin for Environment Variables
• CopyWebpackPlugin for Copying Static Files
• SplitChunksPlugin for Code Splitting Strategies
• HotModuleReplacementPlugin for Hot Updates
• ProgressPlugin for Build Progress Display
• BundleAnalyzerPlugin for Bundle Size Analysis
• Custom Plugin Development Practice

4. Webpack Configuration Optimization

• Separating Dev and Production Configs
• Managing Multi-Environment Variables
• Build Speed Optimization Strategies
• Bundle Size Optimization Solutions
• Tree Shaking Principles and Configuration
• Scope Hoisting Role and Enablement
• Persistent Caching Configuration
• Multi-Page Application Packing Config
• Dynamic Imports and Lazy Loading
• Externals Configuration
• Module Federation Applications
• Performance Analysis Tools

5. Webpack Advanced Features

• HMR Principles and Implementation
• Source Map Configuration and Optimization
• Webpack's AST Processing Flow
• Webpack's Dependency Graph
• Difference Between Chunk and Bundle
• Webpack Runtime Analysis
• Webpack Code Generation Process
• Module Hot Replacement Principles
• Tree Shaking Implementation Details
• Webpack 5 New Features
• Persistent Caching Mechanism
• Module Federation Implementation

6. Webpack Ecosystem and Toolchain

• Webpack Dev Server Configuration
• Webpack and Babel Integration
• Webpack and ESLint Collaboration
• Webpack and TypeScript Integration
• Webpack with Vue.js
• Webpack and React Optimization
• Webpack and PWA Implementation
• Webpack and Micro-Frontends
• Webpack for Node.js Backend Builds
• Webpack and SSR (Server-Side Rendering)
• Webpack and Docker Integration
• Webpack in CI/CD Pipelines

7. Webpack Performance Optimization Practices

• Build Speed Measurement Tools
• Multi-Process/Multi-Instance Builds
• DLLPlugin Precompilation Optimization
• Caching Strategies and Implementation
• Narrowing File Search Scope
• Optimizing resolve Configuration
• Image/Font Asset Optimization
• Code Compression Strategies
• Lazy Loading and Route-Based Splitting
• Long-Term Caching Optimization
• SSR Optimization Tips
• Monitoring and Analyzing Build Performance

8. Webpack Principles and Source Code Analysis

• Webpack's Overall Architecture
• Compiler Core Class Analysis
• Compilation Workflow
• ModuleFactory Module Factory
• Resolver Module Resolver
• Parser Source Code Analysis
• Template Generation
• Chunk Generation Algorithm
• Dependency Collection and Analysis
• Tapable Plugin System Analysis
• Build Lifecycle Hooks
• Output File Generation Process