247 lines
9.1 KiB
JavaScript
247 lines
9.1 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const path = require("path");
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const OptionsDefaulter = require("./OptionsDefaulter");
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const Template = require("./Template");
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const isProductionLikeMode = options => {
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return options.mode === "production" || !options.mode;
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};
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class WebpackOptionsDefaulter extends OptionsDefaulter {
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constructor() {
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super();
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this.set("entry", "./src");
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this.set("devtool", "make", options => (options.mode === "development" ? "eval" : false));
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this.set("cache", "make", options => options.mode === "development");
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this.set("context", process.cwd());
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this.set("target", "web");
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this.set("module", "call", value => Object.assign({}, value));
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this.set("module.unknownContextRequest", ".");
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this.set("module.unknownContextRegExp", false);
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this.set("module.unknownContextRecursive", true);
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this.set("module.unknownContextCritical", true);
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this.set("module.exprContextRequest", ".");
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this.set("module.exprContextRegExp", false);
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this.set("module.exprContextRecursive", true);
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this.set("module.exprContextCritical", true);
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this.set("module.wrappedContextRegExp", /.*/);
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this.set("module.wrappedContextRecursive", true);
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this.set("module.wrappedContextCritical", false);
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this.set("module.strictExportPresence", false);
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this.set("module.strictThisContextOnImports", false);
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this.set("module.unsafeCache", "make", options => !!options.cache);
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this.set("module.rules", []);
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this.set("module.defaultRules", "make", options => [{
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type: "javascript/auto",
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resolve: {}
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},
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{
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test: /\.mjs$/i,
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type: "javascript/esm",
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resolve: {
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mainFields: options.target === "web" || options.target === "webworker" ? ["browser", "main"] : ["main"]
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}
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},
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{
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test: /\.json$/i,
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type: "json"
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},
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{
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test: /\.wasm$/i,
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type: "webassembly/experimental"
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}
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]);
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this.set("output", "call", (value, options) => {
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if(typeof value === "string") {
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return {
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filename: value
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};
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} else if(typeof value !== "object") {
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return {};
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} else {
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return Object.assign({}, value);
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}
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});
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this.set("output.filename", "[name].js");
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this.set("output.chunkFilename", "make", options => {
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const filename = options.output.filename;
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if(typeof filename === "function") return filename;
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const hasName = filename.includes("[name]");
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const hasId = filename.includes("[id]");
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const hasChunkHash = filename.includes("[chunkhash]");
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// Anything changing depending on chunk is fine
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if(hasChunkHash || hasName || hasId) return filename;
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// Elsewise prefix "[id]." in front of the basename to make it changing
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return filename.replace(/(^|\/)([^/]*(?:\?|$))/, "$1[id].$2");
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});
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this.set("output.webassemblyModuleFilename", "[modulehash].module.wasm");
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this.set("output.library", "");
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this.set("output.hotUpdateFunction", "make", options => {
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return Template.toIdentifier("webpackHotUpdate" + Template.toIdentifier(options.output.library));
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});
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this.set("output.jsonpFunction", "make", options => {
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return Template.toIdentifier("webpackJsonp" + Template.toIdentifier(options.output.library));
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});
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this.set("output.chunkCallbackName", "make", options => {
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return Template.toIdentifier("webpackChunk" + Template.toIdentifier(options.output.library));
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});
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this.set("output.globalObject", "make", options => {
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switch(options.target) {
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case "web":
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case "electron-renderer":
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return "window";
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case "webworker":
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return "self";
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case "node":
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case "async-node":
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case "node-webkit":
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case "electron-main":
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return "global";
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default:
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return "self";
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}
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});
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this.set("output.devtoolNamespace", "make", options => {
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return options.output.library || "";
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});
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this.set("output.libraryTarget", "var");
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this.set("output.path", path.join(process.cwd(), "dist"));
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this.set("output.pathinfo", "make", options => options.mode === "development");
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this.set("output.sourceMapFilename", "[file].map[query]");
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this.set("output.hotUpdateChunkFilename", "[id].[hash].hot-update.js");
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this.set("output.hotUpdateMainFilename", "[hash].hot-update.json");
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this.set("output.crossOriginLoading", false);
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this.set("output.jsonpScriptType", false);
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this.set("output.chunkLoadTimeout", 120000);
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this.set("output.hashFunction", "md4");
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this.set("output.hashDigest", "hex");
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this.set("output.hashDigestLength", 20);
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this.set("output.devtoolLineToLine", false);
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this.set("output.strictModuleExceptionHandling", false);
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this.set("node", "call", value => {
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if(typeof value === "boolean") {
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return value;
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} else {
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return Object.assign({}, value);
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}
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});
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this.set("node.console", false);
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this.set("node.process", true);
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this.set("node.global", true);
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this.set("node.Buffer", true);
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this.set("node.setImmediate", true);
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this.set("node.__filename", "mock");
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this.set("node.__dirname", "mock");
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this.set("performance", "make", options => (isProductionLikeMode(options) ? false : undefined));
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this.set("performance", "call", value => {
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if(typeof value === "boolean") {
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return value;
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} else {
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return Object.assign({}, value);
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}
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});
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this.set("performance.maxAssetSize", 250000);
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this.set("performance.maxEntrypointSize", 250000);
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this.set("performance.hints", "make", options => (isProductionLikeMode(options) ? "warning" : false));
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this.set("optimization.removeAvailableModules", true);
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this.set("optimization.removeEmptyChunks", true);
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this.set("optimization.mergeDuplicateChunks", true);
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this.set("optimization.flagIncludedChunks", "make", options => isProductionLikeMode(options));
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this.set("optimization.occurrenceOrder", "make", options => isProductionLikeMode(options));
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this.set("optimization.sideEffects", "make", options => isProductionLikeMode(options));
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this.set("optimization.providedExports", true);
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this.set("optimization.usedExports", "make", options => isProductionLikeMode(options));
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this.set("optimization.concatenateModules", "make", options => isProductionLikeMode(options));
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this.set("optimization.splitChunks", {});
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this.set("optimization.splitChunks.chunks", "async");
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this.set("optimization.splitChunks.minSize", 30000);
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this.set("optimization.splitChunks.minChunks", 1);
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this.set("optimization.splitChunks.maxAsyncRequests", 5);
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this.set("optimization.splitChunks.maxInitialRequests", 3);
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this.set("optimization.splitChunks.name", true);
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this.set("optimization.splitChunks.cacheGroups", {});
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this.set("optimization.splitChunks.cacheGroups.default", {
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reuseExistingChunk: true,
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minChunks: 2,
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priority: -20
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});
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this.set("optimization.splitChunks.cacheGroups.vendors", {
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test: /[\\/]node_modules[\\/]/,
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priority: -10
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});
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this.set("optimization.runtimeChunk", "call", value => {
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if(value === "single") {
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return {
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name: "runtime"
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};
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}
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if(value === true || value === "multiple") {
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return {
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name: entrypoint => `runtime~${entrypoint.name}`
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};
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}
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return value;
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});
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this.set("optimization.noEmitOnErrors", "make", options => isProductionLikeMode(options));
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this.set("optimization.namedModules", "make", options => options.mode === "development");
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this.set("optimization.namedChunks", "make", options => options.mode === "development");
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this.set("optimization.portableRecords", "make", options => !!(options.recordsInputPath || options.recordsOutputPath || options.recordsPath));
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this.set("optimization.minimize", "make", options => isProductionLikeMode(options));
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this.set("optimization.minimizer", "make", options => [{
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apply: compiler => {
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// Lazy load the uglifyjs plugin
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const UglifyJsPlugin = require("uglifyjs-webpack-plugin");
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new UglifyJsPlugin({
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cache: true,
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parallel: true,
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sourceMap: options.devtool && /source-?map/.test(options.devtool)
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}).apply(compiler);
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}
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}]);
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this.set("optimization.nodeEnv", "make", options => options.mode || "production");
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this.set("resolve", "call", value => Object.assign({}, value));
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this.set("resolve.unsafeCache", true);
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this.set("resolve.modules", ["node_modules"]);
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this.set("resolve.extensions", [".wasm", ".mjs", ".js", ".json"]);
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this.set("resolve.mainFiles", ["index"]);
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this.set("resolve.aliasFields", "make", options => {
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if(options.target === "web" || options.target === "webworker") return ["browser"];
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else return [];
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});
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this.set("resolve.mainFields", "make", options => {
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if(options.target === "web" || options.target === "webworker") return ["browser", "module", "main"];
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else return ["module", "main"];
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});
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this.set("resolve.cacheWithContext", "make", options => {
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return Array.isArray(options.resolve.plugins) && options.resolve.plugins.length > 0;
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});
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this.set("resolveLoader", "call", value => Object.assign({}, value));
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this.set("resolveLoader.unsafeCache", true);
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this.set("resolveLoader.mainFields", ["loader", "main"]);
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this.set("resolveLoader.extensions", [".js", ".json"]);
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this.set("resolveLoader.mainFiles", ["index"]);
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this.set("resolveLoader.cacheWithContext", "make", options => {
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return Array.isArray(options.resolveLoader.plugins) && options.resolveLoader.plugins.length > 0;
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});
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}
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}
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module.exports = WebpackOptionsDefaulter;
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