@rapharacing/error-handler/src/index.js

Error Handler

const de = require("./locales/de/common.json");
const en = require("./locales/en/common.json");
const es = require("./locales/es/common.json");
const fr = require("./locales/fr/common.json");
const ja = require("./locales/ja/common.json");
const ko = require("./locales/ko/common.json");
const zh = require("./locales/zh/common.json");

const locales = {
  de,
  en,
  es,
  fr,
  ja,
  ko,
  zh
};

/**
 * Returns a translated error message
 *
 * @method concat
 * @param {String} error - Error String
 * @param {String} locale  - Locale String
 * @param {Boolean} cs - Customer Service
 * @returns {String} Translated error message
 */
const getError = (error, locale, cs) => {
  let json;

  if (error === undefined || typeof error !== "string") {
    throw new Error("No Error supplied");
  }

  if (locale === undefined || typeof error !== "string") {
    throw new Error("No Locale supplied");
  }

  if (locale.includes("-")) {
    json = locales[locale.split("-")[0]];
  } else {
    json = locales[locale];
  }

  // If cs is passed get the cs key else just get the normal error
  const err = cs ? `CS_${error}` : error;

  // If undefined then return the english version
  return json[err] ? json[err] : locales.en[err];
};

export default getError;