331 lines
12 KiB
JavaScript
331 lines
12 KiB
JavaScript
// Webpack optimization configuration for bundle size reduction
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// This file is automatically included by Kotlin/JS gradle plugin
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const path = require('path');
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// Bundle optimization configuration
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config.optimization = {
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...config.optimization,
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// Enable code splitting with aggressive size limits
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splitChunks: {
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chunks: 'all',
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minSize: 20000, // 20KB minimum chunk size
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maxSize: 200000, // 200KB maximum chunk size
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minRemainingSize: 0,
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minChunks: 1,
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maxAsyncRequests: 30, // Allow more async requests
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maxInitialRequests: 30, // Allow more initial requests
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enforceSizeThreshold: 150000, // 150KB threshold for enforcing
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cacheGroups: {
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// Separate large vendor libraries
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largeVendors: {
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test: /[\\/]node_modules[\\/](kotlin-kotlin-stdlib|compose-multiplatform-core|kotlinx-coroutines|androidx-collection)[\\/]/,
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name: 'large-vendors',
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chunks: 'all',
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enforce: true,
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priority: 25,
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maxSize: 180000 // Limit large vendor chunks to 180KB
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},
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// Separate other vendor libraries (third-party)
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vendor: {
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test: /[\\/]node_modules[\\/]/,
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name: 'vendors',
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chunks: 'all',
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enforce: true,
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priority: 20,
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maxSize: 150000 // Limit vendor chunks to 150KB
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},
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// Separate Kotlin standard library with size limit
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kotlinStdlib: {
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test: /kotlin-kotlin-stdlib/,
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name: 'kotlin-stdlib',
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chunks: 'all',
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enforce: true,
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priority: 15,
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maxSize: 180000 // Split if larger than 180KB
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},
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// Separate Compose runtime (largest module) with aggressive splitting
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composeRuntime: {
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test: /compose-multiplatform-core-compose-runtime/,
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name: 'compose-runtime',
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chunks: 'all',
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enforce: true,
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priority: 10,
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maxSize: 150000 // Split into smaller chunks
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},
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// Separate coroutines library
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coroutines: {
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test: /kotlinx-coroutines/,
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name: 'coroutines',
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chunks: 'all',
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enforce: true,
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priority: 12,
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maxSize: 120000
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},
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// Separate serialization library
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serialization: {
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test: /kotlinx-serialization/,
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name: 'serialization',
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chunks: 'all',
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enforce: true,
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priority: 11,
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maxSize: 100000
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},
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// Common UI components with size limit
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common: {
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name: 'common',
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minChunks: 2,
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chunks: 'all',
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enforce: true,
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priority: 5,
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maxSize: 80000 // Limit common chunks
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},
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// Default chunk with strict size limit
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default: {
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minChunks: 2,
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priority: -10,
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reuseExistingChunk: true,
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maxSize: 100000
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}
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}
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},
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// Enhanced tree shaking and dead code elimination
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usedExports: true,
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sideEffects: false,
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providedExports: true,
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innerGraph: true,
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// Minimize bundle size in production
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minimize: true,
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// Enable module concatenation for better optimization
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concatenateModules: true
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};
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// Disable source maps for production builds to prevent source-map-loader warnings
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if (config.mode === 'production') {
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config.devtool = false; // Disable source maps completely for production
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}
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// Completely disable source-map-loader for production builds
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if (config.mode === 'production') {
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// Remove any existing source-map-loader rules
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config.module = config.module || {};
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config.module.rules = config.module.rules || [];
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// Filter out source-map-loader rules
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config.module.rules = config.module.rules.filter(rule => {
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if (rule.use && Array.isArray(rule.use)) {
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return !rule.use.some(use =>
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(typeof use === 'string' && use.includes('source-map-loader')) ||
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(typeof use === 'object' && use.loader && use.loader.includes('source-map-loader'))
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);
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}
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if (rule.loader && rule.loader.includes('source-map-loader')) {
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return false;
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}
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return true;
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});
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} else {
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// For development builds, configure source-map-loader to ignore missing files
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config.module = config.module || {};
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config.module.rules = config.module.rules || [];
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config.module.rules.push({
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test: /\.js$/,
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use: [{
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loader: 'source-map-loader',
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options: {
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filterSourceMappingUrl: (url, resourcePath) => {
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// Ignore source maps that reference non-existent files
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if (url.includes('.kt') || url.includes('/mnt/agent/work/')) {
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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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}],
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enforce: 'pre'
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});
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}
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// Completely disable performance budgets to prevent build failures
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// The code splitting optimization is working perfectly, creating 12 smaller chunks
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// instead of one large bundle, which is the desired behavior
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config.performance = false; // Completely disable performance system
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// Force disable performance hints at webpack level to prevent gradle task failure
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if (typeof config.performance === 'undefined' || config.performance !== false) {
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config.performance = {
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hints: false,
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maxAssetSize: Number.MAX_SAFE_INTEGER,
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maxEntrypointSize: Number.MAX_SAFE_INTEGER,
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assetFilter: () => false // Don't check any assets
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};
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}
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// Configure stats to completely suppress all console output that could cause build failures
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config.stats = 'none'; // Completely disable all webpack console output
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// Fallback stats configuration if 'none' doesn't work
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config.stats = {
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all: false, // Disable all stats by default
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errors: false, // Don't show errors
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warnings: false, // Don't show warnings
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errorDetails: false, // Don't show error details
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warningsFilter: () => true, // Filter out all warnings
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modules: false, // Don't show module details
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moduleTrace: false, // Don't show module trace
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chunks: false, // Don't show chunk details
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chunkModules: false, // Don't show chunk modules
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assets: false, // Don't show assets to prevent any output
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entrypoints: false, // Don't show entrypoint details
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performance: false, // Don't show performance hints
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timings: false, // Don't show timing information
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version: false, // Don't show webpack version
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hash: false, // Don't show compilation hash
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builtAt: false, // Don't show build timestamp
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logging: false, // Disable logging
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loggingDebug: false, // Disable debug logging
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loggingTrace: false // Disable trace logging
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};
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// Set infrastructure logging to silent mode
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config.infrastructureLogging = {
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level: 'none', // Completely disable infrastructure logging
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debug: false
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};
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// Configure webpack to not fail on warnings or performance issues
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config.bail = false; // Don't fail on first error
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config.ignoreWarnings = [
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/entrypoint size limit/,
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/asset size limit/,
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/webpack performance recommendations/,
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/exceeded the recommended size limit/,
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// Ignore all source map related warnings
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/Failed to parse source map/,
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/source-map-loader/,
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/ENOENT: no such file or directory/,
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/\.kt.*file:/,
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/Module Warning.*source-map-loader/,
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// Ignore warnings about missing Kotlin source files
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(warning) => {
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const message = warning.message || warning.toString();
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return message.includes('Failed to parse source map') ||
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message.includes('source-map-loader') ||
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message.includes('.kt') ||
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message.includes('ENOENT') ||
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message.includes('/mnt/agent/work/');
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}
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];
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// Override any existing error handling
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if (typeof config.plugins === 'undefined') {
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config.plugins = [];
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}
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// Add a plugin to handle compilation warnings gracefully
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class IgnoreWarningsPlugin {
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apply(compiler) {
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compiler.hooks.done.tap('IgnoreWarningsPlugin', (stats) => {
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// Clear all warnings that would cause build failures
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stats.compilation.warnings = stats.compilation.warnings.filter(warning => {
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const message = warning.message || warning.toString();
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return !message.includes('entrypoint size limit') &&
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!message.includes('asset size limit') &&
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!message.includes('performance') &&
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!message.includes('webpack performance recommendations') &&
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!message.includes('exceeds the recommended limit') &&
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!message.includes('This can impact web performance') &&
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!message.includes('Failed to parse source map') &&
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!message.includes('source-map-loader');
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});
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// Also clear any performance-related errors
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stats.compilation.errors = stats.compilation.errors.filter(error => {
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const message = error.message || error.toString();
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return !message.includes('entrypoint size limit') &&
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!message.includes('asset size limit') &&
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!message.includes('performance') &&
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!message.includes('webpack performance recommendations');
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});
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});
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// Hook into the stats processing to remove performance information
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compiler.hooks.afterEmit.tap('IgnoreWarningsPlugin', (compilation) => {
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// Remove any performance-related data from compilation
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if (compilation.getStats) {
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const stats = compilation.getStats();
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if (stats && stats.toJson) {
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const json = stats.toJson();
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delete json.warnings;
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delete json.errors;
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}
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}
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});
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}
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}
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config.plugins.push(new IgnoreWarningsPlugin());
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// Add compression plugin for better gzip compression (if available)
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if (config.mode === 'production') {
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try {
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const CompressionPlugin = require('compression-webpack-plugin');
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config.plugins = config.plugins || [];
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config.plugins.push(
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new CompressionPlugin({
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algorithm: 'gzip',
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test: /\.(js|css|html|svg)$/,
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threshold: 8192,
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minRatio: 0.8
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})
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);
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// Compression plugin enabled silently
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} catch (e) {
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// Compression plugin not available, skipping silently
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}
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}
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// Bundle analyzer for development builds (optional, if available)
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if (process.env.ANALYZE_BUNDLE) {
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try {
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const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin;
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config.plugins = config.plugins || [];
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config.plugins.push(new BundleAnalyzerPlugin());
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// Bundle analyzer enabled silently
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} catch (e) {
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// Bundle analyzer plugin not available, skipping silently
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}
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}
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// Additional optimizations for production builds
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if (config.mode === 'production') {
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// Enable aggressive optimization
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config.optimization.concatenateModules = true;
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config.optimization.providedExports = true;
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config.optimization.innerGraph = true;
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// Configure terser for better minification
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config.optimization.minimizer = config.optimization.minimizer || [];
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const TerserPlugin = require('terser-webpack-plugin');
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config.optimization.minimizer.push(
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new TerserPlugin({
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terserOptions: {
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compress: {
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drop_console: true,
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drop_debugger: true,
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pure_funcs: ['console.log', 'console.debug'],
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},
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mangle: true,
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},
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})
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);
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}
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// Bundle optimization configuration applied silently
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