translation.js

/*
Copyright the eleventy-plugin-fluid copyright holders.

See the AUTHORS.md file at the top-level directory of this distribution and at
https://github.com/fluid-project/eleventy-plugin-fluid/raw/main/AUTHORS.md.

Licensed under the New BSD license. You may not use this file except in compliance with this License.

You may obtain a copy of the New BSD License at
https://github.com/fluid-project/eleventy-plugin-fluid/raw/main/LICENSE.md.
*/
import { I18n } from 'i18n-js';

/**
 *
 * @param {string} key - The translation key. Must exist in (at least) one language within the translations object.
 * @param {object} values - An object containing values which can be substituted for keyed placeholders in the translated string.
 * @param {object} data - An object containing the translations and lang keys from Eleventy's global data.
 * @returns {string} - The localized string.
 */
const __ = function (key, values = {}, data = {}) {
	const lang = data.lang || this.page.lang;
	const translations = data.translations || this.ctx.translations;

	const i18n = new I18n(translations);
	i18n.locale = lang;
	return i18n.t(key, values);
};

export {
	__,
};