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defaults.js
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defaults.js
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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const fs = require("fs");
const path = require("path");
const Template = require("../Template");
const { cleverMerge } = require("../util/cleverMerge");
const {
getTargetsProperties,
getTargetProperties,
getDefaultTarget
} = require("./target");
/** @typedef {import("../../declarations/WebpackOptions").CacheOptionsNormalized} CacheOptions */
/** @typedef {import("../../declarations/WebpackOptions").CssExperimentOptions} CssExperimentOptions */
/** @typedef {import("../../declarations/WebpackOptions").EntryDescription} EntryDescription */
/** @typedef {import("../../declarations/WebpackOptions").EntryNormalized} Entry */
/** @typedef {import("../../declarations/WebpackOptions").Experiments} Experiments */
/** @typedef {import("../../declarations/WebpackOptions").ExperimentsNormalized} ExperimentsNormalized */
/** @typedef {import("../../declarations/WebpackOptions").ExternalsPresets} ExternalsPresets */
/** @typedef {import("../../declarations/WebpackOptions").ExternalsType} ExternalsType */
/** @typedef {import("../../declarations/WebpackOptions").InfrastructureLogging} InfrastructureLogging */
/** @typedef {import("../../declarations/WebpackOptions").JavascriptParserOptions} JavascriptParserOptions */
/** @typedef {import("../../declarations/WebpackOptions").Library} Library */
/** @typedef {import("../../declarations/WebpackOptions").LibraryName} LibraryName */
/** @typedef {import("../../declarations/WebpackOptions").LibraryOptions} LibraryOptions */
/** @typedef {import("../../declarations/WebpackOptions").Loader} Loader */
/** @typedef {import("../../declarations/WebpackOptions").Mode} Mode */
/** @typedef {import("../../declarations/WebpackOptions").ModuleOptionsNormalized} ModuleOptions */
/** @typedef {import("../../declarations/WebpackOptions").Node} WebpackNode */
/** @typedef {import("../../declarations/WebpackOptions").Optimization} Optimization */
/** @typedef {import("../../declarations/WebpackOptions").OutputNormalized} Output */
/** @typedef {import("../../declarations/WebpackOptions").Performance} Performance */
/** @typedef {import("../../declarations/WebpackOptions").ResolveOptions} ResolveOptions */
/** @typedef {import("../../declarations/WebpackOptions").RuleSetRules} RuleSetRules */
/** @typedef {import("../../declarations/WebpackOptions").SnapshotOptions} SnapshotOptions */
/** @typedef {import("../../declarations/WebpackOptions").Target} Target */
/** @typedef {import("../../declarations/WebpackOptions").WebpackOptionsNormalized} WebpackOptions */
/** @typedef {import("./target").TargetProperties} TargetProperties */
const NODE_MODULES_REGEXP = /[\\/]node_modules[\\/]/i;
/**
* Sets a constant default value when undefined
* @template T
* @template {keyof T} P
* @param {T} obj an object
* @param {P} prop a property of this object
* @param {T[P]} value a default value of the property
* @returns {void}
*/
const D = (obj, prop, value) => {
if (obj[prop] === undefined) {
obj[prop] = value;
}
};
/**
* Sets a dynamic default value when undefined, by calling the factory function
* @template T
* @template {keyof T} P
* @param {T} obj an object
* @param {P} prop a property of this object
* @param {function(): T[P]} factory a default value factory for the property
* @returns {void}
*/
const F = (obj, prop, factory) => {
if (obj[prop] === undefined) {
obj[prop] = factory();
}
};
/**
* Sets a dynamic default value when undefined, by calling the factory function.
* factory must return an array or undefined
* When the current value is already an array an contains "..." it's replaced with
* the result of the factory function
* @template T
* @template {keyof T} P
* @param {T} obj an object
* @param {P} prop a property of this object
* @param {function(): T[P]} factory a default value factory for the property
* @returns {void}
*/
const A = (obj, prop, factory) => {
const value = obj[prop];
if (value === undefined) {
obj[prop] = factory();
} else if (Array.isArray(value)) {
/** @type {any[]} */
let newArray = undefined;
for (let i = 0; i < value.length; i++) {
const item = value[i];
if (item === "...") {
if (newArray === undefined) {
newArray = value.slice(0, i);
obj[prop] = /** @type {T[P]} */ (/** @type {unknown} */ (newArray));
}
const items = /** @type {any[]} */ (/** @type {unknown} */ (factory()));
if (items !== undefined) {
for (const item of items) {
newArray.push(item);
}
}
} else if (newArray !== undefined) {
newArray.push(item);
}
}
}
};
/**
* @param {WebpackOptions} options options to be modified
* @returns {void}
*/
const applyWebpackOptionsBaseDefaults = options => {
F(options, "context", () => process.cwd());
applyInfrastructureLoggingDefaults(options.infrastructureLogging);
};
/**
* @param {WebpackOptions} options options to be modified
* @returns {void}
*/
const applyWebpackOptionsDefaults = options => {
F(options, "context", () => process.cwd());
F(options, "target", () => {
return getDefaultTarget(options.context);
});
const { mode, name, target } = options;
let targetProperties =
target === false
? /** @type {false} */ (false)
: typeof target === "string"
? getTargetProperties(target, options.context)
: getTargetsProperties(target, options.context);
const development = mode === "development";
const production = mode === "production" || !mode;
if (typeof options.entry !== "function") {
for (const key of Object.keys(options.entry)) {
F(
options.entry[key],
"import",
() => /** @type {[string]} */ (["./src"])
);
}
}
F(options, "devtool", () => (development ? "eval" : false));
D(options, "watch", false);
D(options, "profile", false);
D(options, "parallelism", 100);
D(options, "recordsInputPath", false);
D(options, "recordsOutputPath", false);
applyExperimentsDefaults(options.experiments, {
production,
development,
targetProperties
});
const futureDefaults = options.experiments.futureDefaults;
F(options, "cache", () =>
development ? { type: /** @type {"memory"} */ ("memory") } : false
);
applyCacheDefaults(options.cache, {
name: name || "default",
mode: mode || "production",
development,
cacheUnaffected: options.experiments.cacheUnaffected
});
const cache = !!options.cache;
applySnapshotDefaults(options.snapshot, {
production,
futureDefaults
});
applyModuleDefaults(options.module, {
cache,
syncWebAssembly: options.experiments.syncWebAssembly,
asyncWebAssembly: options.experiments.asyncWebAssembly,
css: options.experiments.css,
futureDefaults,
isNode: targetProperties && targetProperties.node === true
});
applyOutputDefaults(options.output, {
context: options.context,
targetProperties,
isAffectedByBrowserslist:
target === undefined ||
(typeof target === "string" && target.startsWith("browserslist")) ||
(Array.isArray(target) &&
target.some(target => target.startsWith("browserslist"))),
outputModule: options.experiments.outputModule,
development,
entry: options.entry,
module: options.module,
futureDefaults
});
applyExternalsPresetsDefaults(options.externalsPresets, {
targetProperties,
buildHttp: !!options.experiments.buildHttp
});
applyLoaderDefaults(options.loader, { targetProperties });
F(options, "externalsType", () => {
const validExternalTypes = require("../../schemas/WebpackOptions.json")
.definitions.ExternalsType.enum;
return options.output.library &&
validExternalTypes.includes(options.output.library.type)
? /** @type {ExternalsType} */ (options.output.library.type)
: options.output.module
? "module"
: "var";
});
applyNodeDefaults(options.node, {
futureDefaults: options.experiments.futureDefaults,
targetProperties
});
F(options, "performance", () =>
production &&
targetProperties &&
(targetProperties.browser || targetProperties.browser === null)
? {}
: false
);
applyPerformanceDefaults(options.performance, {
production
});
applyOptimizationDefaults(options.optimization, {
development,
production,
css: options.experiments.css,
records: !!(options.recordsInputPath || options.recordsOutputPath)
});
options.resolve = cleverMerge(
getResolveDefaults({
cache,
context: options.context,
targetProperties,
mode: options.mode
}),
options.resolve
);
options.resolveLoader = cleverMerge(
getResolveLoaderDefaults({ cache }),
options.resolveLoader
);
};
/**
* @param {ExperimentsNormalized} experiments options
* @param {Object} options options
* @param {boolean} options.production is production
* @param {boolean} options.development is development mode
* @param {TargetProperties | false} options.targetProperties target properties
* @returns {void}
*/
const applyExperimentsDefaults = (
experiments,
{ production, development, targetProperties }
) => {
D(experiments, "futureDefaults", false);
D(experiments, "backCompat", !experiments.futureDefaults);
D(experiments, "topLevelAwait", experiments.futureDefaults);
D(experiments, "syncWebAssembly", false);
D(experiments, "asyncWebAssembly", experiments.futureDefaults);
D(experiments, "outputModule", false);
D(experiments, "layers", false);
D(experiments, "lazyCompilation", undefined);
D(experiments, "buildHttp", undefined);
D(experiments, "cacheUnaffected", experiments.futureDefaults);
F(experiments, "css", () => (experiments.futureDefaults ? {} : undefined));
if (typeof experiments.buildHttp === "object") {
D(experiments.buildHttp, "frozen", production);
D(experiments.buildHttp, "upgrade", false);
}
if (typeof experiments.css === "object") {
D(
experiments.css,
"exportsOnly",
!targetProperties || !targetProperties.document
);
}
};
/**
* @param {CacheOptions} cache options
* @param {Object} options options
* @param {string} options.name name
* @param {string} options.mode mode
* @param {boolean} options.development is development mode
* @param {boolean} options.cacheUnaffected the cacheUnaffected experiment is enabled
* @returns {void}
*/
const applyCacheDefaults = (
cache,
{ name, mode, development, cacheUnaffected }
) => {
if (cache === false) return;
switch (cache.type) {
case "filesystem":
F(cache, "name", () => name + "-" + mode);
D(cache, "version", "");
F(cache, "cacheDirectory", () => {
const cwd = process.cwd();
let dir = cwd;
for (;;) {
try {
if (fs.statSync(path.join(dir, "package.json")).isFile()) break;
// eslint-disable-next-line no-empty
} catch (e) {}
const parent = path.dirname(dir);
if (dir === parent) {
dir = undefined;
break;
}
dir = parent;
}
if (!dir) {
return path.resolve(cwd, ".cache/webpack");
} else if (process.versions.pnp === "1") {
return path.resolve(dir, ".pnp/.cache/webpack");
} else if (process.versions.pnp === "3") {
return path.resolve(dir, ".yarn/.cache/webpack");
} else {
return path.resolve(dir, "node_modules/.cache/webpack");
}
});
F(cache, "cacheLocation", () =>
path.resolve(cache.cacheDirectory, cache.name)
);
D(cache, "hashAlgorithm", "md4");
D(cache, "store", "pack");
D(cache, "compression", false);
D(cache, "profile", false);
D(cache, "idleTimeout", 60000);
D(cache, "idleTimeoutForInitialStore", 5000);
D(cache, "idleTimeoutAfterLargeChanges", 1000);
D(cache, "maxMemoryGenerations", development ? 5 : Infinity);
D(cache, "maxAge", 1000 * 60 * 60 * 24 * 60); // 1 month
D(cache, "allowCollectingMemory", development);
D(cache, "memoryCacheUnaffected", development && cacheUnaffected);
D(cache.buildDependencies, "defaultWebpack", [
path.resolve(__dirname, "..") + path.sep
]);
break;
case "memory":
D(cache, "maxGenerations", Infinity);
D(cache, "cacheUnaffected", development && cacheUnaffected);
break;
}
};
/**
* @param {SnapshotOptions} snapshot options
* @param {Object} options options
* @param {boolean} options.production is production
* @param {boolean} options.futureDefaults is future defaults enabled
* @returns {void}
*/
const applySnapshotDefaults = (snapshot, { production, futureDefaults }) => {
if (futureDefaults) {
F(snapshot, "managedPaths", () =>
process.versions.pnp === "3"
? [
/^(.+?(?:[\\/]\.yarn[\\/]unplugged[\\/][^\\/]+)?[\\/]node_modules[\\/])/
]
: [/^(.+?[\\/]node_modules[\\/])/]
);
F(snapshot, "immutablePaths", () =>
process.versions.pnp === "3"
? [/^(.+?[\\/]cache[\\/][^\\/]+\.zip[\\/]node_modules[\\/])/]
: []
);
} else {
A(snapshot, "managedPaths", () => {
if (process.versions.pnp === "3") {
const match =
/^(.+?)[\\/]cache[\\/]watchpack-npm-[^\\/]+\.zip[\\/]node_modules[\\/]/.exec(
require.resolve("watchpack")
);
if (match) {
return [path.resolve(match[1], "unplugged")];
}
} else {
const match = /^(.+?[\\/]node_modules[\\/])/.exec(
// eslint-disable-next-line node/no-extraneous-require
require.resolve("watchpack")
);
if (match) {
return [match[1]];
}
}
return [];
});
A(snapshot, "immutablePaths", () => {
if (process.versions.pnp === "1") {
const match =
/^(.+?[\\/]v4)[\\/]npm-watchpack-[^\\/]+-[\da-f]{40}[\\/]node_modules[\\/]/.exec(
require.resolve("watchpack")
);
if (match) {
return [match[1]];
}
} else if (process.versions.pnp === "3") {
const match =
/^(.+?)[\\/]watchpack-npm-[^\\/]+\.zip[\\/]node_modules[\\/]/.exec(
require.resolve("watchpack")
);
if (match) {
return [match[1]];
}
}
return [];
});
}
F(snapshot, "resolveBuildDependencies", () => ({
timestamp: true,
hash: true
}));
F(snapshot, "buildDependencies", () => ({ timestamp: true, hash: true }));
F(snapshot, "module", () =>
production ? { timestamp: true, hash: true } : { timestamp: true }
);
F(snapshot, "resolve", () =>
production ? { timestamp: true, hash: true } : { timestamp: true }
);
};
/**
* @param {JavascriptParserOptions} parserOptions parser options
* @param {Object} options options
* @param {boolean} options.futureDefaults is future defaults enabled
* @param {boolean} options.isNode is node target platform
* @returns {void}
*/
const applyJavascriptParserOptionsDefaults = (
parserOptions,
{ futureDefaults, isNode }
) => {
D(parserOptions, "unknownContextRequest", ".");
D(parserOptions, "unknownContextRegExp", false);
D(parserOptions, "unknownContextRecursive", true);
D(parserOptions, "unknownContextCritical", true);
D(parserOptions, "exprContextRequest", ".");
D(parserOptions, "exprContextRegExp", false);
D(parserOptions, "exprContextRecursive", true);
D(parserOptions, "exprContextCritical", true);
D(parserOptions, "wrappedContextRegExp", /.*/);
D(parserOptions, "wrappedContextRecursive", true);
D(parserOptions, "wrappedContextCritical", false);
D(parserOptions, "strictThisContextOnImports", false);
D(parserOptions, "importMeta", true);
D(parserOptions, "dynamicImportMode", "lazy");
D(parserOptions, "dynamicImportPrefetch", false);
D(parserOptions, "dynamicImportPreload", false);
D(parserOptions, "createRequire", isNode);
if (futureDefaults) D(parserOptions, "exportsPresence", "error");
};
/**
* @param {ModuleOptions} module options
* @param {Object} options options
* @param {boolean} options.cache is caching enabled
* @param {boolean} options.syncWebAssembly is syncWebAssembly enabled
* @param {boolean} options.asyncWebAssembly is asyncWebAssembly enabled
* @param {CssExperimentOptions|false} options.css is css enabled
* @param {boolean} options.futureDefaults is future defaults enabled
* @param {boolean} options.isNode is node target platform
* @returns {void}
*/
const applyModuleDefaults = (
module,
{ cache, syncWebAssembly, asyncWebAssembly, css, futureDefaults, isNode }
) => {
if (cache) {
D(module, "unsafeCache", module => {
const name = module.nameForCondition();
return name && NODE_MODULES_REGEXP.test(name);
});
} else {
D(module, "unsafeCache", false);
}
F(module.parser, "asset", () => ({}));
F(module.parser.asset, "dataUrlCondition", () => ({}));
if (typeof module.parser.asset.dataUrlCondition === "object") {
D(module.parser.asset.dataUrlCondition, "maxSize", 8096);
}
F(module.parser, "javascript", () => ({}));
applyJavascriptParserOptionsDefaults(module.parser.javascript, {
futureDefaults,
isNode
});
A(module, "defaultRules", () => {
const esm = {
type: "javascript/esm",
resolve: {
byDependency: {
esm: {
fullySpecified: true
}
}
}
};
const commonjs = {
type: "javascript/dynamic"
};
/** @type {RuleSetRules} */
const rules = [
{
mimetype: "application/node",
type: "javascript/auto"
},
{
test: /\.json$/i,
type: "json"
},
{
mimetype: "application/json",
type: "json"
},
{
test: /\.mjs$/i,
...esm
},
{
test: /\.js$/i,
descriptionData: {
type: "module"
},
...esm
},
{
test: /\.cjs$/i,
...commonjs
},
{
test: /\.js$/i,
descriptionData: {
type: "commonjs"
},
...commonjs
},
{
mimetype: {
or: ["text/javascript", "application/javascript"]
},
...esm
}
];
if (asyncWebAssembly) {
const wasm = {
type: "webassembly/async",
rules: [
{
descriptionData: {
type: "module"
},
resolve: {
fullySpecified: true
}
}
]
};
rules.push({
test: /\.wasm$/i,
...wasm
});
rules.push({
mimetype: "application/wasm",
...wasm
});
} else if (syncWebAssembly) {
const wasm = {
type: "webassembly/sync",
rules: [
{
descriptionData: {
type: "module"
},
resolve: {
fullySpecified: true
}
}
]
};
rules.push({
test: /\.wasm$/i,
...wasm
});
rules.push({
mimetype: "application/wasm",
...wasm
});
}
if (css) {
const cssRule = {
type: "css",
resolve: {
fullySpecified: true,
preferRelative: true
}
};
const cssModulesRule = {
type: "css/module",
resolve: {
fullySpecified: true
}
};
rules.push({
test: /\.css$/i,
oneOf: [
{
test: /\.module\.css$/i,
...cssModulesRule
},
{
...cssRule
}
]
});
rules.push({
mimetype: "text/css+module",
...cssModulesRule
});
rules.push({
mimetype: "text/css",
...cssRule
});
}
rules.push(
{
dependency: "url",
oneOf: [
{
scheme: /^data$/,
type: "asset/inline"
},
{
type: "asset/resource"
}
]
},
{
assert: { type: "json" },
type: "json"
}
);
return rules;
});
};
/**
* @param {Output} output options
* @param {Object} options options
* @param {string} options.context context
* @param {TargetProperties | false} options.targetProperties target properties
* @param {boolean} options.isAffectedByBrowserslist is affected by browserslist
* @param {boolean} options.outputModule is outputModule experiment enabled
* @param {boolean} options.development is development mode
* @param {Entry} options.entry entry option
* @param {ModuleOptions} options.module module option
* @param {boolean} options.futureDefaults is future defaults enabled
* @returns {void}
*/
const applyOutputDefaults = (
output,
{
context,
targetProperties: tp,
isAffectedByBrowserslist,
outputModule,
development,
entry,
module,
futureDefaults
}
) => {
/**
* @param {Library=} library the library option
* @returns {string} a readable library name
*/
const getLibraryName = library => {
const libraryName =
typeof library === "object" &&
library &&
!Array.isArray(library) &&
"type" in library
? library.name
: /** @type {LibraryName=} */ (library);
if (Array.isArray(libraryName)) {
return libraryName.join(".");
} else if (typeof libraryName === "object") {
return getLibraryName(libraryName.root);
} else if (typeof libraryName === "string") {
return libraryName;
}
return "";
};
F(output, "uniqueName", () => {
const libraryName = getLibraryName(output.library).replace(
/^\[(\\*[\w:]+\\*)\](\.)|(\.)\[(\\*[\w:]+\\*)\](?=\.|$)|\[(\\*[\w:]+\\*)\]/g,
(m, a, d1, d2, b, c) => {
const content = a || b || c;
return content.startsWith("\\") && content.endsWith("\\")
? `${d2 || ""}[${content.slice(1, -1)}]${d1 || ""}`
: "";
}
);
if (libraryName) return libraryName;
const pkgPath = path.resolve(context, "package.json");
try {
const packageInfo = JSON.parse(fs.readFileSync(pkgPath, "utf-8"));
return packageInfo.name || "";
} catch (e) {
if (e.code !== "ENOENT") {
e.message += `\nwhile determining default 'output.uniqueName' from 'name' in ${pkgPath}`;
throw e;
}
return "";
}
});
F(output, "module", () => !!outputModule);
D(output, "filename", output.module ? "[name].mjs" : "[name].js");
F(output, "iife", () => !output.module);
D(output, "importFunctionName", "import");
D(output, "importMetaName", "import.meta");
F(output, "chunkFilename", () => {
const filename = output.filename;
if (typeof filename !== "function") {
const hasName = filename.includes("[name]");
const hasId = filename.includes("[id]");
const hasChunkHash = filename.includes("[chunkhash]");
const hasContentHash = filename.includes("[contenthash]");
// Anything changing depending on chunk is fine
if (hasChunkHash || hasContentHash || hasName || hasId) return filename;
// Otherwise prefix "[id]." in front of the basename to make it changing
return filename.replace(/(^|\/)([^/]*(?:\?|$))/, "$1[id].$2");
}
return output.module ? "[id].mjs" : "[id].js";
});
F(output, "cssFilename", () => {
const filename = output.filename;
if (typeof filename !== "function") {
return filename.replace(/\.[mc]?js(\?|$)/, ".css$1");
}
return "[id].css";
});
F(output, "cssChunkFilename", () => {
const chunkFilename = output.chunkFilename;
if (typeof chunkFilename !== "function") {
return chunkFilename.replace(/\.[mc]?js(\?|$)/, ".css$1");
}
return "[id].css";
});
D(output, "assetModuleFilename", "[hash][ext][query]");
D(output, "webassemblyModuleFilename", "[hash].module.wasm");
D(output, "compareBeforeEmit", true);
D(output, "charset", true);
F(output, "hotUpdateGlobal", () =>
Template.toIdentifier(
"webpackHotUpdate" + Template.toIdentifier(output.uniqueName)
)
);
F(output, "chunkLoadingGlobal", () =>
Template.toIdentifier(
"webpackChunk" + Template.toIdentifier(output.uniqueName)
)
);
F(output, "globalObject", () => {
if (tp) {
if (tp.global) return "global";
if (tp.globalThis) return "globalThis";
}
return "self";
});
F(output, "chunkFormat", () => {
if (tp) {
const helpMessage = isAffectedByBrowserslist
? "Make sure that your 'browserslist' includes only platforms that support these features or select an appropriate 'target' to allow selecting a chunk format by default. Alternatively specify the 'output.chunkFormat' directly."
: "Select an appropriate 'target' to allow selecting one by default, or specify the 'output.chunkFormat' directly.";
if (output.module) {
if (tp.dynamicImport) return "module";
if (tp.document) return "array-push";
throw new Error(
"For the selected environment is no default ESM chunk format available:\n" +
"ESM exports can be chosen when 'import()' is available.\n" +
"JSONP Array push can be chosen when 'document' is available.\n" +
helpMessage
);
} else {
if (tp.document) return "array-push";
if (tp.require) return "commonjs";
if (tp.nodeBuiltins) return "commonjs";
if (tp.importScripts) return "array-push";
throw new Error(
"For the selected environment is no default script chunk format available:\n" +
"JSONP Array push can be chosen when 'document' or 'importScripts' is available.\n" +
"CommonJs exports can be chosen when 'require' or node builtins are available.\n" +
helpMessage
);
}
}
throw new Error(
"Chunk format can't be selected by default when no target is specified"
);
});
D(output, "asyncChunks", true);
F(output, "chunkLoading", () => {
if (tp) {
switch (output.chunkFormat) {
case "array-push":
if (tp.document) return "jsonp";
if (tp.importScripts) return "import-scripts";
break;
case "commonjs":
if (tp.require) return "require";
if (tp.nodeBuiltins) return "async-node";
break;
case "module":
if (tp.dynamicImport) return "import";
break;
}
if (
tp.require === null ||
tp.nodeBuiltins === null ||
tp.document === null ||
tp.importScripts === null
) {
return "universal";
}
}
return false;
});
F(output, "workerChunkLoading", () => {
if (tp) {
switch (output.chunkFormat) {
case "array-push":
if (tp.importScriptsInWorker) return "import-scripts";
break;
case "commonjs":
if (tp.require) return "require";
if (tp.nodeBuiltins) return "async-node";
break;
case "module":
if (tp.dynamicImportInWorker) return "import";
break;
}
if (
tp.require === null ||
tp.nodeBuiltins === null ||
tp.importScriptsInWorker === null
) {
return "universal";
}
}
return false;
});
F(output, "wasmLoading", () => {
if (tp) {
if (tp.fetchWasm) return "fetch";
if (tp.nodeBuiltins)
return output.module ? "async-node-module" : "async-node";
if (tp.nodeBuiltins === null || tp.fetchWasm === null) {
return "universal";
}
}
return false;
});
F(output, "workerWasmLoading", () => output.wasmLoading);
F(output, "devtoolNamespace", () => output.uniqueName);
if (output.library) {
F(output.library, "type", () => (output.module ? "module" : "var"));
}
F(output, "path", () => path.join(process.cwd(), "dist"));
F(output, "pathinfo", () => development);
D(output, "sourceMapFilename", "[file].map[query]");
D(
output,
"hotUpdateChunkFilename",
`[id].[fullhash].hot-update.${output.module ? "mjs" : "js"}`
);
D(output, "hotUpdateMainFilename", "[runtime].[fullhash].hot-update.json");
D(output, "crossOriginLoading", false);
F(output, "scriptType", () => (output.module ? "module" : false));
D(
output,
"publicPath",
(tp && (tp.document || tp.importScripts)) || output.scriptType === "module"
? "auto"
: ""
);
D(output, "workerPublicPath", "");
D(output, "chunkLoadTimeout", 120000);
D(output, "hashFunction", futureDefaults ? "xxhash64" : "md4");
D(output, "hashDigest", "hex");
D(output, "hashDigestLength", futureDefaults ? 16 : 20);
D(output, "strictModuleExceptionHandling", false);
const optimistic = v => v || v === undefined;
const conditionallyOptimistic = (v, c) => (v === undefined && c) || v;
F(
output.environment,
"arrowFunction",
() => tp && optimistic(tp.arrowFunction)
);
F(output.environment, "const", () => tp && optimistic(tp.const));
F(
output.environment,
"destructuring",
() => tp && optimistic(tp.destructuring)
);
F(output.environment, "forOf", () => tp && optimistic(tp.forOf));
F(output.environment, "bigIntLiteral", () => tp && tp.bigIntLiteral);
F(output.environment, "dynamicImport", () =>
conditionallyOptimistic(tp && tp.dynamicImport, output.module)
);
F(output.environment, "module", () =>
conditionallyOptimistic(tp && tp.module, output.module)
);
const { trustedTypes } = output;
if (trustedTypes) {
F(
trustedTypes,
"policyName",
() =>
output.uniqueName.replace(/[^a-zA-Z0-9\-#=_/@.%]+/g, "_") || "webpack"
);
}
/**
* @param {function(EntryDescription): void} fn iterator
* @returns {void}
*/
const forEachEntry = fn => {
for (const name of Object.keys(entry)) {
fn(entry[name]);
}
};
A(output, "enabledLibraryTypes", () => {
const enabledLibraryTypes = [];
if (output.library) {
enabledLibraryTypes.push(output.library.type);
}
forEachEntry(desc => {
if (desc.library) {
enabledLibraryTypes.push(desc.library.type);
}
});
return enabledLibraryTypes;
});
A(output, "enabledChunkLoadingTypes", () => {
const enabledChunkLoadingTypes = new Set();
if (output.chunkLoading) {
enabledChunkLoadingTypes.add(output.chunkLoading);
}
if (output.workerChunkLoading) {
enabledChunkLoadingTypes.add(output.workerChunkLoading);
}
forEachEntry(desc => {
if (desc.chunkLoading) {
enabledChunkLoadingTypes.add(desc.chunkLoading);
}
});
return Array.from(enabledChunkLoadingTypes);
});
A(output, "enabledWasmLoadingTypes", () => {
const enabledWasmLoadingTypes = new Set();
if (output.wasmLoading) {
enabledWasmLoadingTypes.add(output.wasmLoading);
}