Current File : /var/www/html/node_modules/next/dist/server/config.js
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = loadConfig;
Object.defineProperty(exports, "DomainLocale", {
enumerable: true,
get: function() {
return _configShared.DomainLocale;
}
});
Object.defineProperty(exports, "NextConfig", {
enumerable: true,
get: function() {
return _configShared.NextConfig;
}
});
Object.defineProperty(exports, "normalizeConfig", {
enumerable: true,
get: function() {
return _configShared.normalizeConfig;
}
});
exports.setHttpAgentOptions = setHttpAgentOptions;
var _path = require("path");
var _url = require("url");
var _http = require("http");
var _https = require("https");
var _findUp = _interopRequireDefault(require("next/dist/compiled/find-up"));
var _chalk = _interopRequireDefault(require("../lib/chalk"));
var Log = _interopRequireWildcard(require("../build/output/log"));
var _constants = require("../shared/lib/constants");
var _utils = require("../shared/lib/utils");
var _configShared = require("./config-shared");
var _configUtils = require("./config-utils");
var _imageConfig = require("../shared/lib/image-config");
var _env = require("@next/env");
var _ciInfo = require("../telemetry/ci-info");
async function loadConfig(phase, dir, customConfig) {
await (0, _env).loadEnvConfig(dir, phase === _constants.PHASE_DEVELOPMENT_SERVER, Log);
(0, _configUtils).loadWebpackHook();
let configFileName = "next.config.js";
if (customConfig) {
return assignDefaults({
configOrigin: "server",
configFileName,
...customConfig
});
}
const path = await (0, _findUp).default(_constants.CONFIG_FILES, {
cwd: dir
});
// If config file was found
if (path == null ? void 0 : path.length) {
var ref;
configFileName = (0, _path).basename(path);
let userConfigModule;
try {
// `import()` expects url-encoded strings, so the path must be properly
// escaped and (especially on Windows) absolute paths must pe prefixed
// with the `file://` protocol
if (process.env.__NEXT_TEST_MODE === "jest") {
// dynamic import does not currently work inside of vm which
// jest relies on so we fall back to require for this case
// https://github.com/nodejs/node/issues/35889
userConfigModule = require(path);
} else {
userConfigModule = await import((0, _url).pathToFileURL(path).href);
}
} catch (err) {
Log.error(`Failed to load ${configFileName}, see more info here https://nextjs.org/docs/messages/next-config-error`);
throw err;
}
const userConfig = await (0, _configShared).normalizeConfig(phase, userConfigModule.default || userConfigModule);
const validateResult = (0, _configShared).validateConfig(userConfig);
if (validateResult.errors) {
Log.warn(`Invalid next.config.js options detected: `);
// Only load @segment/ajv-human-errors when invalid config is detected
const { AggregateAjvError } = require("next/dist/compiled/@segment/ajv-human-errors");
const aggregatedAjvErrors = new AggregateAjvError(validateResult.errors, {
fieldLabels: "js"
});
for (const error of aggregatedAjvErrors){
console.error(` - ${error.message}`);
}
console.error("\nSee more info here: https://nextjs.org/docs/messages/invalid-next-config");
}
if (Object.keys(userConfig).length === 0) {
Log.warn(`Detected ${configFileName}, no exported configuration found. https://nextjs.org/docs/messages/empty-configuration`);
}
if (userConfig.target && !targets.includes(userConfig.target)) {
throw new Error(`Specified target is invalid. Provided: "${userConfig.target}" should be one of ${targets.join(", ")}`);
}
if (userConfig.target && userConfig.target !== "server") {
Log.warn("The `target` config is deprecated and will be removed in a future version.\n" + "See more info here https://nextjs.org/docs/messages/deprecated-target-config");
}
if ((ref = userConfig.amp) == null ? void 0 : ref.canonicalBase) {
const { canonicalBase } = userConfig.amp || {};
userConfig.amp = userConfig.amp || {};
userConfig.amp.canonicalBase = (canonicalBase.endsWith("/") ? canonicalBase.slice(0, -1) : canonicalBase) || "";
}
if (process.env.NEXT_PRIVATE_TARGET || _ciInfo.hasNextSupport) {
userConfig.target = process.env.NEXT_PRIVATE_TARGET || "server";
}
return assignDefaults({
configOrigin: (0, _path).relative(dir, path),
configFile: path,
configFileName,
...userConfig
});
} else {
const configBaseName = (0, _path).basename(_constants.CONFIG_FILES[0], (0, _path).extname(_constants.CONFIG_FILES[0]));
const nonJsPath = _findUp.default.sync([
`${configBaseName}.jsx`,
`${configBaseName}.ts`,
`${configBaseName}.tsx`,
`${configBaseName}.json`,
], {
cwd: dir
});
if (nonJsPath == null ? void 0 : nonJsPath.length) {
throw new Error(`Configuring Next.js via '${(0, _path).basename(nonJsPath)}' is not supported. Please replace the file with 'next.config.js' or 'next.config.mjs'.`);
}
}
// always call assignDefaults to ensure settings like
// reactRoot can be updated correctly even with no next.config.js
const completeConfig = assignDefaults(_configShared.defaultConfig);
completeConfig.configFileName = configFileName;
setHttpAgentOptions(completeConfig.httpAgentOptions);
return completeConfig;
}
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
default: obj
};
}
function _getRequireWildcardCache() {
if (typeof WeakMap !== "function") return null;
var cache = new WeakMap();
_getRequireWildcardCache = function() {
return cache;
};
return cache;
}
function _interopRequireWildcard(obj) {
if (obj && obj.__esModule) {
return obj;
}
if (obj === null || typeof obj !== "object" && typeof obj !== "function") {
return {
default: obj
};
}
var cache = _getRequireWildcardCache();
if (cache && cache.has(obj)) {
return cache.get(obj);
}
var newObj = {};
var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor;
for(var key in obj){
if (Object.prototype.hasOwnProperty.call(obj, key)) {
var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null;
if (desc && (desc.get || desc.set)) {
Object.defineProperty(newObj, key, desc);
} else {
newObj[key] = obj[key];
}
}
}
newObj.default = obj;
if (cache) {
cache.set(obj, newObj);
}
return newObj;
}
const targets = [
"server",
"serverless",
"experimental-serverless-trace"
];
const experimentalWarning = (0, _utils).execOnce((configFileName, features)=>{
const s = features.length > 1 ? "s" : "";
Log.warn(_chalk.default.bold(`You have enabled experimental feature${s} (${features.join(", ")}) in ${configFileName}.`));
Log.warn(`Experimental features are not covered by semver, and may cause unexpected or broken application behavior. ` + `Use at your own risk.`);
console.warn();
});
function setHttpAgentOptions(options) {
if (global.__NEXT_HTTP_AGENT) {
// We only need to assign once because we want
// to resuse the same agent for all requests.
return;
}
if (!options) {
throw new Error("Expected config.httpAgentOptions to be an object");
}
global.__NEXT_HTTP_AGENT = new _http.Agent(options);
global.__NEXT_HTTPS_AGENT = new _https.Agent(options);
}
function assignDefaults(userConfig) {
var ref7, ref1, ref2;
const configFileName = userConfig.configFileName;
if (typeof userConfig.exportTrailingSlash !== "undefined") {
console.warn(_chalk.default.yellow.bold("Warning: ") + `The "exportTrailingSlash" option has been renamed to "trailingSlash". Please update your ${configFileName}.`);
if (typeof userConfig.trailingSlash === "undefined") {
userConfig.trailingSlash = userConfig.exportTrailingSlash;
}
delete userConfig.exportTrailingSlash;
}
const config = Object.keys(userConfig).reduce((currentConfig, key)=>{
const value = userConfig[key];
if (value === undefined || value === null) {
return currentConfig;
}
if (key === "experimental" && typeof value === "object") {
const enabledExperiments = [];
// defaultConfig.experimental is predefined and will never be undefined
// This is only a type guard for the typescript
if (_configShared.defaultConfig.experimental) {
for (const featureName of Object.keys(value)){
if (value[featureName] !== _configShared.defaultConfig.experimental[featureName]) {
enabledExperiments.push(featureName);
}
}
}
if (enabledExperiments.length > 0) {
experimentalWarning(configFileName, enabledExperiments);
}
}
if (key === "distDir") {
if (typeof value !== "string") {
throw new Error(`Specified distDir is not a string, found type "${typeof value}"`);
}
const userDistDir = value.trim();
// don't allow public as the distDir as this is a reserved folder for
// public files
if (userDistDir === "public") {
throw new Error(`The 'public' directory is reserved in Next.js and can not be set as the 'distDir'. https://nextjs.org/docs/messages/can-not-output-to-public`);
}
// make sure distDir isn't an empty string as it can result in the provided
// directory being deleted in development mode
if (userDistDir.length === 0) {
throw new Error(`Invalid distDir provided, distDir can not be an empty string. Please remove this config or set it to undefined`);
}
}
if (key === "pageExtensions") {
if (!Array.isArray(value)) {
throw new Error(`Specified pageExtensions is not an array of strings, found "${value}". Please update this config or remove it.`);
}
if (!value.length) {
throw new Error(`Specified pageExtensions is an empty array. Please update it with the relevant extensions or remove it.`);
}
value.forEach((ext)=>{
if (typeof ext !== "string") {
throw new Error(`Specified pageExtensions is not an array of strings, found "${ext}" of type "${typeof ext}". Please update this config or remove it.`);
}
});
}
if (!!value && value.constructor === Object) {
currentConfig[key] = {
..._configShared.defaultConfig[key],
...Object.keys(value).reduce((c, k)=>{
const v = value[k];
if (v !== undefined && v !== null) {
c[k] = v;
}
return c;
}, {})
};
} else {
currentConfig[key] = value;
}
return currentConfig;
}, {});
const result = {
..._configShared.defaultConfig,
...config
};
if (typeof result.assetPrefix !== "string") {
throw new Error(`Specified assetPrefix is not a string, found type "${typeof result.assetPrefix}" https://nextjs.org/docs/messages/invalid-assetprefix`);
}
if (typeof result.basePath !== "string") {
throw new Error(`Specified basePath is not a string, found type "${typeof result.basePath}"`);
}
if (result.basePath !== "") {
if (result.basePath === "/") {
throw new Error(`Specified basePath /. basePath has to be either an empty string or a path prefix"`);
}
if (!result.basePath.startsWith("/")) {
throw new Error(`Specified basePath has to start with a /, found "${result.basePath}"`);
}
if (result.basePath !== "/") {
var ref3;
if (result.basePath.endsWith("/")) {
throw new Error(`Specified basePath should not end with /, found "${result.basePath}"`);
}
if (result.assetPrefix === "") {
result.assetPrefix = result.basePath;
}
if (((ref3 = result.amp) == null ? void 0 : ref3.canonicalBase) === "") {
result.amp.canonicalBase = result.basePath;
}
}
}
if (result == null ? void 0 : result.images) {
var ref4, ref5;
const images = result.images;
if (typeof images !== "object") {
throw new Error(`Specified images should be an object received ${typeof images}.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
if (images.domains) {
var ref6;
if (!Array.isArray(images.domains)) {
throw new Error(`Specified images.domains should be an Array received ${typeof images.domains}.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
// static images are automatically prefixed with assetPrefix
// so we need to ensure _next/image allows downloading from
// this resource
if ((ref6 = config.assetPrefix) == null ? void 0 : ref6.startsWith("http")) {
images.domains.push(new URL(config.assetPrefix).hostname);
}
if (images.domains.length > 50) {
throw new Error(`Specified images.domains exceeds length of 50, received length (${images.domains.length}), please reduce the length of the array to continue.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
const invalid = images.domains.filter((d)=>typeof d !== "string");
if (invalid.length > 0) {
throw new Error(`Specified images.domains should be an Array of strings received invalid values (${invalid.join(", ")}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
}
const remotePatterns = result == null ? void 0 : (ref4 = result.images) == null ? void 0 : ref4.remotePatterns;
if (remotePatterns) {
if (!Array.isArray(remotePatterns)) {
throw new Error(`Specified images.remotePatterns should be an Array received ${typeof remotePatterns}.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
if (remotePatterns.length > 50) {
throw new Error(`Specified images.remotePatterns exceeds length of 50, received length (${remotePatterns.length}), please reduce the length of the array to continue.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
const validProps = new Set([
"protocol",
"hostname",
"pathname",
"port"
]);
const requiredProps = [
"hostname"
];
const invalidPatterns = remotePatterns.filter((d)=>!d || typeof d !== "object" || Object.entries(d).some(([k, v])=>!validProps.has(k) || typeof v !== "string") || requiredProps.some((k)=>!(k in d)));
if (invalidPatterns.length > 0) {
throw new Error(`Invalid images.remotePatterns values:\n${invalidPatterns.map((item)=>JSON.stringify(item)).join("\n")}\n\nremotePatterns value must follow format { protocol: 'https', hostname: 'example.com', port: '', pathname: '/imgs/**' }.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
}
if (images.deviceSizes) {
const { deviceSizes } = images;
if (!Array.isArray(deviceSizes)) {
throw new Error(`Specified images.deviceSizes should be an Array received ${typeof deviceSizes}.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
if (deviceSizes.length > 25) {
throw new Error(`Specified images.deviceSizes exceeds length of 25, received length (${deviceSizes.length}), please reduce the length of the array to continue.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
const invalid = deviceSizes.filter((d)=>{
return typeof d !== "number" || d < 1 || d > 10000;
});
if (invalid.length > 0) {
throw new Error(`Specified images.deviceSizes should be an Array of numbers that are between 1 and 10000, received invalid values (${invalid.join(", ")}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
}
if (images.imageSizes) {
const { imageSizes } = images;
if (!Array.isArray(imageSizes)) {
throw new Error(`Specified images.imageSizes should be an Array received ${typeof imageSizes}.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
if (imageSizes.length > 25) {
throw new Error(`Specified images.imageSizes exceeds length of 25, received length (${imageSizes.length}), please reduce the length of the array to continue.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
const invalid = imageSizes.filter((d)=>{
return typeof d !== "number" || d < 1 || d > 10000;
});
if (invalid.length > 0) {
throw new Error(`Specified images.imageSizes should be an Array of numbers that are between 1 and 10000, received invalid values (${invalid.join(", ")}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
}
if (!images.loader) {
images.loader = "default";
}
if (!_imageConfig.VALID_LOADERS.includes(images.loader)) {
throw new Error(`Specified images.loader should be one of (${_imageConfig.VALID_LOADERS.join(", ")}), received invalid value (${images.loader}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
if (images.loader !== "default" && images.loader !== "custom" && images.path === _imageConfig.imageConfigDefault.path) {
throw new Error(`Specified images.loader property (${images.loader}) also requires images.path property to be assigned to a URL prefix.\nSee more info here: https://nextjs.org/docs/api-reference/next/image#loader-configuration`);
}
// Append trailing slash for non-default loaders and when trailingSlash is set
if (images.path) {
if (images.loader !== "default" && images.path[images.path.length - 1] !== "/" || result.trailingSlash) {
images.path += "/";
}
}
if (images.path === _imageConfig.imageConfigDefault.path && result.basePath) {
images.path = `${result.basePath}${images.path}`;
}
if (images.minimumCacheTTL && (!Number.isInteger(images.minimumCacheTTL) || images.minimumCacheTTL < 0)) {
throw new Error(`Specified images.minimumCacheTTL should be an integer 0 or more received (${images.minimumCacheTTL}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
if (images.formats) {
const { formats } = images;
if (!Array.isArray(formats)) {
throw new Error(`Specified images.formats should be an Array received ${typeof formats}.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
if (formats.length < 1 || formats.length > 2) {
throw new Error(`Specified images.formats must be length 1 or 2, received length (${formats.length}), please reduce the length of the array to continue.\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
const invalid = formats.filter((f)=>{
return f !== "image/avif" && f !== "image/webp";
});
if (invalid.length > 0) {
throw new Error(`Specified images.formats should be an Array of mime type strings, received invalid values (${invalid.join(", ")}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
}
if (typeof images.dangerouslyAllowSVG !== "undefined" && typeof images.dangerouslyAllowSVG !== "boolean") {
throw new Error(`Specified images.dangerouslyAllowSVG should be a boolean received (${images.dangerouslyAllowSVG}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
if (typeof images.contentSecurityPolicy !== "undefined" && typeof images.contentSecurityPolicy !== "string") {
throw new Error(`Specified images.contentSecurityPolicy should be a string received (${images.contentSecurityPolicy}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
const unoptimized = result == null ? void 0 : (ref5 = result.images) == null ? void 0 : ref5.unoptimized;
if (typeof unoptimized !== "undefined" && typeof unoptimized !== "boolean") {
throw new Error(`Specified images.unoptimized should be a boolean, received (${unoptimized}).\nSee more info here: https://nextjs.org/docs/messages/invalid-images-config`);
}
}
if (result.webpack5 === false) {
throw new Error(`Webpack 4 is no longer supported in Next.js. Please upgrade to webpack 5 by removing "webpack5: false" from ${configFileName}. https://nextjs.org/docs/messages/webpack5`);
}
if (result.experimental && "swcMinify" in result.experimental) {
Log.warn(`\`swcMinify\` has been moved out of \`experimental\`. Please update your ${configFileName} file accordingly.`);
result.swcMinify = result.experimental.swcMinify;
}
if (result.experimental && "relay" in result.experimental) {
Log.warn(`\`relay\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`);
result.compiler = result.compiler || {};
result.compiler.relay = result.experimental.relay;
}
if (result.experimental && "styledComponents" in result.experimental) {
Log.warn(`\`styledComponents\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`);
result.compiler = result.compiler || {};
result.compiler.styledComponents = result.experimental.styledComponents;
}
if (result.experimental && "emotion" in result.experimental) {
Log.warn(`\`emotion\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`);
result.compiler = result.compiler || {};
result.compiler.emotion = result.experimental.emotion;
}
if (result.experimental && "reactRemoveProperties" in result.experimental) {
Log.warn(`\`reactRemoveProperties\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`);
result.compiler = result.compiler || {};
result.compiler.reactRemoveProperties = result.experimental.reactRemoveProperties;
}
if (result.experimental && "removeConsole" in result.experimental) {
Log.warn(`\`removeConsole\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`);
result.compiler = result.compiler || {};
result.compiler.removeConsole = result.experimental.removeConsole;
}
if ((ref7 = result.experimental) == null ? void 0 : ref7.swcMinifyDebugOptions) {
Log.warn("SWC minify debug option specified. This option is for debugging minifier issues and will be removed once SWC minifier is stable.");
}
if (result.experimental.outputStandalone) {
Log.warn(`experimental.outputStandalone has been renamed to "output: 'standalone'", please move the config.`);
result.output = "standalone";
}
if (((ref1 = result.experimental) == null ? void 0 : ref1.outputFileTracingRoot) && !(0, _path).isAbsolute(result.experimental.outputFileTracingRoot)) {
result.experimental.outputFileTracingRoot = (0, _path).resolve(result.experimental.outputFileTracingRoot);
Log.warn(`experimental.outputFileTracingRoot should be absolute, using: ${result.experimental.outputFileTracingRoot}`);
}
if (result.output === "standalone" && !result.outputFileTracing) {
Log.warn(`"output: 'standalone'" requires outputFileTracing not be disabled please enable it to leverage the standalone build`);
result.output = undefined;
}
// TODO: Change defaultConfig type to NextConfigComplete
// so we don't need "!" here.
setHttpAgentOptions(result.httpAgentOptions || _configShared.defaultConfig.httpAgentOptions);
if (result.i18n) {
const { i18n } = result;
const i18nType = typeof i18n;
if (i18nType !== "object") {
throw new Error(`Specified i18n should be an object received ${i18nType}.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
}
if (!Array.isArray(i18n.locales)) {
throw new Error(`Specified i18n.locales should be an Array received ${typeof i18n.locales}.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
}
if (i18n.locales.length > 100) {
Log.warn(`Received ${i18n.locales.length} i18n.locales items which exceeds the recommended max of 100.\nSee more info here: https://nextjs.org/docs/advanced-features/i18n-routing#how-does-this-work-with-static-generation`);
}
const defaultLocaleType = typeof i18n.defaultLocale;
if (!i18n.defaultLocale || defaultLocaleType !== "string") {
throw new Error(`Specified i18n.defaultLocale should be a string.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
}
if (typeof i18n.domains !== "undefined" && !Array.isArray(i18n.domains)) {
throw new Error(`Specified i18n.domains must be an array of domain objects e.g. [ { domain: 'example.fr', defaultLocale: 'fr', locales: ['fr'] } ] received ${typeof i18n.domains}.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
}
if (i18n.domains) {
const invalidDomainItems = i18n.domains.filter((item)=>{
var ref;
if (!item || typeof item !== "object") return true;
if (!item.defaultLocale) return true;
if (!item.domain || typeof item.domain !== "string") return true;
const defaultLocaleDuplicate = (ref = i18n.domains) == null ? void 0 : ref.find((altItem)=>altItem.defaultLocale === item.defaultLocale && altItem.domain !== item.domain);
if (defaultLocaleDuplicate) {
console.warn(`Both ${item.domain} and ${defaultLocaleDuplicate.domain} configured the defaultLocale ${item.defaultLocale} but only one can. Change one item's default locale to continue`);
return true;
}
let hasInvalidLocale = false;
if (Array.isArray(item.locales)) {
for (const locale of item.locales){
if (typeof locale !== "string") hasInvalidLocale = true;
for (const domainItem of i18n.domains || []){
if (domainItem === item) continue;
if (domainItem.locales && domainItem.locales.includes(locale)) {
console.warn(`Both ${item.domain} and ${domainItem.domain} configured the locale (${locale}) but only one can. Remove it from one i18n.domains config to continue`);
hasInvalidLocale = true;
break;
}
}
}
}
return hasInvalidLocale;
});
if (invalidDomainItems.length > 0) {
throw new Error(`Invalid i18n.domains values:\n${invalidDomainItems.map((item)=>JSON.stringify(item)).join("\n")}\n\ndomains value must follow format { domain: 'example.fr', defaultLocale: 'fr', locales: ['fr'] }.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
}
}
if (!Array.isArray(i18n.locales)) {
throw new Error(`Specified i18n.locales must be an array of locale strings e.g. ["en-US", "nl-NL"] received ${typeof i18n.locales}.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
}
const invalidLocales = i18n.locales.filter((locale)=>typeof locale !== "string");
if (invalidLocales.length > 0) {
throw new Error(`Specified i18n.locales contains invalid values (${invalidLocales.map(String).join(", ")}), locales must be valid locale tags provided as strings e.g. "en-US".\n` + `See here for list of valid language sub-tags: http://www.iana.org/assignments/language-subtag-registry/language-subtag-registry`);
}
if (!i18n.locales.includes(i18n.defaultLocale)) {
throw new Error(`Specified i18n.defaultLocale should be included in i18n.locales.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
}
const normalizedLocales = new Set();
const duplicateLocales = new Set();
i18n.locales.forEach((locale)=>{
const localeLower = locale.toLowerCase();
if (normalizedLocales.has(localeLower)) {
duplicateLocales.add(locale);
}
normalizedLocales.add(localeLower);
});
if (duplicateLocales.size > 0) {
throw new Error(`Specified i18n.locales contains the following duplicate locales:\n` + `${[
...duplicateLocales
].join(", ")}\n` + `Each locale should be listed only once.\n` + `See more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
}
// make sure default Locale is at the front
i18n.locales = [
i18n.defaultLocale,
...i18n.locales.filter((locale)=>locale !== i18n.defaultLocale),
];
const localeDetectionType = typeof i18n.localeDetection;
if (localeDetectionType !== "boolean" && localeDetectionType !== "undefined") {
throw new Error(`Specified i18n.localeDetection should be undefined or a boolean received ${localeDetectionType}.\nSee more info here: https://nextjs.org/docs/messages/invalid-i18n-config`);
}
}
if ((ref2 = result.devIndicators) == null ? void 0 : ref2.buildActivityPosition) {
const { buildActivityPosition } = result.devIndicators;
const allowedValues = [
"top-left",
"top-right",
"bottom-left",
"bottom-right",
];
if (!allowedValues.includes(buildActivityPosition)) {
throw new Error(`Invalid "devIndicator.buildActivityPosition" provided, expected one of ${allowedValues.join(", ")}, received ${buildActivityPosition}`);
}
}
return result;
}
//# sourceMappingURL=config.js.map
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