wuchale/dist/config.js

Protobuf-like i18n from normal code

import { resolve } from "node:path";
import {} from "./adapters.js";
export const defaultConfig = {
    sourceLocale: 'en',
    otherLocales: [],
    adapters: {},
    hmr: true,
    geminiAPIKey: 'env',
    messages: true,
};
function deepAssign(fromObj, toObj) {
    for (const [key, value] of Object.entries(fromObj)) {
        if (value === undefined) {
            delete toObj[key];
        }
        if (!value || Array.isArray(value) || typeof value !== 'object') {
            toObj[key] = value;
            continue;
        }
        // objects
        if (!toObj[key]) {
            toObj[key] = {};
        }
        deepAssign(fromObj[key], toObj[key]);
    }
}
export function defineConfig(config) {
    return config;
}
export function deepMergeObjects(source, target) {
    const full = { ...target };
    deepAssign(source, full);
    return full;
}
export const configName = 'wuchale.config.js';
const displayName = new Intl.DisplayNames(['en'], { type: 'language' });
export const getLanguageName = (code) => displayName.of(code);
function checkValidLocale(locale) {
    try {
        getLanguageName(locale);
    }
    catch {
        throw new Error(`Invalid locale identifier: ${locale}`);
    }
}
export async function getConfig(configPath) {
    const importPath = (configPath && resolve(configPath)) ?? `${process.cwd()}/${configName}`;
    const module = await import(importPath);
    const config = deepMergeObjects(module.default, defaultConfig);
    checkValidLocale(config.sourceLocale);
    for (const loc of config.otherLocales) {
        checkValidLocale(loc);
    }
    return config;
}
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