next-i18n-router/dist/validateConfig.js

Next.js App Router internationalized routing and locale detection.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
function validateConfig(config) {
    if (!Array.isArray(config.locales)) {
        throw new Error(`The config requires a 'locales' array.`);
    }
    if (!config.defaultLocale) {
        throw new Error(`The config requires a 'defaultLocale'.`);
    }
    if (!config.locales.includes(config.defaultLocale)) {
        throw new Error(`The 'defaultLocale' must be contained in 'locales' array.`);
    }
    if (config.localeDetector && typeof config.localeDetector !== 'function') {
        throw new Error(`'localeDetector' must be a function.`);
    }
    if (config.cookieOptions) {
        if (typeof config.cookieOptions !== 'object') {
            throw new Error(`'cookieOptions' must be an object.`);
        }
    }
    if (config.serverSetCookie) {
        const validOptions = ['if-empty', 'always', 'never'];
        if (!validOptions.includes(config.serverSetCookie)) {
            throw new Error(`Invalid 'serverSetCookie' value. Valid values are ${validOptions.join(' | ')}`);
        }
    }
}
exports.default = validateConfig;
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